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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3,6-Methylene-2,5-piperazinedione
Controlled ProductCAS:15996-22-2
Applications 3,6-Methylene-2,5-piperazinedione is an impurity of Cycloserine (C988800), an antibacterial agent. References Ajo, D., et …
Formula:
C6H6N2O2
Color and Shape:
Neat
Molecular weight:
138.12
Ref: TR-M304240
| 5mg | 317.00 € | ||
| 50mg | 2,079.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
a-Hydroxy Montelukast
Controlled ProductCAS:2045402-27-3
Stability Hygroscopic Applications A hydroxylated impurity of the selective leukotriene D4-receptor antagonist, Montelukast (M568000).
Formula:
C35H36ClNO4S
Color and Shape:
Light Orange Colour To Yellow
Molecular weight:
602.18
Ref: TR-H948650
| 10mg | 5,227.00 € | ||
| 500µg | 576.00 € | ||
| 2500µg | 1,751.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
1,1-Dimethylethyl Nitrite (~90%)
Controlled ProductCAS:540-80-7
Applications ert-Butyl nitrite is an intermediate used for diazotization and nitrosation of alcohols, thiols, amines …
Formula:
C4H9NO2
Purity:
~90%
Color and Shape:
Neat
Molecular weight:
103.12
Ref: TR-D474730
| 1g | 186.00 € | ||
| 10g | 264.00 € | ||
| 25g | 475.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
1-Aminoindane Hydrochloride
CAS:70146-15-5
Formula:
C9H11N·ClH
Color and Shape:
White Solid
Molecular weight:
169.65
Ref: TR-A612260
| 1g | 94.00 € | ||
| 5g | 160.00 € | ||
| 10g | 255.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(3R)-2,3-Dihydro-3-(2-propyn-1-ylamino)-1H-inden-1-one
Controlled ProductCAS:1312077-05-6
Formula:
C12H11NO
Color and Shape:
Beige
Molecular weight:
185.22
Ref: TR-D449765
| 5mg | 269.00 € | ||
| 50mg | 1,756.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Diclofenac Amide-13C6 (~5% unlabelled)
Controlled ProductCAS:15362-40-0
Applications Diclofenac Amide-13C6 is a labelled analogue of Diclofenac Amide (D436440), which is a potential …
Formula:
C813C6H9Cl2NO
Color and Shape:
White To Light Yellow
Molecular weight:
284.09
Ref: TR-D436442
| 1mg | 390.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Tobramycin Carbamate Acetate
CAS:51736-77-7
Formula:
C19H38N6O10xC2H4O2
Color and Shape:
Neat
Molecular weight:
510.54
Ref: TR-T524020
| 1mg | 325.00 € | ||
| 10mg | 2,134.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Prazosin Hydrochloride
CAS:19237-84-4
Formula:
C19H21N5O4·ClH
Color and Shape:
Off-White
Molecular weight:
419.86
Ref: TR-P702325
| 50mg | 98.00 € | ||
| 100mg | 116.00 € | ||
| 250mg | 184.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Palonosetron-3-ene Hydrochloride
Controlled ProductCAS:135729-55-4
Impurity Palonosetron Related Compound E USP Applications Palonosetron-3-ene Hydrochloride is an impurity of Palonosetron (P165800), …
Formula:
C19H22N2O·ClH
Color and Shape:
Off-White To Yellow
Molecular weight:
330.85
Ref: TR-P165825
| 25mg | 355.00 € | ||
| 250mg | 2,457.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
3’-N,N-Di(desmethyl) Azithromycin
CAS:612069-27-9
Impurity Azithromycin EP Impurity E Applications A metabolite of Azithromycin. Azithromycin Impurity E References Bright, …
Formula:
C36H68N2O12
Color and Shape:
Off White Solid
Molecular weight:
720.93
Ref: TR-D440850
| 5mg | 350.00 € | ||
| 50mg | 2,317.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
3a,7a,12a-Trihydroxycoprostanic Acid-d3
Controlled ProductCAS:338976-79-7
Formula:
C27H43D3O5
Color and Shape:
Neat
Molecular weight:
453.67
Ref: TR-T795157
| 1mg | 527.00 € | ||
| 10mg | 3,939.00 € | ||
| 500µg | 308.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(R,S)-Anabasine-2,4,5,6-d4
Controlled ProductCAS:1020719-08-7
Applications A nicotinic receptor agonist; brain rubidium efflux pharmacol. Not a dangerous good if item …
Formula:
C10H4H10N2
Color and Shape:
Light Yellow
Molecular weight:
166.26
Ref: TR-A637180
| 5mg | 367.00 € | ||
| 50mg | 2,448.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(S)-Pramipexole-(N-Propyl-2,2,3,3,3-d5) Dihydrochloride
Controlled ProductCAS:1217601-58-5
Applications (S)-Pramipexole-d5 Dihydrochloride is a labeled analogue of (S)-Pramipexole Dihydrochloride (P700755), a dopamine-D2-receptor agonist. Antiparkinsonian. …
Formula:
C10H14D5Cl2N3S
Color and Shape:
Off White Solid
Molecular weight:
289.28
Ref: TR-P700758
| 1mg | 259.00 € | ||
| 10mg | 1,752.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Anastrozole Dimer Impurity
Controlled ProductCAS:1216898-82-6
Impurity Anastrozole EP Impurity B / Anastrozole USP Related Compound C Stability Hygroscopic Applications Anastrozole …
Formula:
C30H31N9
Color and Shape:
Light Yellow
Molecular weight:
517.63
Ref: TR-A637440
| 1mg | 207.00 € | ||
| 10mg | 1,514.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Fenofibric-d6 Acid
Controlled ProductCAS:1092484-69-9
Applications Labelled Fenofibric Acid (F248652). Fenofibric acid is the active metabolite of Fenofibrate (F248640). Not …
Formula:
C17D6H9ClO4
Color and Shape:
Off-White
Molecular weight:
324.79
Ref: TR-F248652
| 1mg | 259.00 € | ||
| 10mg | 1,724.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Metoprolol Acid
Controlled ProductCAS:56392-14-4
Impurity Atenolol EP Impurity G; Atenolol USP Related Compound C Stability Hygroscopic Applications The acidic …
Formula:
C14H21NO4
Color and Shape:
White
Molecular weight:
267.32
Ref: TR-M338785
| 5mg | 241.00 € | ||
| 10mg | 327.00 € | ||
| 50mg | 1,222.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
(R)-9-Hydroxy Risperidone-d4
Controlled ProductCAS:130049-85-3
Formula:
C23H23D4FN4O3
Color and Shape:
Neat
Molecular weight:
430.51
Ref: TR-H953357
| 500µg | 2,443.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Methyl Lithocholate
Controlled ProductCAS:1249-75-8
Applications Methyl Lithocholate is an derivative of Lithocholic Acid (L469180),a cholic acid derivative as TGR5 …
Formula:
C25H42O3
Color and Shape:
Neat
Molecular weight:
390.60
Ref: TR-M313420
| 5mg | 212.00 € | ||
| 10mg | 333.00 € | ||
| 50mg | 1,338.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
Diethylaminocarboxymethyl POC Tenofovir (Mixture of Diastereomers)
Controlled ProductCAS:1246812-23-6
Applications Tenofovir is an acyclic phosphonate nucleotide analogue and reverse transcriptase inhibitor. It is used …
Formula:
C20H33N6O9P
Color and Shape:
Neat
Molecular weight:
532.48
Ref: TR-D443590
| 1mg | 257.00 € | ||
| 10mg | 1,698.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
7-(4-Chlorobutoxy)-3,4-dihydro-2(1H)-quinolinone
Controlled ProductCAS:120004-79-7
Stability Hygroscopic Applications 7-(4-Chlorobutoxy)-3,4-dihydro-2(1H)-quinolinone is used in the synthesis of aripiprazole, an antipsychotic oral drug …
Formula:
C13H16ClNO2
Color and Shape:
Off-White
Molecular weight:
253.72
Ref: TR-C365560
| 1g | 337.00 € | ||
| 50mg | 130.00 € | ||
| 100mg | 186.00 € |
Estimated delivery in United States, on Monday 28 Oct 2024
