Active pharmaceutical ingredient (API) impurities for research
All products contained in this category are intended for laboratory use only, and are not meant for human consumption.
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4-Benzoylpiperidine Hydrochloride
CAS:25519-80-6
Stability Store in Freezer at -20°C Applications A synthetic intermediate in the preparation of CNS …
Formula:
C12H15NO·ClH
Color and Shape:
Neat
Molecular weight:
225.71
Ref: TR-B208700
50mg | 195.00 € | ||
100mg | 244.00 € | ||
250mg | 582.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
O-Desmethyl Brinzolamide
Controlled ProductCAS:186377-56-0
Impurity Brinzolamide O-Desmethyl Impurity Applications O-Desmethyl Brinzolamide is a derivative of Brinzolamide (B677601), a carbonic …
Formula:
C11H19N3O5S3
Color and Shape:
Neat
Molecular weight:
369.4807
Ref: TR-B677610
5mg | 350.00 € | ||
50mg | 2,386.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Dihydro Isoferulic Acid-d3 3-O-Sulfate Sodium Salt
Controlled ProductApplications Labelled Dihydroisoferulic Acid 3-O-Sulfate, the sulfate conjugate of Dihydroisoferulic Acid (H946365). Dihydroisoferulic Acid 3-O-Sulfate …
Formula:
C10H9D3O7S·xNa
Color and Shape:
Neat
Molecular weight:
279.28
Ref: TR-D448947
1mg | 265.00 € | ||
10mg | 1,756.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
4-Methoxy Retinoic Acid
Controlled ProductCAS:81121-20-2
Applications: An impurity contained in samples of all trans-retinoic acid. References Newton, D., et al.: …
Formula:
C21H30O3
Color and Shape:
Off White Solid
Molecular weight:
330.46
Ref: TR-M267800
10mg | 4,753.00 € | ||
2500µg | 1,510.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
9-(4-Acetoxy-3-acetoxymethylbutyl)-2-amino-6-chloropurine-d4
Controlled ProductCAS:1020718-81-3
Applications A deuterated synthetic intermediate.
Formula:
C14H4H14ClN5O4
Color and Shape:
Neat
Molecular weight:
359.80
Ref: TR-A164152
5mg | 259.00 € | ||
50mg | 1,751.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Didesethyl Chloroquine-d4
Controlled ProductCAS:1215797-41-3
Applications A labelled metabolite of Chloroquine. It is a COVID19-related research product. References Ohkuma, S., …
Formula:
C14H14D4ClN3
Color and Shape:
Neat
Molecular weight:
267.79
Ref: TR-D440962
1mg | 362.00 € | ||
10mg | 2,417.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Ref: TR-F700685
1mg | 168.00 € | ||
5mg | 237.00 € | ||
25mg | 1,024.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Isopropylaniline-d5
Controlled ProductCAS:768-52-5
Formula:
C9H8D5N
Color and Shape:
Neat
Molecular weight:
140.24
Ref: TR-I824181
5mg | 330.00 € | ||
50mg | 2,147.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(R,R)-Dihydro Bupropion b-D-Glucuronide
Applications (R,R)-Dihydro Bupropion β-D-Glucuronide is a glucuronide metabolite of the drug Bupropion (B689625, HCl salt). …
Formula:
C19H28ClNO7
Color and Shape:
Neat
Molecular weight:
417.88
Ref: TR-D448165
5mg | 1,748.00 € | ||
500µg | 260.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
1-Oxo Mirtazapine (Mirtazapine Impurity C)
CAS:191546-96-0
Impurity Mirtazapine EP Impurity C; Mirtazapine USP Related Compound C Applications 1-Oxo Mirtazapine (Mirtazapine Impurity …
Formula:
C17H17N3O
Color and Shape:
Neat
Molecular weight:
279.34
Ref: TR-O857990
5mg | 1,148.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
3,6-Dihydro-6,6-dimethyl-2-propyl-3-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-4H-furo[3,4-d]imidazol-4-one
Controlled ProductCAS:1048948-15-7
Applications 3,6-Dihydro-6,6-dimethyl-2-propyl-3-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-4H-furo[3,4-d]imidazol-4-one is an impurity of Olmesartan Medoxomil (O550000), which is an angiotensin II receptor …
Formula:
C43H38N6O2
Color and Shape:
Neat
Molecular weight:
670.80
Ref: TR-D448310
10mg | 283.00 € | ||
100mg | 1,922.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
17a-Methyl-4-[(phenylthio)methyl]testosterone
Controlled ProductCAS:71507-77-2
Applications Testosterone (T155000) derivative.
Formula:
C27H36O2S
Color and Shape:
Neat
Molecular weight:
424.64
Ref: TR-M324800
10mg | 228.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
1,2-Dihydro Dexamethasone Phosphate Disodium Salt
Stability Hygroscopic Applications 1,2-Dihydro Dexamethasone Phosphate Disodium Salt is an impurity of Dexamethasone Phosphate (D298835). …
Formula:
C22H30FNa2O8P
Color and Shape:
Neat
Molecular weight:
518.42
Ref: TR-D446986
1mg | 260.00 € | ||
5mg | 1,121.00 € | ||
10mg | 1,754.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine(Mixture of 2 Diastereomers)
Controlled ProductCAS:209414-26-6
Applications An impurity arising in the synthesis of Efavirenz (E425000). References Chen, C., et al.: …
Formula:
C21H17ClF3NO2
Color and Shape:
Neat
Molecular weight:
407.81
Ref: TR-C365140
5mg | 261.00 € | ||
50mg | 1,758.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Estra-5(10),9(11)-diene-3,17-dione 3-Ethylene Ketal
Controlled ProductCAS:5571-36-8
Applications Mifepristone intermediate; antiprogestational antiglucocorticoid antagonist steroidal spirooxazole. References Agarwai, M., et al.: Pharmacol. Ther., …
Formula:
C20H26O3
Color and Shape:
Neat
Molecular weight:
314.42
Ref: TR-E668600
50mg | 89.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
a-Estradiol 3-Benzoate
Controlled ProductCAS:6045-53-0
Applications α-Estradiol 3-Benzoate is a derivative of 17α-Estradiol (E887995), a biologically active estrogen in human …
Formula:
C25H28O3
Color and Shape:
Neat
Molecular weight:
376.49
Ref: TR-E668605
50mg | 308.00 € | ||
500mg | 2,018.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Triclosan O-Sulfate Sodium Salt
Controlled ProductCAS:68508-18-9
Stability Hygroscopic, Moisture Sensitive Applications Triclosan O-Sulfate is a metabolite of the bacteriostat, Triclosan (T774250). …
Formula:
C12H6Cl3NaO5S
Color and Shape:
Neat
Molecular weight:
391.59
Ref: TR-T774265
10mg | 330.00 € | ||
100mg | 2,139.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
2-Chloro-2',6'-dimethyl-d6-acetanilide
Controlled ProductCAS:1131-01-7
Stability Light Sensitive Applications 2-Chloro-2',6'-dimethyl-d6-acetanilide is the labeled analogue of 2-Chloro-2',6'-dimethylacetanilide (C365375), an intermediate of …
Formula:
C10H6D6ClNO
Color and Shape:
Neat
Molecular weight:
203.7
Ref: TR-C365377
25mg | 2,043.00 € | ||
2500µg | 315.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
7-(b-Hydroxypropyl)theophylline
Controlled ProductCAS:603-00-9
Applications A metabolite of Theophylline in human plasma. References Young, R., et al.: J. Med. …
Formula:
C10H14N4O3
Color and Shape:
Neat
Molecular weight:
238.24
Ref: TR-H952640
10mg | 89.00 € | ||
100mg | 132.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Dexamfetamine-D6 Hydrochloride (~94 : 6 e.r.)
Controlled ProductCAS:205437-62-3
Formula:
C9H7D6N•HCl
Color and Shape:
Neat
Molecular weight:
141.243646
Ref: TR-A634249
1mg | 276.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
5-(5-Chloro-1-(2-fluorophenyl)-2-oxopentyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl Acetate Maleate
Controlled ProductCAS:1373350-61-8
Stability Hygroscopic Applications 5-(5-Chloro-1-(2-fluorophenyl)-2-oxopentyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl Acetate Maleate is an impurity of Prasugrel (P701150).
Formula:
C20H21ClFNO3S·C4H4O4
Color and Shape:
Neat
Molecular weight:
525.97
Ref: TR-C366785
5mg | 300.00 € | ||
50mg | 2,018.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(3S)-3-Hydroxy Quinidine-vinyl-d3
Controlled ProductCAS:53467-23-5
Applications The major metabolite of the Cinchona alkaloid Quinidine. References Small, D.L., et al.: J. …
Formula:
C20H21D3N2O3
Color and Shape:
Neat
Molecular weight:
343.43
Ref: TR-H953232
1mg | 383.00 € | ||
10mg | 2,627.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-(3-Methylbenzoyl)-glycine-d7 Ethyl Ester
Controlled ProductCAS:330466-40-5
Formula:
C12H8D7NO3
Color and Shape:
Neat
Molecular weight:
228.3
Ref: TR-M275157
5mg | 576.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
5-Amino-3-(4-sulfonylphenyl)salicyclic Acid Sodium Salt
Controlled ProductCAS:887256-40-8
Stability Hygroscopic Applications 5-Amino-3-(4-sulfonylphenyl)salicyclic Acid Sodium Salt is an impurity of mesalamine (M258100), which is …
Formula:
C13H11NO6S•x(Na)
Color and Shape:
Neat
Molecular weight:
309.29 + x(22.99)
Ref: TR-A629340
1mg | 350.00 € | ||
10mg | 2,427.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Methyl Gatifloxacin-d3
Controlled ProductCAS:1216721-34-4
Applications A labelled impurity of Gatifloxacin. References Naber, C., et al.: Antimicrob. Agents Chemother., 45, …
Formula:
C20H21D3FN3O4
Color and Shape:
Neat
Molecular weight:
392.44
Ref: TR-M307502
1mg | 231.00 € | ||
10mg | 1,604.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
rac N-Methyl Epinephrine-d6 Hydrochloride (>90%)
Controlled ProductApplications Labelled N-Methylepinephrine, the N-methylated analogue of the sympathomimetic hormone Epinephrine (E588585). Recent studies suggest …
Formula:
C10H9D6NO3•HCl
Purity:
>90%
Color and Shape:
Off-White To Light Green
Molecular weight:
203.273646
Ref: TR-M304302
5mg | 328.00 € | ||
50mg | 2,043.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Dapoxetine N-Oxide (90%)
Controlled ProductCAS:1346603-24-4
Applications The N-oxide impurity of the selective serotonin reuptake inhibitor Dapoxetine (D185700).
Formula:
C21H23NO2
Purity:
90%
Color and Shape:
Neat
Molecular weight:
321.41
Ref: TR-D185710
25mg | 2,181.00 € | ||
2500µg | 330.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Ethyl 3-Hydroxybutyrate-d5
Controlled ProductCAS:1206486-01-2
Applications Isotope labelled Ethyl 3-Hydroxybutyrate is a useful synthetic intermediate. It is a reagent used …
Formula:
C6H7D5O3
Color and Shape:
Neat
Molecular weight:
137.19
Ref: TR-E918958
10mg | 1,561.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
17b-Methyl epi-Testosterone-d5
Controlled ProductCAS:2607-14-9
Applications A new labelled metabolite of 17α-Methyltestosterone (M326400). References Blokland, M., et al.: Anal. Chim. …
Formula:
C20H25D5O2
Color and Shape:
Neat
Molecular weight:
307.48
Ref: TR-M326407
1mg | 244.00 € | ||
10mg | 1,639.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-[4-(Aminocarbonyl)-3-fluorophenyl]-2-methylalanine Methyl Ester
Controlled ProductCAS:1242137-21-8
Formula:
C12H15FN2O3
Color and Shape:
Neat
Molecular weight:
254.26
Ref: TR-A603165
10mg | 227.00 € | ||
100mg | 1,600.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Δ6,7-Baccatin III
Controlled ProductCAS:158830-50-3
Formula:
C31H36O10
Color and Shape:
Neat
Molecular weight:
568.61
Ref: TR-B101010
2mg | 167.00 € | ||
5mg | 259.00 € | ||
10mg | 486.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
DL-threo-b-(3,4-Methylenedioxyphenyl)serine Acetate Salt
Controlled ProductCAS:109910-66-9
Formula:
C12H15NO7
Color and Shape:
Neat
Molecular weight:
285.25
Ref: TR-M304025
250mg | 194.00 € | ||
2500mg | 1,421.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
9-Epimitomycin B
Controlled ProductCAS:13164-90-4
Applications Used as an intermediate in the formation of mitomycin B (M371895), an antitumor antibiotic …
Formula:
C16H19N3O6
Color and Shape:
Neat
Molecular weight:
349.34
Ref: TR-E588555
1mg | 425.00 € | ||
10mg | 2,908.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
7-Acetyl Paclitaxel
Controlled ProductCAS:92950-39-5
Impurity Paclitaxel EP Impurity L Applications Biologically active Paclitaxel derivative that interacts with tubulin assemblies …
Formula:
C49H53NO15
Color and Shape:
Neat
Molecular weight:
895.94
Ref: TR-A187375
5mg | 300.00 € | ||
10mg | 527.00 € | ||
50mg | 1,934.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
9-Propoxymethyl-10-hydroxy Camptothecin
Controlled ProductCAS:1379512-11-4
Applications 9-Propoxymethyl-10-hydroxy Camptothecin, is a substituted derivative of Camptothecin (C175150), which is a topoisomerase inhibitor …
Formula:
C24H24N2O6
Color and Shape:
Neat
Molecular weight:
436.46
Ref: TR-P831450
5mg | 261.00 € | ||
50mg | 1,756.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
ent-Emtricitabine
Controlled ProductCAS:137530-41-7
Stability Hygroscopic Applications A reverse transcriptase inhibitor. It is an effective antiviral agent against HIV, …
Formula:
C8H10FN3O3S
Color and Shape:
Neat
Molecular weight:
247.25
Ref: TR-E525005
1mg | 308.00 € | ||
10mg | 1,985.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Diclazuril 6-Carboxamide
Controlled ProductCAS:1797132-12-7
Applications Diclazuril 6-Carboxamide is an impurity of Diclazuril (D436200), a nucleotide analog with broad-spectrum anticoccidial …
Formula:
C18H10Cl3N5O3
Color and Shape:
Neat
Molecular weight:
450.66
Ref: TR-D436215
25mg | 2,494.00 € | ||
2500µg | 366.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
1-(3-(2-(Dimethylamino)ethyl)-1-((5-((N-methylsulfamoyl)methyl)-1H-indol-3-yl)methyl)-1H-indol-5-yl)
Controlled ProductCAS:2250253-06-4
Formula:
C25H33N5O4S2
Color and Shape:
Neat
Molecular weight:
531.69
Ref: TR-D471500
1mg | 2,066.00 € | ||
250µg | 660.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Acetyl Cefixime
Applications N-Acetyl Cefixime is the N-acetylated analogue and impurity of the third generation cephalosporin antibiotic, …
Formula:
C18H17N5O8S2
Color and Shape:
Neat
Molecular weight:
495.49
Ref: TR-A168455
10mg | 324.00 € | ||
100mg | 2,171.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Boldenone Acetate
Controlled ProductCAS:2363-59-9
Formula:
C21H28O3
Color and Shape:
Neat
Molecular weight:
328.45
Ref: TR-B675155
1g | 2,424.00 € | ||
100mg | 356.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Dasatinib Carboxylic Acid
Controlled ProductCAS:910297-53-9
Applications An oxidative metabolite of Dasatinib (M6 metabolite); used in the treatment of cancers and …
Formula:
C22H24ClN7O3S
Color and Shape:
Light Yellow
Molecular weight:
501.99
Ref: TR-D193605
1mg | 309.00 € | ||
5mg | 1,256.00 € | ||
10mg | 2,000.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt (Mixture of Diastereomers)
Controlled ProductCAS:26560-38-3
Stability Hygroscopic Applications 5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt is a labelled metabolite of Folic Acid (F680300); …
Formula:
C20D3H20N7O6·Ca
Color and Shape:
Neat
Molecular weight:
500.54
Ref: TR-M330132
1mg | 406.00 € | ||
10mg | 3,104.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Diphenhydramine-d6 N-Oxide
Controlled ProductCAS:1346603-42-6
Applications A labelled metabolite of Diphenhydramine (D486900) in humans. References Breyer-Pfaff, U., et al.: Drug …
Formula:
C17H15D6NO2
Color and Shape:
Neat
Molecular weight:
277.39
Ref: TR-D486917
1mg | 259.00 € | ||
10mg | 1,749.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Erythrolosamine
Controlled ProductCAS:53066-32-3
Applications Erythrolosamine is a derivative of Erythromycin A Oxime (E650010), which displays no antibacterial activity. …
Formula:
C29H53NO10
Color and Shape:
Neat
Molecular weight:
575.73
Ref: TR-E649910
50mg | 228.00 € | ||
500mg | 1,603.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
7-Benzothiazolecarboxylic Acid
CAS:677304-83-5
Applications 7-Benzothiazolecarboxylic Acid is an intermediate used in the synthesis of pyrazole inhibitors of coactivator …
Formula:
C8H5NO2S
Color and Shape:
Neat
Molecular weight:
179.196
Ref: TR-B200050
250mg | 228.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Beclomethasone 21-Butyrate 17-Propionate
Controlled ProductImpurity Beclometasone Dipropionate EP Impurity C Applications An impurity of Beclomethasone Dipropionate (B131030).
Formula:
C29H39ClO7
Color and Shape:
Neat
Molecular weight:
535.07
Ref: TR-B131020
1mg | 316.00 € | ||
10mg | 2,080.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(S)-Hesperetin
Controlled ProductCAS:520-33-2
Applications (S)-Hesperetin is the aglucon of Hesperidin (H281185), a flavanone found in citrus fruits. References …
Formula:
C16H14O6
Color and Shape:
Beige Powder
Molecular weight:
302.28
Ref: TR-H289480
1g | 192.00 € | ||
10mg | 330.00 € | ||
25mg | 704.00 € | ||
100mg | 99.00 € | ||
500mg | 125.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Acetyl-D-alanine-2,3,3,3-d4
Controlled ProductCAS:1115-69-1
Applications N-Acetyl-D-alanine-2,3,3,3-d4 is the deuterium labelled form of N-Acetyl-DL-alanine (A167965), which is a derivative of …
Formula:
C5H5D4NO3
Color and Shape:
Neat
Molecular weight:
135.15
Ref: TR-A167966
10mg | 119.00 € | ||
100mg | 630.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
3-[[[3-(Aminomethyl)-5-methyl-1-oxohexyl]amino]methyl]-5-methyl-hexanoic Acid
Controlled ProductCAS:1486961-58-3
Applications 3-[[[3-(Aminomethyl)-5-methyl-1-oxohexyl]amino]methyl]-5-methyl-hexanoic Acid is an intermediate in synthesizing 4,9-Diisobutyl-1,6-diazecane-2,7-dione (D456300), an impurity of rac-Pregabalin (P704800) …
Formula:
C16H32N2O3
Color and Shape:
Neat
Molecular weight:
300.44
Ref: TR-A631018
5mg | 529.00 € | ||
10mg | 985.00 € | ||
25mg | 1,894.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Penciclovir Monoacetate
Controlled ProductCAS:97845-80-2
Formula:
C12H17N5O4
Color and Shape:
Neat
Molecular weight:
295.29
Ref: TR-P221515
10mg | 1,536.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
6-(3,5-Dimethoxyphenyl)pyrido[2,3-d]pyrimidine-2,7-diamine
Controlled ProductCAS:192705-78-5
Applications Intermediate in the preparation of Tyrosine Kinase Inhibitors. References Schroeder, M., et al.: J. …
Formula:
C15H15N5O2
Color and Shape:
Neat
Molecular weight:
297.31
Ref: TR-D470765
2mg | 91.00 € | ||
5mg | 160.00 € | ||
10mg | 227.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Methyldiethanolamine-d3 Hydrochloride
Controlled ProductCAS:54060-15-0
Formula:
C5H10D3NO2•HCl
Color and Shape:
Neat
Molecular weight:
122.183646
Ref: TR-M301626
25mg | 1,749.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
5-Oxo-L-proline-d5
Controlled ProductCAS:1086136-22-2
Applications 5-Oxo-L-proline-d5 is a labelled cyclized derivative of L-Glutamic Acid (G596960). The pyroglutamate core has …
Formula:
C5H5H2NO3
Color and Shape:
White To Off-White
Molecular weight:
134.14
Ref: TR-O858977
1mg | 330.00 € | ||
10mg | 2,171.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
rac-trans 3’-Acetylthiomethyl Nicotine
Controlled ProductCAS:1217716-10-3
Formula:
C13H18N2OS
Color and Shape:
Neat
Molecular weight:
250.36
Ref: TR-A188795
10mg | 264.00 € | ||
100mg | 1,755.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
4-Methoxy-d3 17b-estradiol
Controlled ProductCAS:1334143-12-2
Applications A labelled metabolite of 17β-Estradiol. References Cushman, M., et al.: J. Med. Chem., 38, …
Formula:
C19H23D3O3
Color and Shape:
Neat
Molecular weight:
305.43
Ref: TR-M262632
1mg | 244.00 € | ||
5mg | 715.00 € | ||
10mg | 1,248.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Oseltamivir citric acid dehydrate
Controlled ProductCAS:2734402-31-2
Formula:
C22H32N2O9
Color and Shape:
Neat
Molecular weight:
468.5
Ref: TR-O701050
25mg | 1,589.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-(2,2,Dimethyl-1-oxopropyl)-Amoxicillin Potassium Salt (~80%)
Controlled ProductCAS:1313237-94-3
Applications N-(2,2,Dimethyl-1-oxopropyl)-Amoxicillin is a derivative of Amoxicillin (A634235), a β-lactam family antibiotic that is commonly …
Formula:
C21H26KN3O6S
Purity:
~80%
Color and Shape:
Neat
Molecular weight:
487.61
Ref: TR-A634517
10mg | 330.00 € | ||
100mg | 2,146.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
rac Methyl Efavirenz (Mixture of Diastereomers)
Controlled ProductCAS:353270-76-5
Applications Efavirenz (E425000) potential synthetic impurity and degradation product. Not a dangerous good if item …
Formula:
C15H11ClF3NO2
Color and Shape:
Neat
Molecular weight:
329.70
Ref: TR-M303900
1mg | 309.00 € | ||
10mg | 1,990.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
rel-10-[(1R,2S)-2,3-Dihydroxy-1-(hydroxymethyl)propyl]-1,4,7,10-tetraazacyclododecane-1,4,7-triacetic Acid (>85%)
Controlled ProductCAS:151852-61-8
Applications rel-10-[(1R,2S)-2,3-Dihydroxy-1-(hydroxymethyl)propyl]-1,4,7,10-tetraazacyclododecane-1,4,7-triacetic Acid is an intermediate in the synthesis of Calcobutrol (C145700), a new macrocyclic …
Formula:
C18H34N4O9
Purity:
>85%
Color and Shape:
Neat
Molecular weight:
450.48
Ref: TR-D479540
5mg | 325.00 € | ||
25mg | 1,370.00 € | ||
100mg | 4,345.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
D-Fructose-2-13C2 1,6-Bisphosphate Tetrasodium Salt Hydrate
Controlled ProductCAS:488-69-7
Applications Isotope labelled Fructose1,6-bisphosphate is an intermediate that lies within the glycolysis metabolic pathway and …
Formula:
C513CH10Na4O12P2•xH2O
Color and Shape:
Neat
Molecular weight:
429.03
Ref: TR-F792572
5mg | 227.00 € | ||
50mg | 1,597.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
4-Amino Levamisole Dihydrochloride
Controlled ProductCAS:76497-82-0
Applications A Levamisole derivative References Lewis, J., et al.: Mol. Pharmacol., 31, 185 (1987),
Formula:
C11H13N3S•2HCl
Color and Shape:
Neat
Molecular weight:
219.3123646
Ref: TR-A611775
5mg | 324.00 € | ||
10mg | 582.00 € | ||
50mg | 2,139.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Bis(ethoxycarbonyl) Efavirenz Amino Alcohol
Controlled ProductFormula:
C19H19ClF3NO5
Color and Shape:
Neat
Molecular weight:
433.81
Ref: TR-B433680
10mg | 368.00 € | ||
100mg | 2,497.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
3-O-Benzoyl-N-acetyl-a-D-galactosaminyl-1-O-N-(Fmoc)serine Phenacylester
Controlled ProductCAS:172939-67-2
Applications A useful glycopeptide intermediate.
Formula:
C41H40N2O12
Color and Shape:
Neat
Molecular weight:
752.76
Ref: TR-B207950
5mg | 195.00 € | ||
10mg | 259.00 € | ||
25mg | 612.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Deacetyl Racecadotril Disulfide
Controlled ProductCAS:141437-88-9
Applications Deacetyl Racecadotril Disulfide is an impurity of Racecadotril (R070600); an antidiarrheal and enkephalinase inhibitor …
Formula:
C38H40N2O6S2
Color and Shape:
Neat
Molecular weight:
684.86
Ref: TR-D199020
50mg | 367.00 € | ||
500mg | 2,499.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Trazodone 1,4-Di-N-Oxide
Controlled ProductCAS:1346603-99-3
Stability Hygroscopic Applications A possible metabolite of Trazodone-HCl (T718500).
Formula:
C19H22ClN5O3
Color and Shape:
Neat
Molecular weight:
403.86
Ref: TR-T718515
5mg | 253.00 € | ||
50mg | 1,699.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Androstenedione 16,17’-Anhydro Dimer
Controlled ProductApplications Androstenedione 16,17’-Anhydro Dimer is a dimer of Dehydro Epiandrosterone (D229585) which is a steroidal …
Formula:
C38H50O3
Color and Shape:
Neat
Molecular weight:
554.8
Ref: TR-A637695
5mg | 259.00 € | ||
50mg | 1,760.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
2’-Epi-Lamivudine
Controlled ProductCAS:136846-20-3
Impurity Lamivudine EP Impurity B Applications 2’-Epi-Lamivudine (Lamivudine EP Impurity B) is an epimer of …
Formula:
C8H11N3O3S
Color and Shape:
Light Yellow Solid
Molecular weight:
229.26
Ref: TR-E588545
1mg | 1,236.00 € | ||
5mg | 5,365.00 € | ||
250µg | 351.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
2-Methyl Ethynyl Estradiol
Controlled ProductCAS:3240-39-9
Impurity Ethinylestradiol EP Impurity M Applications 2-Methylethynylestradiol (Ethinylestradiol EP Impurity M) is a 17α-ethynyl steroid. …
Formula:
C21H26O2
Color and Shape:
Neat
Molecular weight:
310.43
Ref: TR-M304975
5mg | 260.00 € | ||
10mg | 478.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(1R,3R)-1-(1,3-Benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic Acid Hydrochloride
Controlled ProductCAS:474668-76-3
Applications (1R,3R)-1-(1,3-Benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic Acid Hydrochloride is an impurity of Tadalafil (T004500) and is a β-carboline derivative. …
Formula:
C19H16N2O4·HCl
Color and Shape:
Off White Solid
Molecular weight:
372.8
Ref: TR-B199990
5mg | 143.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
17-epi-Ethynyl Estradiol
Controlled ProductCAS:4717-38-8
Impurity Ethinylestradiol EP Impurity A Applications 17-epi-Ethynyl Estradiol (Ethinylestradiol EP Impurity A) is the epimer …
Formula:
C20H24O2
Color and Shape:
White To Off-White
Molecular weight:
296.40
Ref: TR-E685095
1mg | 354.00 € | ||
10mg | 2,385.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Methyl-3-pyrrolidinyl Cyclopentylmandelate (mixture of diastereomers)
Controlled ProductCAS:13118-11-1
Formula:
C18H25NO3
Color and Shape:
Light Yellow Oily
Molecular weight:
303.40
Ref: TR-M326040
10mg | 223.00 € | ||
100mg | 1,638.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one
CAS:896134-06-8
Impurity Donepezil Pyridine Dehydro N-Oxide Applications 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one is an impurity of donepezil (D531750) which is …
Formula:
C17H15NO4
Color and Shape:
Neat
Molecular weight:
297.30
Ref: TR-D450165
10mg | 120.00 € | ||
50mg | 419.00 € | ||
250mg | 1,685.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(3R,5S)-5-(6-Cyclopropyl-10-fluoro-7,8-dihydrobenzo[k]phenanthridin-8-yl)-3,5-dihydroxypentanoic Acid Sodium Salt
Controlled ProductCAS:1187966-91-1
Applications (3R,5S)-5-(6-Cyclopropyl-10-fluoro-7,8-dihydrobenzo[k]phenanthridin-8-yl)-3,5-dihydroxypentanoic Acid Sodium Salt is an impurity of Pitavastatin (P531000), a competitive inhibitor of …
Formula:
C25H23FNNaO4
Color and Shape:
Neat
Molecular weight:
443.44
Ref: TR-C989570
1mg | 176.00 € | ||
10mg | 1,043.00 € | ||
2500µg | 316.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-(p-Aminophenethyl)spiperone
Controlled ProductCAS:93801-18-4
Applications Analogue of Spiperone. References Chivers, J., et al.: Br. J. Pharmacol., 90, 467 (1987), …
Formula:
C31H35FN4O2
Color and Shape:
Neat
Molecular weight:
514.63
Ref: TR-A618915
1mg | 227.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Epoxy Metradiene
Controlled ProductCAS:83873-16-9
Applications Epoxy Metradiene is an impurity from synthesis of Fluorometholone (F593145),a glucocorticoid; anti-inflammatory. References Kupferman, …
Formula:
C22H28O4
Color and Shape:
Neat
Molecular weight:
356.46
Ref: TR-E589245
1mg | 316.00 € | ||
10mg | 2,078.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
6-Methyl Nornicotine
Controlled ProductCAS:90872-72-3
Applications Nicotine analog. References Yamamoto, I., et al.: Agr. Biol. Chem., 27, 446 (1963)
Formula:
C10H14N2
Color and Shape:
Neat
Molecular weight:
162.23
Ref: TR-M325833
10mg | 243.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(2R,3S)-3-Hydroxynorleucine
Controlled ProductCAS:59286-25-8
Applications (2R,3S)-3-Hydroxynorleucine is an analogue of DL-6-Hydroxy Norleucine (H948855) which is an intermediate for antiviral …
Formula:
C6H13NO3
Color and Shape:
Neat
Molecular weight:
147.17
Ref: TR-H949765
1g | 1,256.00 € | ||
50mg | 119.00 € | ||
250mg | 448.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Dihydrolysergamide
CAS:2410-19-7
Applications Dihydrolysergamide is metabolite of Dihydroergotamine (D449080), α-Androgenic blocker with selective venoconstrictor properties. Dihydrolysergamide was …
Formula:
C16H19N3O
Color and Shape:
White
Molecular weight:
269.3416
Ref: TR-D448590
1mg | 268.00 € | ||
5mg | 884.00 € | ||
10mg | 1,454.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Efavirenz 1-Desamine-1-oxy
Controlled ProductApplications Efavirenz 1-Desamine-1-oxy is an analog of Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor. …
Formula:
C14H8ClF3O3
Color and Shape:
Neat
Molecular weight:
316.66
Ref: TR-E425035
1mg | 177.00 € | ||
10mg | 316.00 € | ||
100mg | 2,041.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Dihydro Fenofibrate
Controlled ProductCAS:61001-99-8
Formula:
C20H23ClO4
Color and Shape:
Neat
Molecular weight:
362.85
Ref: TR-D449050
5mg | 191.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Efavirenz Penteneyne
Controlled ProductApplications Efavirenz penteneyne is an analog of Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor …
Formula:
C14H9ClF3NO2
Color and Shape:
Neat
Molecular weight:
315.67
Ref: TR-E425020
5mg | 325.00 € | ||
50mg | 2,136.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
6a-Bromo Beclomethasone Dipropionate
Controlled ProductCAS:887130-69-0
Impurity Beclomethasone Dipropionate EP Impurity F Applications 6α-Bromo Beclomethasone Dipropionate (Beclomethasone Dipropionate EP Impurity F) …
Formula:
C28H36BrClO7
Color and Shape:
White Solid
Molecular weight:
599.94
Ref: TR-B680135
10mg | 683.00 € | ||
25mg | 1,575.00 € | ||
50mg | 2,424.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-(3-Chloro-benzyl) Econazole Chloride
Controlled ProductFormula:
C25H21Cl4N2O·Cl
Color and Shape:
Neat
Molecular weight:
542.71
Ref: TR-C364590
5mg | 376.00 € | ||
10mg | 732.00 € | ||
25mg | 1,506.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(S)-Pregabalin Lactam
CAS:181289-23-6
Impurity Pregabalin EP impurity A Applications (S)-Pregabalin Lactam is an impurity of (S)-Pregabalin (P704790) which …
Formula:
C8H15NO
Color and Shape:
White
Molecular weight:
141.21
Ref: TR-P704820
50mg | 268.00 € | ||
100mg | 517.00 € | ||
250mg | 1,088.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Benzoxazolemethanesulfonamide-N-(6-methyl-hexanoate)
Controlled ProductCAS:1076198-89-4
Applications Intermediate of Zonisamide-N-(6-hexanoic acid).
Formula:
C15H20N2O5S
Color and Shape:
Neat
Molecular weight:
340.39
Ref: TR-B207730
5mg | 135.00 € | ||
10mg | 189.00 € | ||
25mg | 407.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Pseudobenztropine
Controlled ProductCAS:802597-90-6
Applications Pseudobenztropine is an analog of Benzotropine (B207575, Mesylate salt) which is used as an …
Formula:
C21H25NO
Color and Shape:
Neat
Molecular weight:
307.43
Ref: TR-P840155
50mg | 330.00 € | ||
500mg | 2,144.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Oxacillin Penillic Acid Disodium Salt, 80%(Mixture of Diastereomers)
CAS:37699-31-3
Applications Oxacillin Penillic Acid Disodium Salt, is a derivative (impurity) of Oxacillin which is used …
Formula:
C19H17N3O5SNa
Color and Shape:
Neat
Molecular weight:
445.40
Ref: TR-O758495
1mg | 261.00 € | ||
10mg | 1,753.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
1-[2-(Acetyloxy)-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl]-5-bromo-1-(2-fluorophenyl)-2-pentanone (2Z)-2-Butenedioate
Controlled ProductCAS:1373350-60-7
Stability Not stable in DMSO Applications 1-[2-(Acetyloxy)-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl]-5-bromo-1-(2-fluorophenyl)-2-pentanone (2Z)-2-Butenedioate is a byproduct in the synthesis of …
Formula:
C24H25BrFNO7S
Color and Shape:
Neat
Molecular weight:
570.43
Ref: TR-A187200
25mg | 1,665.00 € | ||
2500µg | 252.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
7-[9-[[9-[(4,4,5,5,5-Pentafluoropentyl)sulfinyl]nonyl]sulfinyl]nonyl]estra-1,3,5(10)-triene-3,17b-diol (Mixture of Diastereomers)
Controlled ProductApplications Fulvestrant (F862500) impurity C.
Formula:
C41H65F5O4S2
Color and Shape:
Neat
Molecular weight:
781.07
Ref: TR-P227275
1mg | 582.00 € | ||
5mg | 2,165.00 € | ||
10mg | 4,143.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
1-Bis(4-fluorophenyl)methyl Piperazine-d8
Controlled ProductCAS:27469-60-9
Applications 1-Bis(4-fluorophenyl)methyl Piperzaine-d8 is a labelled analogue of 1-Bis(4-fluorophenyl)methyl Piperzaine (B434875), which is a chemical …
Formula:
C17H10D8F2N2
Color and Shape:
Neat
Molecular weight:
296.38
Ref: TR-B434877
1mg | 259.00 € | ||
10mg | 1,868.00 € | ||
2500µg | 589.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
2-Chloro-4’-hydroxybenzophenone
Controlled ProductCAS:55270-71-8
Applications Fenofibric Acid intermediate.
Formula:
C13H11ClO2
Color and Shape:
Neat
Molecular weight:
234.68
Ref: TR-C366690
50mg | 188.00 € | ||
100mg | 325.00 € | ||
250mg | 717.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Ref: TR-A894630
25mg | 132.00 € | ||
100mg | 471.00 € | ||
250mg | 963.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
(5a)-17,17-Dimethyl-18-nor-2-oxaandrost-13-en-3-one
Controlled ProductCAS:142793-21-3
Applications (5α)-17,17-Dimethyl-18-nor-2-oxaandrost-13-en-3-one is metabolite and impurity of the anabolic steroid Oxandrolone (O845050). References Fragkaki, A.G. …
Formula:
C19H28O2
Color and Shape:
Neat
Molecular weight:
288.42
Ref: TR-D476100
10mg | 307.00 € | ||
100mg | 1,987.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N2-Methyl Alfuzosin
Controlled ProductCAS:72104-34-8
Impurity Alfuzosin EP Impurity C Applications N2-Methyl Alfuzosin (Alfuzosin EP Impurity C) is an impurity …
Formula:
C19H27N5O4·ClH
Color and Shape:
Neat
Molecular weight:
425.91
Ref: TR-M276650
25mg | 2,079.00 € | ||
2500µg | 316.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N’-[2-[2,4-(Dimethylphenyl)thio]phenyl] Vortioxetine
Controlled ProductApplications N’-[2-[2,4-Dimethylphenyl)thio]phenyl] Vortioxetine is an impurity of Vortioxetine (V766000, HBr salt) which is a multimodal …
Formula:
C32H34N2S2
Color and Shape:
Neat
Molecular weight:
510.76
Ref: TR-D477790
5mg | 1,749.00 € | ||
500µg | 259.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
11a,17a,21-Trihydroxy-16a-methyl-1,4-pregnadiene-3,20-dione
Controlled ProductCAS:78761-59-8
Applications 11α,17α,21-Trihydroxy-16α-methyl-1,4-pregnadiene-3,20-dione is a 3-Keto-Δ1(2)-Δ4(5) steroid that can be synthesized from Dexamethasone 9,11-Epoxide (D298795).
Formula:
C22H30O5
Color and Shape:
Neat
Molecular weight:
374.47
Ref: TR-T795365
5mg | 4,673.00 € | ||
500µg | 574.00 € | ||
2500µg | 2,408.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Telotristat Ethyl
Controlled ProductCAS:1033805-22-9
Applications Telotristat Ethyl can be used in biological study of serotonin biosynthesis as a predictive …
Formula:
C27H26ClF3N6O3
Color and Shape:
Neat
Molecular weight:
574.98
Ref: TR-T017098
5mg | 171.00 € | ||
10mg | 223.00 € | ||
50mg | 336.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Defluoro Paroxetine Hydrochloride
Controlled ProductCAS:1322626-23-2
Formula:
C19H22ClNO3
Color and Shape:
Neat
Molecular weight:
347.84
Ref: TR-D229035
10mg | 255.00 € | ||
100mg | 1,696.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
Telmisartan Dimer Impurity
Controlled ProductCAS:884330-14-7
Impurity Telmisartan dimer impurity Applications An impurity of Telmisartan (T017000).
Formula:
C46H38N4O4
Color and Shape:
Neat
Molecular weight:
710.82
Ref: TR-T017025
25mg | 2,176.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024
N-Acetyl Sulfadiazine-13C6
Controlled ProductCAS:1217089-17-2
Applications A major metabolite of Sulfadiazine. References Woolley, J., et al.: Drug Metab. Dispos., 7, …
Formula:
C613C6H12N4O3S
Color and Shape:
Neat
Molecular weight:
298.27
Ref: TR-A187813
25mg | 2,488.00 € | ||
2500µg | 374.00 € |
Estimated delivery in United States, on Tuesday 26 Nov 2024