Product correctly added to cart.

  1. Home
  2. Chemical Compounds
  3. Reference Standards (CRS)
  4. Pharmaceutical Standards
  5. Active Pharmaceutical Ingredients (API) for research
  6. Active pharmaceutical ingredient (API) impurities for research
No image
No image

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.

Read more
Sort by

See more categories

This search does not contain any category.

  • 20
    • 50
    • 100
    • 200

products per page. 3538 products on this category.

BrandProduct dataPurityPrice rangeEstimated delivery
Biosynth logo
(9Z)-Roxithromycin
REF: 3D-IR106421CAS: 134931-00-3 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Dutasteride EP impurity E
REF: 3D-ID183744CAS: 2102935-76-0 		Min. 95%517.00 €~2,822.00 €Wed 18 Dec 24
Biosynth logo
Daunorubicin EP impurity B
REF: 3D-ID183436		Min. 95%517.00 €~2,319.00 €Wed 18 Dec 24
Biosynth logo
Fluticasone Impurity D
REF: 3D-IF176123CAS: 73205-13-7 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Ethyl 2-methoxy-5-sulfamoylbenzoate
REF: 3D-IE140268CAS: 33045-53-3 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Aceclofenac benzyl ester
REF: 3D-IA16909CAS: 100499-89-6 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Fluticasone furoate EP impurity G
REF: 3D-IF181369CAS: 785806-96-4 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
(S)-5-Chloronaproxen
REF: 3D-IC181211CAS: 89617-86-7 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
(5aS,10aS)-Tetrahydrodipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH)-tetraone
REF: 3D-IT145577CAS: 14842-41-2 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Aciclovir EP impurity J
REF: 3D-IA174879CAS: 166762-90-9 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Allopurinol impurity A
REF: 3D-IA63600CAS: 5334-31-6 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
1-Glycoloyl-L-prolinamide
REF: 3D-FG167741CAS: 96166-39-1 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
2-Propylimidazole-4,5-dicarboxylic acid
REF: 3D-IP57935CAS: 58954-23-7 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Dexamethasone-17-ketone
REF: 3D-ID183298CAS: 2285-53-2 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Lincomycin B
REF: 3D-IL171353CAS: 2520-24-3 		Min. 95%1,739.00 €~5,217.00 €Wed 18 Dec 24
Biosynth logo
1-Deoxy-4-O-β-D-galactopyranosyl-1-[(4R)-4-(2-methylpropyl)-2-oxo-1-pyrrolidinyl]-β-D-fructopyranose/furanose
REF: 3D-ID63811CAS: 501666-24-6 		Min. 95%711.00 €~8,550.00 €Wed 18 Dec 24
Biosynth logo
Aripiprazole dimer
REF: 3D-IA171126CAS: 1797986-18-5 		Min. 95%138.00 €~801.00 €Wed 18 Dec 24
Biosynth logo
Enalaprilat benzyl ester
REF: 3D-IE22667CAS: 76391-33-8 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
N-(5,6-Dichloro-1,4-dihydro-2-quinazolinyl)-2,3-dihydroxypropanamide 2,2,2-trifluoroacetate
REF: 3D-ID101825CAS: 875467-42-8 		Min. 95%To inquireWed 18 Dec 24
Biosynth logo
Pantoprazole impurity
REF: 3D-ID22178CAS: 957470-58-5 		Min. 95%To inquireWed 18 Dec 24
discount label
(9Z)-Roxithromycin
Biosynth logo
+ info

(9Z)-Roxithromycin

CAS:134931-00-3
Roxithromycin is a macrolide antibiotic that inhibits protein synthesis in bacteria. It binds to the …
Formula:
C41H76N2O15
Purity:
Min. 95%
Molecular weight:
837.05 g/mol

Ref: 3D-IR106421

25mgTo inquire
50mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Dutasteride EP impurity E
Biosynth logo
+ info

Dutasteride EP impurity E

CAS:2102935-76-0
Please enquire for more information about Dutasteride EP impurity E including the price, delivery time …
Formula:
C27H30F6N2O2
Purity:
Min. 95%
Molecular weight:
528.54 g/mol

Ref: 3D-ID183744

1mg801.00 €
2mg1,160.00 €
5mg1,855.00 €
10mg2,783.00 €
500µg517.00 €
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Daunorubicin EP impurity B
Biosynth logo
+ info

Daunorubicin EP impurity B

Please enquire for more information about Daunorubicin EP impurity B including the price, delivery time …
Formula:
C27H31NO10
Purity:
Min. 95%
Molecular weight:
529.54 g/mol

Ref: 3D-ID183436

1mg517.00 €
2mg740.00 €
5mg1,044.00 €
10mg1,623.00 €
25mg2,319.00 €
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Fluticasone Impurity D
Biosynth logo
+ info

Fluticasone Impurity D

CAS:73205-13-7
Fluticasone Impurity D is a sulfoxide that is found in the drug fluticasone. It is …
Purity:
Min. 95%

Ref: 3D-IF176123

1mgTo inquire
2mgTo inquire
5mgTo inquire
10mgTo inquire
25mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Ethyl 2-methoxy-5-sulfamoylbenzoate
Biosynth logo
+ info

Ethyl 2-methoxy-5-sulfamoylbenzoate

CAS:33045-53-3
Ethyl 2-methoxy-5-sulfamoylbenzoate is a research and development impurity standard. It is a white to off-white …
Formula:
C10H13NO5S
Purity:
Min. 95%
Molecular weight:
259.28 g/mol

Ref: 3D-IE140268

1gTo inquire
2gTo inquire
5gTo inquire
10gTo inquire
25gTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Aceclofenac benzyl ester
Biosynth logo
+ info

Aceclofenac benzyl ester

CAS:100499-89-6
Aceclofenac is a nonsteroidal anti-inflammatory drug (NSAID) that belongs to the propionic acid derivative group. …
Formula:
C23H19Cl2NO4
Purity:
Min. 95%
Molecular weight:
444.31 g/mol

Ref: 3D-IA16909

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
250mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Fluticasone furoate EP impurity G
Biosynth logo
+ info

Fluticasone furoate EP impurity G

CAS:785806-96-4
Fluticasone furoate is a synthetic corticosteroid that has anti-inflammatory and immunosuppressive properties. It binds to …
Formula:
C27H29ClF2O6S
Purity:
Min. 95%
Molecular weight:
555.03 g/mol

Ref: 3D-IF181369

50mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
(S)-5-Chloronaproxen
Biosynth logo
+ info

(S)-5-Chloronaproxen

CAS:89617-86-7
(S)-5-Chloronaproxen is a synthetic drug product with a purity of 99.9%. It has been synthesized …
Formula:
C14H13ClO3
Purity:
Min. 95%
Molecular weight:
264.7 g/mol

Ref: 3D-IC181211

1gTo inquire
50mgTo inquire
100mgTo inquire
250mgTo inquire
500mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
(5aS,10aS)-Tetrahydrodipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH)-tetraone
Biosynth logo
+ info

(5aS,10aS)-Tetrahydrodipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH)-tetraone

CAS:14842-41-2
The objective of this project is to design a microcontroller-based system that can monitor and …
Formula:
C10H10N2O4
Purity:
Min. 95%
Molecular weight:
222.2 g/mol

Ref: 3D-IT145577

5mgTo inquire
10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Aciclovir EP impurity J
Biosynth logo
+ info

Aciclovir EP impurity J

CAS:166762-90-9
Aciclovir EP impurity J is a drug product that is used as an analytical standard …
Formula:
C14H16N10O4
Purity:
Min. 95%
Molecular weight:
388.34 g/mol

Ref: 3D-IA174879

1mgTo inquire
2mgTo inquire
5mgTo inquire
10mgTo inquire
25mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Allopurinol impurity A
Biosynth logo
+ info

Allopurinol impurity A

CAS:5334-31-6
Allopurinol is an anticancer drug that is used to treat leukemia and other cancers. Allopurinol …
Purity:
Min. 95%

Ref: 3D-IA63600

1gTo inquire
2gTo inquire
5gTo inquire
10gTo inquire
25gTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
1-Glycoloyl-L-prolinamide
Biosynth logo
+ info

1-Glycoloyl-L-prolinamide

CAS:96166-39-1
1-Glycoloyl-L-prolinamide is a drug product that is an analytical standard for the impurity 1-glycoloyl-L-proline (CAS …
Formula:
C7H12N2O3
Purity:
Min. 95%
Molecular weight:
172.18 g/mol

Ref: 3D-FG167741

2mgTo inquire
5mgTo inquire
10mgTo inquire
25mgTo inquire
50mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
2-Propylimidazole-4,5-dicarboxylic acid
Biosynth logo
+ info

2-Propylimidazole-4,5-dicarboxylic acid

CAS:58954-23-7
2-Propylimidazole-4,5-dicarboxylic acid is an organic compound with the chemical formula CH2=C(CH3)CO2H. It is a colorless …
Formula:
C8H10N2O4
Purity:
Min. 95%
Molecular weight:
198.18 g/mol

Ref: 3D-IP57935

1gTo inquire
50mgTo inquire
100mgTo inquire
250mgTo inquire
500mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Dexamethasone-17-ketone
Biosynth logo
+ info

Dexamethasone-17-ketone

CAS:2285-53-2
Please enquire for more information about Dexamethasone-17-ketone including the price, delivery time and more detailed …
Formula:
C20H25FO3
Purity:
Min. 95%
Molecular weight:
332.42 g/mol

Ref: 3D-ID183298

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Lincomycin B
Biosynth logo
+ info

Lincomycin B

CAS:2520-24-3
Lincomycin B is a chemical compound that belongs to the group of antimicrobial agents. It …
Formula:
C17H32N2O6S
Purity:
Min. 95%
Molecular weight:
392.51 g/mol

Ref: 3D-IL171353

5mg1,739.00 €
10mg2,783.00 €
25mg5,217.00 €
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
1-Deoxy-4-O-β-D-galactopyranosyl-1-[(4R)-4-(2-methylpropyl)-2-oxo-1-pyrrolidinyl]-β-D-fructopyrano…
Biosynth logo
+ info

1-Deoxy-4-O-β-D-galactopyranosyl-1-[(4R)-4-(2-methylpropyl)-2-oxo-1-pyrrolidinyl]-β-D-fructopyranose/furanose

CAS:501666-24-6
Lactose conjugate degradation product of pregabalin
Formula:
C20H35NO11
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
465.49 g/mol

Ref: 3D-ID63811

1mg711.00 €
2mg1,090.00 €
5mg2,406.00 €
10mg3,710.00 €
25mg8,550.00 €
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Aripiprazole dimer
Biosynth logo
+ info

Aripiprazole dimer

CAS:1797986-18-5
Aripiprazole dimer is a drug product that is used for analytical purposes. It is an …
Formula:
C48H56Cl4N6O4
Purity:
Min. 95%
Molecular weight:
922.81 g/mol

Ref: 3D-IA171126

1mg138.00 €
2mg194.00 €
5mg310.00 €
10mg436.00 €
25mg801.00 €
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Enalaprilat benzyl ester
Biosynth logo
+ info

Enalaprilat benzyl ester

CAS:76391-33-8
Enalaprilat benzyl ester is a drug product that is custom synthesized according to the customer's …
Formula:
C25H30N2O5
Purity:
Min. 95%
Molecular weight:
438.52 g/mol

Ref: 3D-IE22667

5mgTo inquire
10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
N-(5,6-Dichloro-1,4-dihydro-2-quinazolinyl)-2,3-dihydroxypropanamide 2,2,2-trifluoroacetate
Biosynth logo
+ info

N-(5,6-Dichloro-1,4-dihydro-2-quinazolinyl)-2,3-dihydroxypropanamide 2,2,2-trifluoroacetate

CAS:875467-42-8
N-(5,6-Dichloro-1,4-dihydro-2-quinazolinyl)-2,3-dihydroxypropanamide 2,2,2-trifluoroacetate is an analytical reference standard that can be used as a high purity …
Formula:
C13H12Cl2F3N3O5
Purity:
Min. 95%
Molecular weight:
418.15 g/mol

Ref: 3D-ID101825

1mgTo inquire
5mgTo inquire
10mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
discount label
Pantoprazole impurity
Biosynth logo
+ info

Pantoprazole impurity

CAS:957470-58-5
Pantoprazole is a proton pump inhibitor. It is used in the treatment of gastroesophageal reflux …
Formula:
C24H24F2N4O5S
Purity:
Min. 95%
Molecular weight:
518.53 g/mol

Ref: 3D-ID22178

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
250mgTo inquire
Estimated delivery in United States, on Wednesday 18 Dec 2024
+ info
Welcome to CymitQuimica!We use cookies to enhance your visit. We do not include advertising.

Please see our Cookies Policy for more details or adjust your preferences in "Settings".