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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rac N’-Nitrosonornicotine-d4
Controlled ProductCAS:66148-19-4
Formula:
C9H4H7N3O
Color and Shape:
Colourless To Yellow
Molecular weight:
181.23
Ref: TR-N535002
1mg | 184.00 € | ||
10mg | 913.00 € | ||
25mg | 1,607.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2,2'-Biscodeine (>90%)
Controlled ProductCAS:121395-47-9
Applications An impurity of Codeine (C634075), a weak narcotic analgesic. References Eddy, S., et al.: …
Formula:
C36H40N2O6
Purity:
>90%
Color and Shape:
Yellow To Dark Yellow
Molecular weight:
596.71
Ref: TR-B419115
5mg | 315.00 € | ||
25mg | 1,305.00 € | ||
50mg | 2,109.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Linarine
Controlled ProductCAS:480-36-4
Impurity Diosmin EP Impurity E Stability Hygroscopic Applications Linarine (Diosmin EP Impurity E) is a …
Formula:
C28H32O14
Color and Shape:
White To Light Beige
Molecular weight:
592.545
Ref: TR-L466050
5mg | 141.00 € | ||
10mg | 180.00 € | ||
25mg | 377.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
5-Fluoro-1-methyl-6-oxo-1,6-dihydropyridine-2-carbonitrile
Controlled ProductCAS:1887015-55-5
Formula:
C7H5FN2O
Color and Shape:
Neat
Ref: TR-F299810
25mg | 192.00 € | ||
100mg | 682.00 € | ||
250mg | 1,444.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Rifamycin O
CAS:14487-05-9
Impurity Rifaximin EP Impurity F Applications Rifamycin O (Rifaximin EP Impurity F) is a Rifaximin …
Formula:
C39H47NO14
Color and Shape:
Neat
Molecular weight:
753.79
Ref: TR-R508190
50mg | 181.00 € | ||
100mg | 233.00 € | ||
250mg | 516.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]-1-propanone
CAS:1258428-71-5
Applications 1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]-1-propanone is an impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist that is …
Formula:
C29H26ClNO2
Color and Shape:
Neat
Molecular weight:
455.98
Ref: TR-C380065
25mg | 356.00 € | ||
100mg | 1,264.00 € | ||
250mg | 2,464.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Montelukast Ketocarbinol Impurity (>90%)
Controlled ProductStability Light Sensitive Applications Montelukast Ketocarbinol is an impurity of the antiasthmatic drug Montelukast (M568000).
Formula:
C34H32ClNO4S
Purity:
>90%
Color and Shape:
Yellow
Molecular weight:
586.14
Ref: TR-M568070
1mg | 447.00 € | ||
5mg | 1,533.00 € | ||
10mg | 3,381.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Minoxidil Sulfate-d10
Controlled ProductCAS:1260373-92-9
Stability Light Sensitive - Protect from Light, Store in Freezer Applications Labelled Minoxidil sulfate (M345100). …
Formula:
C9H5D10N5O4S
Color and Shape:
Neat
Molecular weight:
299.37
Ref: TR-M345102
5mg | 260.00 € | ||
50mg | 1,749.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N-Demethyl-N-formyl Clarithromycin
Controlled ProductCAS:127140-69-6
Impurity Clarithromycin EP Impurity H/ Erythromycin EP Impurity L Applications N-Demethyl-N-formylclarithromycin (Clarithromycin EP Impurity H) …
Formula:
C38H67NO14
Color and Shape:
Off White Solid
Molecular weight:
761.94
Ref: TR-D231135
5mg | 332.00 € | ||
50mg | 2,276.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Neomycin B Sulfate
CAS:28002-70-2
Stability Hygroscopic Applications Neomycin B Trisulfate is a trisulfate salt analog of Neomycin B (N389983), …
Formula:
C23H46N6O13·H2O4S
Color and Shape:
Neat
Molecular weight:
712.72
Ref: TR-N390043
1g | 176.00 € | ||
50mg | 94.00 € | ||
250mg | 125.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Florfenicol-d3 Amine
Controlled ProductCAS:108656-33-3
Applications A labelled Florfenicol (F405750) intermediate as antibacterial agent. References Kim, E, et al.: Microbiol. …
Formula:
C10H11D3FNO3S
Color and Shape:
Off White Solid
Molecular weight:
250.3
Ref: TR-F405774
1mg | 341.00 € | ||
10mg | 2,266.00 € | ||
25mg | 3,737.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-Hydroxy-2,3-tetrahydrofuranyl Entecavir(Mixture of Diastereomers)
Controlled ProductApplications 2-Hydroxy-2,3-tetrahydrofuranyl Entecavir is an impurity of Entecavir (E558900).
Formula:
C12H15N5O4
Color and Shape:
Neat
Molecular weight:
293.28
Ref: TR-H957780
25mg | 1,758.00 € | ||
2500µg | 260.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-epi-Demeclocycline (~90%)
Controlled ProductCAS:14206-59-8
Formula:
C21H21ClN2O8
Purity:
~90%
Color and Shape:
Neat
Molecular weight:
464.85
Ref: TR-D230730
1mg | 229.00 € | ||
10mg | 3,450.00 € | ||
100mg | 1,568.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Bis-anhydro-Daunomycinone Carboxylic Acid (>80%)
Controlled ProductStability Acid Sensitive Applications Bis-anhydro-Daunomycinone Carboxylic Acid is a Daunomycinone (D193850) derivative.
Formula:
C20H12O7
Purity:
>80%
Color and Shape:
Neat
Molecular weight:
364.31
Ref: TR-B407000
1mg | 366.00 € | ||
10mg | 2,488.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
3'-Chloropropiophenone
Controlled ProductCAS:34841-35-5
Impurity Bupropion Des-t-Butylamino Impurity Applications 3'-Chloropropiophenone is a reagent used in the vinylation, alkylation and …
Formula:
C9H9ClO
Color and Shape:
Neat
Molecular weight:
168.6202
Ref: TR-C379845
100mg | 126.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
ent-Rosuvastatin Sodium Salt
Controlled ProductCAS:1242184-42-4
Impurity Rosuvastatin EP Impurity G Stability Hygroscopic Applications ent-Rosuvastatin is an enantiomer of Rosuvastatin (R700500), …
Formula:
C22H27FN3NaO6S
Color and Shape:
Neat
Molecular weight:
503.52
Ref: TR-R700515
25mg | 2,730.00 € | ||
2500µg | 399.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
6-Hydroxy-3,4-dihydro-1H-quinoline-2-one
Controlled ProductCAS:54197-66-9
Impurity Cilostazol USP Related Compound A Applications A metabolite of Cilostazole. References Gitto, R., et …
Formula:
C9H9NO2
Color and Shape:
Neat
Molecular weight:
163.17
Ref: TR-H941423
1g | 117.00 € | ||
10g | 173.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Lansoprazole N-Oxide
Controlled ProductCAS:213476-12-1
Impurity Lansoprazole EP Impurity A Applications Lansoprazole N-Oxide (Lansoprazole EP Impurity A) is an impurity …
Formula:
C16H14F3N3O3S
Color and Shape:
Neat
Molecular weight:
385.36
Ref: TR-L175035
5mg | 284.00 € | ||
10mg | 494.00 € | ||
25mg | 884.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
6a,3'-p-Dihydroxy Paclitaxel
Controlled ProductCAS:157230-10-9
Formula:
C47H51NO16
Color and Shape:
Neat
Molecular weight:
885.90
Ref: TR-D454200
1mg | 4,328.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N-Demethyl Olanzapine-d8
Controlled ProductCAS:786686-82-6
Applications A labelled metabolite of Olanzapine.
Formula:
C16H8H10N4S
Color and Shape:
Neat
Molecular weight:
306.46
Ref: TR-D230972
1mg | 309.00 € | ||
10mg | 1,934.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N-Desmethyl Ibandronate Sodium
Controlled ProductCAS:953805-81-7
Stability Very Hygroscopic Applications Ibandronate sodium (I120001) impurity. References Dunn, C., et al.: Drugs, 2001, …
Formula:
C8H20NO7P2·Na
Color and Shape:
White
Molecular weight:
327.18
Ref: TR-D291755
10mg | 325.00 € | ||
100mg | 2,136.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Demethyl Memantine Hydrochloride
CAS:33103-93-4
Applications An analogue of Adamantane used as medicinal agent. References Wesemann, W., et al.: Eur. …
Formula:
C11H19N·ClH
Color and Shape:
Neat
Molecular weight:
201.74
Ref: TR-D231160
5mg | 283.00 € | ||
50mg | 1,872.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Vancomycin CDP-1
Controlled ProductCAS:55598-85-1
Formula:
C66H74Cl2N8O25
Color and Shape:
Neat
Molecular weight:
1450.24
Ref: TR-V096510
5mg | 269.00 € | ||
10mg | 502.00 € | ||
100mg | 2,900.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
rac α-Hydroxy Ibuprofen
Controlled ProductCAS:60057-62-7
Impurity Ibuprofen EP Impurity M Applications A potential precursor of Ibuprofen and Naproxen. Antiinflammatory agent. …
Formula:
C13H18O3
Color and Shape:
White To Off-White
Molecular weight:
222.28
Ref: TR-H942863
1mg | 245.00 € | ||
10mg | 1,654.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Decarboxy Gatifloxacin Dihydrochloride
Controlled ProductCAS:1029364-59-7
Stability Hygroscopic Applications Gatifloxacin impurity. References Naber, C., et al.: Antimicrob. Agents Chemother., 45, 293 …
Formula:
C18H22FN3O2• 2HCl
Color and Shape:
Neat
Molecular weight:
331.39 + 2(36.46)
Ref: TR-D221500
10mg | 325.00 € | ||
100mg | 2,146.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Vincristine N-Oxide
CAS:947527-73-3
Applications Potential treatment for hyperproliferative disorders
Formula:
C46H56N4O11
Color and Shape:
Neat
Molecular weight:
840.96
Ref: TR-V314100
5mg | 422.00 € | ||
25mg | 1,519.00 € | ||
2500µg | 244.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Linear Daptomycin Hydrochloride Salt
CAS:883991-21-7
Applications Linear Daptomycin Hydrochloride Salt is the hydrochloride salt of L466470, which is the open-conformation …
Formula:
C72H103N17O27·x(ClH)
Purity:
~80%
Color and Shape:
Neat
Molecular weight:
1638.69 + x(36.46)
Ref: TR-L466475
5mg | 373.00 € | ||
25mg | 1,562.00 € | ||
2500µg | 241.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(S)-Lisinopril Dihydrate
CAS:83915-83-7
Stability Hygroscopic Applications An orally active angiotensin-converting enzyme (ACE) inhibitor. S,S,S-Isomer of Lisinopril. References Goa, …
Formula:
C21H31N3O5H2O
Color and Shape:
White
Molecular weight:
441.52
Ref: TR-L468985
1g | 109.00 € | ||
50mg | 89.00 € | ||
250mg | 92.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
sym-Homo Spermidine Trihydrochloride
Controlled ProductCAS:189340-78-1
Stability Hygroscopic Applications sym-Homospermidine is an analogue of Spermidine. sym-Homospermidine is used as antineoplastic. References …
Formula:
C8H21N3•3HCl
Color and Shape:
Neat
Molecular weight:
159.2733646
Ref: TR-H625000
50mg | 331.00 € | ||
500mg | 2,144.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Losartan Carboxylic Acid
CAS:124750-92-1
Applications A metabolite of Losartan. References Pieter, B.M.W.M., et al.: Hypertension, Supp. III, 18, 5, …
Formula:
C22H21ClN6O2
Color and Shape:
Neat
Molecular weight:
436.89
Ref: TR-L470510
1mg | 92.00 € | ||
10mg | 260.00 € | ||
50mg | 708.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Mono-POC Tenofovir
CAS:211364-69-1
Stability Hygroscopic Applications An impurity of Tenofovir Disoproxil (T018505(P)), which is an acyclic phosphonate nucleotide …
Formula:
C14H22N5O7P
Color and Shape:
White To Beige
Molecular weight:
403.33
Ref: TR-M567000
1mg | 368.00 € | ||
10mg | 1,527.00 € | ||
100mg | 6,727.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Lumisterol 3 (>90%)
Controlled ProductCAS:5226-01-7
Impurity Cholecalciferol EP Impurity C Stability Light Sensitive, Temperature Sensitive Applications Lumisterol 3 (Cholecalciferol EP …
Formula:
C27H44O
Purity:
>90%
Color and Shape:
White To Light Yellow
Molecular weight:
384.64
Ref: TR-L474820
1mg | 353.00 € | ||
10mg | 2,300.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one
Controlled ProductCAS:43200-81-3
Applications Eszopiclone Impurity B. References Vire, J.C., et al.: Talanta, 40, 313 (1993), Sha, Yu., …
Formula:
C11H7ClN4O2
Color and Shape:
Neat
Molecular weight:
262.65
Ref: TR-C379925
1g | 246.00 € | ||
50mg | 116.00 € | ||
100mg | 207.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N-Desmethyl 4-Hydroxy Toremifene Hydrochloride
Controlled ProductCAS:125618-41-9
Stability Hygroscopic Applications A metabolite of Toremifene (T547500). Not a dangerous good if item is …
Formula:
C25H27Cl2NO2
Color and Shape:
Neat
Molecular weight:
444.39
Ref: TR-D291745
1mg | 514.00 € | ||
10mg | 3,572.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
13-oxo-1,4,7,10-Tetraazabicyclo[8.2.1]tridecane-4,7-diacetic Acid
CAS:229312-33-8
Applications 13-oxo-1,4,7,10-Tetraazabicyclo[8.2.1]tridecane-4,7-diacetic Acid is an impurity in the synthesis of Gadoteridol, an MRI contrast chelating …
Formula:
C13H22N4O5
Color and Shape:
White Solid
Molecular weight:
314.34
Ref: TR-T283945
25mg | 326.00 € | ||
250mg | 2,115.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Hydroxythiohomo Sildenafil
CAS:479073-82-0
Applications Hydroxythiohomo Sildenafil is a Sildenafil thiono analog, a novel pyrazolopyrimidinethione with PDE5 inhibiting properties. …
Formula:
C23H32N6O4S2
Color and Shape:
Neat
Molecular weight:
520.67
Ref: TR-H963150
1mg | 292.00 € | ||
10mg | 1,983.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-Desmethyl-4-ethylimidazolyl Nilotinib
Controlled ProductCAS:2119583-24-1
Formula:
C29H24F3N7O
Color and Shape:
Light Beige To Light Brown
Molecular weight:
543.54
Ref: TR-D291210
5mg | 1,075.00 € | ||
25mg | 3,858.00 € | ||
100mg | 14,481.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
7-Hydroxy Granisetron-d3 Hydrochloride
Controlled ProductCAS:2124272-03-1
Applications 7-Hydroxy Granisetron-d3 Hydrochloride is a labelled Granisetron (G780000) metabolite. References Bloomer, J., et al.: …
Formula:
C18H3H21N4O2·ClH
Color and Shape:
Neat
Molecular weight:
367.89
Ref: TR-H942677
1mg | 685.00 € | ||
500µg | 366.00 € | ||
2500µg | 1,559.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
a,a'-Diethyl-4,4'-stilbenediol-d4
Controlled ProductCAS:6898-97-1
Applications α,α'-Diethyl-4,4'-stilbenediol-d4 is an intermediate in the synthesis of d in the synthesis of isotope …
Formula:
C18H16D4O2
Color and Shape:
Neat
Molecular weight:
272.37
Ref: TR-D444962
1mg | 887.00 € | ||
5mg | 3,203.00 € | ||
500µg | 574.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Levetiracetam-d3 (contains d0)
Controlled ProductCAS:102767-28-2
Applications The labelled (S)-enantiomer of Etiracetam (E932970) and the ethyl analog of Piracetam (P500800). Used …
Formula:
C8H14N2O2
Color and Shape:
White To Off-White
Molecular weight:
170.21
Ref: TR-L331504
5mg | 330.00 € | ||
50mg | 2,181.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
O-Desisobutyl-O-n-propyl Febuxostat
CAS:1530308-87-2
Formula:
C15H14N2O3S
Color and Shape:
Neat
Molecular weight:
302.35
Ref: TR-D291105
10mg | 93.00 € | ||
100mg | 216.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-De(dimethylamino)-2-vinyl Dimetindene
CAS:1346597-95-2
Applications Dimetindene derivative, a histaminic H1 receptor antagonist.
Formula:
C18H17N
Color and Shape:
Neat
Molecular weight:
247.3343
Ref: TR-D228490
1mg | 298.00 € | ||
10mg | 1,934.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-[(1S,3R)-3-Hydroxycyclopentyl]-9-methoxy-1,8-dioxo-N-[(2,4,6-trifluorophenyl)methyl]pyrido[1,2-a]pyrazine-7-carboxamide
CAS:2408611-30-1
Formula:
C22H20F3N3O5
Color and Shape:
Neat
Ref: TR-H925805
10mg | 185.00 € | ||
50mg | 865.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
1’-Hydroxy Triazolam
Controlled ProductCAS:37115-45-0
Applications A metabolite of Triazolam (T767380(M)), which is a sedative; a controlled substance (depressant). References …
Formula:
C17H12Cl2N4O
Color and Shape:
Light Green
Molecular weight:
359.21
Ref: TR-H971325
5mg | 227.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
5,6-Dihydroxyindole-2-carboxylic Acid
CAS:4790-08-3
Stability Air Sensitive Applications 5,6-Dihydroxyindole-2-carboxylic Acid is the indole analogue of DOPA. 5,6-Dihydroxyindole-2-carboxylic Acid is …
Formula:
C9H7NO4
Color and Shape:
Neat
Molecular weight:
193.16
Ref: TR-D452825
10mg | 300.00 € | ||
100mg | 2,020.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Nordazepam
Controlled ProductCAS:1088-11-5
Applications The primary metabolite of Diazepam. A ligand for the GABAA receptor benzodiazepine modulatory site. …
Formula:
C15H11ClN2O
Color and Shape:
White To Light Yellow
Molecular weight:
270.71
Ref: TR-D291595
5mg | 96.00 € | ||
25mg | 248.00 € | ||
100mg | 746.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Dechloro Haloperidol
Controlled ProductCAS:3109-12-4
Impurity Haloperidol EP Impurity A Applications Haloperidol impurity B. References Janssen, P.A.J., et al.: J. …
Formula:
C21H24FNO2
Color and Shape:
Neat
Molecular weight:
341.42
Ref: TR-D226500
25mg | 313.00 € | ||
250mg | 1,998.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Nitrazepam-d5
Controlled ProductCAS:136765-45-2
Formula:
C15H5H6N3O3
Color and Shape:
Off-White To Light Yellow
Molecular weight:
286.30
Ref: TR-N490142
1mg | 240.00 € | ||
10mg | 1,596.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Rosuvastatin Lactone
CAS:503610-43-3
Formula:
C22H26FN3O5S
Color and Shape:
Off White
Molecular weight:
463.52
Ref: TR-R700550
10mg | 248.00 € | ||
50mg | 565.00 € | ||
100mg | 778.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
1-Des(3-chloro-2-pyridinyl)-1-(3-chloro-5-bromo-2-pyridinyl)chlorantraniliprole
Controlled ProductCAS:500011-53-0
Formula:
C18H13Br2Cl2N5O2
Color and Shape:
Neat
Molecular weight:
562.04
Ref: TR-D221565
1mg | 322.00 € | ||
5mg | 1,323.00 € | ||
10mg | 2,139.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N-Nitrosodiisobutylamine-d4
Controlled ProductCAS:1794897-96-3
Applications Labelled N-Nitrosodiisobutylamine (N525610). N-Nitrosodiisobutylamine is a nitrosoamine compound that shows carcinogenic effect. References Scanlan, …
Formula:
C8H14D4N2O
Color and Shape:
Neat
Molecular weight:
162.27
Ref: TR-N525612
25mg | 2,461.00 € | ||
2500µg | 357.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Methyl (1S)-(+)-10-Camphorsulfonate
CAS:62319-13-5
Applications An Impurity from the synthesis of Frovatriptan Succinate (F768500). Not a dangerous good if …
Formula:
C11H18O4S
Color and Shape:
White To Off-White
Molecular weight:
246.32
Ref: TR-M294690
1g | 302.00 € | ||
10g | 1,965.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
R-Mirtazapine
Controlled ProductCAS:61364-37-2
Applications R-Mirtazapine is an enantiomer of Mirtazapine (M365000); an antidepressant. R-Mirtazapine showed antinociceptive effects in …
Formula:
C17H19N3
Color and Shape:
Neat
Molecular weight:
265.35
Ref: TR-M364995
5mg | 145.00 € | ||
10mg | 199.00 € | ||
25mg | 447.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Des(methoxycarbonyl) Febantel
Controlled ProductCAS:92088-58-9
Applications Febantel (F227000) impurity. Anthelmintic. References Wollweber, H., et al.: Arzneim.-Forsch., 34, 531 (1984),
Formula:
C18H20N4O4S
Color and Shape:
Neat
Molecular weight:
388.44
Ref: TR-D290350
10mg | 242.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(Z)-Flunarizine
Controlled ProductCAS:693765-11-6
Impurity Flunarizine EP Impurity D Applications (Z)-Flunarizine is Z-isomer of Flunarizine(F455200, Dihydrochloride), which is a …
Formula:
C26H26F2N2
Color and Shape:
Neat
Molecular weight:
404.49
Ref: TR-F455205
25mg | 135.00 € | ||
100mg | 481.00 € | ||
250mg | 986.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Demethyl Chlorpromazine Hydrochloride
Controlled ProductCAS:3953-65-9
Impurity Chlorpromazine EP Impurity D Applications A metabolite of Chlorpromazine (C424750). Not a dangerous good …
Formula:
C16H17ClN2S·ClH
Color and Shape:
White
Molecular weight:
341.30
Ref: TR-D230835
5mg | 211.00 € | ||
10mg | 329.00 € | ||
25mg | 765.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
3-(4-Isobutylphenyl)propanoic Acid
Controlled ProductCAS:65322-85-2
Impurity Ibuprofen EP Impurity F Applications 3-(4-Isobutylphenyl)propanoic acid (Ibuprofen EP Impurity F) is an impurity …
Formula:
C13H18O2
Color and Shape:
Neat
Molecular weight:
206.28
Ref: TR-I780335
1g | 229.00 € | ||
10g | 1,584.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Lamotrigine 5,5-Dimer
Controlled ProductApplications Lamotrigine 5,5-Dimer is a dimer impurity of the anticonvulsant Lamotrigine (L173250). References Miller, A.A., …
Formula:
C19H14Cl4N10
Color and Shape:
Neat
Molecular weight:
524.19
Ref: TR-L173240
5mg | 2,573.00 € | ||
500µg | 366.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Ref: TR-D230330
5mg | 140.00 € | ||
10mg | 216.00 € | ||
100mg | 1,477.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-Chloronitrobenzene-d4
Controlled ProductCAS:68239-23-6
Applications Isotope labelled 4-Chloronitrobenzene is a common intermediate in the production of a number of …
Formula:
C6D4ClNO2
Color and Shape:
Neat
Molecular weight:
161.58
Ref: TR-C373912
1g | 1,637.00 € | ||
100mg | 248.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
9-Methyl Biotin (mixture of diastereomers)
Controlled ProductCAS:415725-35-8
Impurity Biotin EP Impurity D Applications Biotin (B389040) impurity. Biotin EP Impurity D. References Trotter, …
Formula:
C11H18N2O3S
Color and Shape:
Neat
Molecular weight:
258.34
Ref: TR-M294075
1mg | 265.00 € | ||
10mg | 1,749.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-Hydroxy Hippuric Acid-13C2,15N
CAS:1286521-95-6
Applications Metabolite of Salicylic Acid (S088125). References Jurkowski, W., et al.: Current Drug Metab., 10, …
Formula:
C713C2H915NO4
Color and Shape:
White To Beige
Molecular weight:
198.15
Ref: TR-H942887
1mg | 331.00 € | ||
10mg | 2,136.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Lodenafil Carbonate
Controlled ProductCAS:398507-55-6
Stability Hygroscopic Applications Lodenafil carbonate is a new PDE-5 inhibitor used for oral therapy in …
Formula:
C47H62N12O11S2
Color and Shape:
Neat
Molecular weight:
1035.20
Ref: TR-L469300
10mg | 313.00 € | ||
100mg | 2,018.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Chlorhexidine Dihydrochloride Impurity B
CAS:1308292-89-8
Impurity Chlorhexidine Dihydrochloride Impurity B Applications The impurity B of Chlorhexidine (C335050), a bisbiguanide with …
Formula:
C16H26ClN9O
Color and Shape:
Neat
Molecular weight:
468.81
Ref: TR-C377680
25mg | 2,171.00 € | ||
2500µg | 330.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-[[3-[2-(3-Chlorophenyl)ethyl]-2-pyridinyl]carbonyl]-1-piperidinecarboxylic AcidEthyl Ester
Controlled ProductCAS:107256-32-6
Applications Loratadine intermediate, as antiallergic agent.
Formula:
C22H25ClN2O3
Color and Shape:
Neat
Molecular weight:
400.90
Ref: TR-C378100
5mg | 252.00 € | ||
50mg | 1,730.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
5-Chloro-2-(3-methyl-4H-1,2,4-triazol-4-yl)benzophenone
CAS:36916-19-5
Applications An impurity of Alprazolam (A575650). References Cho, M., et al.: J. Med. Chem., 29, …
Formula:
C16H12ClN3O
Color and Shape:
Neat
Molecular weight:
297.74
Ref: TR-C369550
10mg | 303.00 € | ||
100mg | 1,999.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-Hydroxy-17b-estradiol
CAS:362-05-0
Applications A metabolite of Estradiol. References Bucala, R., et al.: J. Clin. Endocrinol. Metab., 60, …
Formula:
C18H24O3
Color and Shape:
Light Yellow To Dark Yellow
Molecular weight:
288.38
Ref: TR-H941890
1mg | 128.00 € | ||
5mg | 332.00 € | ||
2500µg | 245.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Lamivudine Triphosphate Triethylamine Salt (90%)
Controlled ProductCAS:143188-53-8
Stability Hygroscopic Applications A metabolite of Lamivudine (L172500). References Burgess, K., et al.: Chem. Rev., …
Formula:
C8H14N3O12P3SC6H15Nx
Purity:
90%
Color and Shape:
Neat
Molecular weight:
469.2010119
Ref: TR-L172510
1mg | 511.00 € | ||
10mg | 3,993.00 € | ||
500µg | 324.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
6-Hydroxytryptamine Creatinine Sulfate
Controlled ProductCAS:39929-25-4
Applications A tryptamine derivative, a neurotransmitter agonist. References Dalton, T., et al.: Br. J. Pharmacol., …
Formula:
C10H12N2O·C4H9N3O2·H2O4S
Color and Shape:
White To Light Brown
Molecular weight:
405.43
Ref: TR-H975000
5mg | 183.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Levomefolic Acid
CAS:31690-09-2
Applications A natural, active form of folic acid used at the cellular level for DNA …
Formula:
C20H25N7O6
Color and Shape:
Neat
Molecular weight:
459.46
Ref: TR-L375730
5mg | 345.00 € | ||
50mg | 1,750.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N-Dehydroxyzileuton
Controlled ProductCAS:171370-49-3
Applications N-Dehydroxyzileuton is a pharmacologically inactive metabolite of Zileuton (Z420000), an inhibitor of 5-lipoxygenase that …
Formula:
C11H12N2OS
Color and Shape:
Neat
Molecular weight:
220.29
Ref: TR-D230150
50mg | 252.00 € | ||
500mg | 1,668.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
3,4-Dihydroxybenzaldehyde
Controlled ProductCAS:139-85-5
Stability Hygroscopic Applications 3,4-Dihydroxybenzaldehyde (cas# 139-85-5) is a compound useful in organic synthesis.
Formula:
C7H6O3
Color and Shape:
Beige
Molecular weight:
138.12
Ref: TR-D451000
5g | 92.00 € | ||
10g | 156.00 € | ||
25g | 248.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Ribavirin Carboxylic Acid
CAS:39925-19-4
Impurity USP Ribavirin Related Compound A Applications Ribavirin Carboxylic acid is an impurity of Ribavirin …
Formula:
C8H11N3O6
Color and Shape:
Neat
Molecular weight:
245.19
Ref: TR-R414485
25mg | 2,021.00 € | ||
2500µg | 315.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-Hydroxy Testosterone
Controlled ProductCAS:2141-17-5
Applications 4-Hydroxytestosterone is an anabolic steroid and does not have any therapeutic indication. 4-Hydroxytestosterone is …
Formula:
C19H28O3
Color and Shape:
Neat
Molecular weight:
304.42
Ref: TR-H956745
1mg | 222.00 € | ||
25mg | 368.00 € | ||
250mg | 2,451.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
3-Hydroxy Midostaurin
Controlled ProductCAS:179237-49-1
Stability Hygroscopic Applications 3-Hydroxy Midostaurin is a metabolite of Midostaurin (M343760), a compound shown to …
Formula:
C35H30N4O5
Color and Shape:
Neat
Molecular weight:
586.64
Ref: TR-H939985
10mg | 1,109.00 € | ||
25mg | 2,015.00 € | ||
2500µg | 312.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Nebramine Hydrochloride (>90%)
CAS:34051-04-2
Stability Very Hygroscopic Applications Nebramine is a degradation product of the antibiotic Tobramycin (T524000). References …
Formula:
C12H26N4O5·(ClH)x
Purity:
>90%
Color and Shape:
Off White To Light Brown
Molecular weight:
306.363646
Ref: TR-N388255
1mg | 330.00 € | ||
10mg | 2,209.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Nicotinamide Riboside Triflate, a/b mixture
Controlled ProductCAS:445489-49-6
Stability Very Very Hygroscopic Applications Nicotinamide (N407750) analog. Nicotinamide riboside (β-NAR) is an intermediate in …
Formula:
C12H15F3N2O8S
Color and Shape:
Neat
Molecular weight:
404.32
Ref: TR-N407770
5mg | 402.00 € | ||
50mg | 2,792.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N1-(2-(2,3-Dihydroxypropoxy)-3-hydroxypropyl Iohexol
CAS:66108-95-0
Impurity Iohexol EP Impurity E Applications N1-(2-(2,3-dihydroxypropoxy)-3-hydroxypropyl) Iohexol is an impurity of Iohexol (I729500), Imaging …
Formula:
C22H32I3N3O11
Color and Shape:
Neat
Molecular weight:
895.22
Ref: TR-D493380
5mg | 1,658.00 € | ||
500µg | 245.00 € | ||
2500µg | 1,058.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
N1-Losartanyl-losartan (Losartan Impurity)
Controlled ProductCAS:230971-71-8
Impurity Losartan EP Impurity L; Losartan USP-D Applications N1-Losartanyl-losartan (Losartan EP Impurity L; Losartan USP-D) …
Formula:
C44H44Cl2N12O
Color and Shape:
Light Yellow
Molecular weight:
827.81
Ref: TR-L470600
5mg | 694.00 € | ||
10mg | 1,280.00 € | ||
2500µg | 366.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
DL-threo-Ritalinic Acid-d10 (Major)
Controlled ProductCAS:1330180-60-3
Formula:
C13H7D10NO2
Color and Shape:
Neat
Molecular weight:
229.34
Ref: TR-R533122
1mg | 384.00 € | ||
10mg | 2,615.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(16b)-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4,9(11)-triene-3,20-dione
Controlled ProductCAS:52092-12-3
Impurity Beclomethasone Dipropionate EP Impurity I Applications (16β)-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4,9(11)-triene-3,20-dione (Beclomethasone Dipropionate EP Impurity I) is an …
Formula:
C28H36O6
Color and Shape:
Off White Solid
Molecular weight:
468.58
Ref: TR-M294225
5mg | 320.00 € | ||
50mg | 2,115.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Ref: TR-N445000
10mg | 276.00 € | ||
25mg | 625.00 € | ||
100mg | 1,847.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
rac 8,14-Dihydroxy Efavirenz
Controlled ProductCAS:1189909-96-3
Formula:
C14H9ClF3NO4
Color and Shape:
Neat
Molecular weight:
347.67
Ref: TR-D452800
1mg | 372.00 € | ||
10mg | 2,460.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
8-Chloro-1-methyl-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine
Controlled ProductCAS:59467-86-6
Impurity Midazolam EP Impurity G Applications 8-Chloro-1-methyl-6-phenyl-4H-Imidazo[1,5-a][1,4]benzodiazepine is an impurity of Midazolam (M343000), an anesthetic, …
Formula:
C18H14ClN3
Color and Shape:
Brown Solid
Molecular weight:
307.78
Ref: TR-C369430
10mg | 2,085.00 € | ||
25mg | 4,512.00 € | ||
2500µg | 802.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Dihydroxy Oxaliplatin-Pt(IV)
Controlled ProductCAS:111321-67-6
Applications An Oxaliplatin (O845075) derivative. An orally active antitumor cyclohexanediamine-Pt(IV) complex. Oxaliplatin impurity C as …
Formula:
C8H16N2O6Pt
Color and Shape:
White To Light Yellow
Molecular weight:
431.30
Ref: TR-D454185
5mg | 330.00 € | ||
50mg | 2,171.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Lincomycin B Hydrochloride
Controlled ProductCAS:11021-35-5
Stability Hygroscopic Applications Lincomycin (L466200) analog. References Argoudelis, A.D., et al.: Biochemistry, 4, 698 (1965), …
Formula:
C17H33ClN2O6S
Color and Shape:
Neat
Molecular weight:
428.97
Ref: TR-L466225
1mg | 565.00 € | ||
10mg | 4,163.00 € | ||
500µg | 321.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
19-Norandrosterone (1.0 mg/ml in Methanol)
Controlled ProductCAS:1225-01-0
Formula:
C18H28O2
Color and Shape:
Colourless
Molecular weight:
276.41
Ref: TR-KIT8170
5x1ml | 300.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2,3-Pyridinedicarboxylic Acid-d3 (Major)
Controlled ProductCAS:138946-42-6
Applications A labelled inhibitor of glucose synthesis. References Garcia-Salguero, L. et al.: Arch. Int. Physiol., …
Formula:
C7H2D3NO4
Color and Shape:
Off-White To Brown
Molecular weight:
170.14
Ref: TR-P991633
1mg | 343.00 € | ||
10mg | 2,188.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Neo Spiramycin I
Controlled ProductCAS:70253-62-2
Applications The major metabolite of Spiramycin I in meat, fish, and milk. References Nakazawa, S., …
Formula:
C36H62N2O11
Color and Shape:
White Solid
Molecular weight:
698.88
Ref: TR-N390040
5mg | 229.00 € | ||
10mg | 341.00 € | ||
25mg | 808.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-Hydroxy Estrone-d4
Controlled ProductCAS:81586-98-3
Applications A labelled metabolite of Estradiol. References Fishman, H.G, et al.: Biochemistry, 8, 4304 (1969), …
Formula:
C18H4H18O3
Color and Shape:
Neat
Molecular weight:
290.39
Ref: TR-H941952
1mg | 342.00 € | ||
10mg | 2,556.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
7-Hydroxy Fluphenazine
CAS:33098-48-5
Applications A metabolite of Fluphenazine (F598400). References Cooper, J., et al.: Ther. Drug Monit., 11, …
Formula:
C22H26F3N3O2S
Color and Shape:
Neat
Molecular weight:
453.52
Ref: TR-H942435
1mg | 366.00 € | ||
5mg | 1,440.00 € | ||
10mg | 2,422.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Pyrazole N-Demethyl Sildenafil-d3
Controlled ProductCAS:1185044-03-4
Applications A novel labelled pyrazolopyrimidine derivative, useful as cardiovascular agent. References Hucker, H., et al.: …
Formula:
C21H25D3N6O4S
Color and Shape:
Neat
Molecular weight:
463.57
Ref: TR-P842802
1mg | 315.00 € | ||
10mg | 2,039.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-Hydroxy Estrone-d4
Controlled ProductCAS:81586-97-2
Applications A labelled metabolite of Estradiol (E888000). References Fishman, H.G, et al.: Biochemistry, 8, 4304 …
Formula:
C18H4H18O3
Color and Shape:
Grey
Molecular weight:
290.39
Ref: TR-H941947
1mg | 315.00 € | ||
5mg | 1,628.00 € | ||
10mg | 2,134.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Linezolid N-Oxide
CAS:189038-36-6
Applications Linezolid N-oxide is a derivative of Linezolid (L466500), an oxazolidinone antimicrobial that is used …
Formula:
C16H20FN3O5
Color and Shape:
White To Off-White
Molecular weight:
353.35
Ref: TR-L466530
10mg | 284.00 € | ||
100mg | 1,903.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
5b-Finasteride
Controlled ProductCAS:140375-22-0
Applications 5β-Finasteride is an azasteroid and 5β-isomeric impurity of Finasteride (F342000). References Cendrowska, I. et …
Formula:
C23H36N2O2
Color and Shape:
Off-White
Molecular weight:
372.54
Ref: TR-F342030
10mg | 1,201.00 € | ||
25mg | 2,296.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
5-Nitrosalicylic Acid
CAS:96-97-9
Impurity Mesalazine EP Impurity N Applications 5-Nitrosalicylic Acid is a salicylic acid derivative with anti-inflammatory …
Formula:
C7H5NO5
Color and Shape:
Neat
Molecular weight:
183.12
Ref: TR-N520910
1g | 122.00 € | ||
10g | 216.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
De(carboxymethoxy) Cetirizine Acetic Acid Dihydrochloride
Controlled ProductCAS:1000690-91-4
Applications De(carboxymethoxy) Cetirizine Acetic Acid Dihydrochloride, is an impurity of Cetirizine (C281100, 2HCl); a nonsedating …
Formula:
C19H21ClN2O2•2HCl
Color and Shape:
White
Molecular weight:
417.76
Ref: TR-D215505
50mg | 299.00 € | ||
500mg | 1,905.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
2-Aminoethyl 4-tert-Butyl-2,6-dimethyl-3-hydroxyphenylacetamide Hydrochloride
Controlled ProductCAS:1391053-50-1
Impurity Oxymetazoline EP Impurity A; Oxymetazoline USP Related Compound A Stability Hygroscopic Applications 2-Aminoethyl 4-tert-Butyl-2,6-dimethyl-3-hydroxyphenylacetamide …
Formula:
C16H26N2O2·ClH
Color and Shape:
White To Off-White
Molecular weight:
314.85
Ref: TR-A608890
10mg | 824.00 € | ||
25mg | 1,563.00 € | ||
2500µg | 237.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Mebeverine Alcohol
Controlled ProductCAS:14367-47-6
Applications A metabolite of Mebeverine (M202490), an antispasmodic. References Greenwood, B., et al.: Eur. J. …
Formula:
C16H27NO2
Color and Shape:
Neat
Molecular weight:
265.39
Ref: TR-M202525
5mg | 116.00 € | ||
10mg | 131.00 € | ||
100mg | 302.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
4-Hydroxy Phenobarbital
Controlled ProductCAS:379-34-0
Applications A metabolite of Phenobarbital. References Philip,A. and Carroll, F.I.: Organic Prep. and Procedures Int., …
Formula:
C12H12N2O4
Color and Shape:
Neat
Molecular weight:
248.23
Ref: TR-H948960
5mg | 276.00 € | ||
50mg | 1,787.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024