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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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products per page. 4176 products on this category.

BrandProduct dataPurityPrice rangeEstimated delivery
Biosynth logo
Decitabine impurity 12
REF: 3D-ID74839
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
8-Chloro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
REF: 3D-IC183197
CAS: 117811-16-2
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
Ciprofloxacin impurity A
REF: 3D-IC58175
CAS: 86393-33-1
Min. 95%150.00 €~334.00 €Mon 16 Dec 24
Biosynth logo
Ethyl 3-aminopyrazole-4-carboxylate
REF: 3D-IE09849
CAS: 6994-25-8
Min. 95%150.00 €~746.00 €Mon 16 Dec 24
Biosynth logo
2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid sodium salt
REF: 3D-IB178523
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
1,3-Bis[(p-chlorobenzylidene)amino]guanidine hydrochloride
REF: 3D-IB57827
CAS: 25875-50-7
Min. 95%136.00 €~333.00 €Mon 16 Dec 24
Biosynth logo
Pantoprazole sulphone
REF: 3D-ID57915
CAS: 127780-16-9
Min. 97 Area-%136.00 €~1,036.00 €Mon 16 Dec 24
Biosynth logo
5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole N-oxide
REF: 3D-IM57921
CAS: 176219-04-8
Min. 95%198.00 €~1,784.00 €Mon 16 Dec 24
Biosynth logo
Calcipotriol EP Impurity H
REF: 3D-IC166557
Min. 95 Area-%1,160.00 €~4,637.00 €Mon 16 Dec 24
Biosynth logo
Cetirizine N-Oxide
REF: 3D-IC158493
CAS: 1076199-80-8
Min. 95%136.00 €~518.00 €Mon 16 Dec 24
Biosynth logo
Pteroic acid, min95%
REF: 3D-IP163598
CAS: 119-24-4
Min. 95%136.00 €~949.00 €Mon 16 Dec 24
Biosynth logo
3-[[[2-[(Aminoiminomethyl)amino]-4-thiazolyl]methyl]thio]-propanoic acid methyl ester
REF: 3D-IA23223
CAS: 76824-14-1
Min. 95%136.00 €~742.00 €Mon 16 Dec 24
Biosynth logo
3-(3-Fluoro-4-(4-morpholinyl)phenyl)-5-(hydroxymethyl)oxazolidin-2-one
REF: 3D-IF58044
CAS: 513068-96-7
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
Oxacyclohexane open ring tacrolimus
REF: 3D-IO183660
CAS: 144432-23-5
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
N-[1-(R)-(1-Naphthyl)ethyl]-3-[3-(trifluoromethyl)phenyl]-1-propanamide
REF: 3D-IN58183
CAS: 1005450-55-4
Min. 95%137.00 €~717.00 €Mon 16 Dec 24
Biosynth logo
N-Desmethyl galanthamine
REF: 3D-ID21271
CAS: 41303-74-6
Min. 95%258.00 €~1,621.00 €Mon 16 Dec 24
Biosynth logo
Olsalazine sodium impurity G
REF: 3D-IO63800
Min. 95 Area-%2,836.00 €~4,537.00 €Mon 16 Dec 24
Biosynth logo
Amikacin EP impurity G
REF: 3D-IA183728
CAS: 50896-99-6
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
Trazodone hydrochloride impurity H
REF: 3D-IT171154
Min. 95%To inquireMon 16 Dec 24
Biosynth logo
N-[4-Amido-3-(trifluoromethyl)phenyl-3-[(4-fluorophenyl)sulphinyl]-2-hydroxy-2-methylpropanamide
REF: 3D-IA58277
CAS: 2200280-97-1
Min. 95 Area-%136.00 €~452.00 €Mon 16 Dec 24
discount label

Decitabine impurity 12


Ref: 3D-ID74839

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

8-Chloro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one


Ref: 3D-IC183197

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Ciprofloxacin impurity A


Ref: 3D-IC58175

50g150.00 €
100g200.00 €
250g330.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Ethyl 3-aminopyrazole-4-carboxylate


Ref: 3D-IE09849

1kg746.00 €
50g150.00 €
100g217.00 €
250g406.00 €
500g542.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid sodium salt


Ref: 3D-IB178523

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

1,3-Bis[(p-chlorobenzylidene)amino]guanidine hydrochloride


Ref: 3D-IB57827

5g136.00 €
10g185.00 €
25g238.00 €
50g285.00 €
100g333.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Pantoprazole sulphone


Ref: 3D-ID57915

1g1,036.00 €
50mg136.00 €
100mg195.00 €
250mg356.00 €
500mg544.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole N-oxide


Ref: 3D-IM57921

25mg198.00 €
50mg298.00 €
100mg447.00 €
250mg1,337.00 €
500mg1,784.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Calcipotriol EP Impurity H


Ref: 3D-IC166557

1mg1,160.00 €
2mg1,855.00 €
5mg3,478.00 €
10mg4,637.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Cetirizine N-Oxide


Ref: 3D-IC158493

1mg136.00 €
2mg172.00 €
5mg248.00 €
10mg364.00 €
25mg518.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Pteroic acid, min95%


Ref: 3D-IP163598

1g136.00 €
2g187.00 €
5g352.00 €
10g548.00 €
25g949.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

3-[[[2-[(Aminoiminomethyl)amino]-4-thiazolyl]methyl]thio]-propanoic acid methyl ester


Ref: 3D-IA23223

5mg136.00 €
10mg181.00 €
25mg337.00 €
50mg466.00 €
100mg742.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

3-(3-Fluoro-4-(4-morpholinyl)phenyl)-5-(hydroxymethyl)oxazolidin-2-one


Ref: 3D-IF58044

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Oxacyclohexane open ring tacrolimus


Ref: 3D-IO183660

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

N-[1-(R)-(1-Naphthyl)ethyl]-3-[3-(trifluoromethyl)phenyl]-1-propanamide


Ref: 3D-IN58183

1g457.00 €
2g717.00 €
100mg137.00 €
250mg204.00 €
500mg315.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

N-Desmethyl galanthamine

Controlled Product

Ref: 3D-ID21271

1mg258.00 €
2mg387.00 €
5mg620.00 €
10mg984.00 €
25mg1,621.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Olsalazine sodium impurity G


Ref: 3D-IO63800

5mg2,836.00 €
10mg4,537.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Amikacin EP impurity G


Ref: 3D-IA183728

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

Trazodone hydrochloride impurity H


Ref: 3D-IT171154

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 16 Dec 2024
discount label

N-[4-Amido-3-(trifluoromethyl)phenyl-3-[(4-fluorophenyl)sulphinyl]-2-hydroxy-2-methylpropanamide


Ref: 3D-IA58277

5mg136.00 €
10mg144.00 €
25mg217.00 €
50mg325.00 €
100mg452.00 €
Estimated delivery in United States, on Monday 16 Dec 2024
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