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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Product data	Purity	Price range	Estimated delivery
Naloxone Related Compound D CII (4,5α-Epoxy-3,14-dihydroxy-17-(prop-2-enyl)morphinan-7-ene-6-one) REF: 45-1453049CAS: 26451-92-3	- - -	To inquire	Thu 02 Jan 25
1-Fluoronaphthalene REF: 3D-IF23445CAS: 321-38-0	Min. 95%	136.00 €~723.00 €	Thu 02 Jan 25
N-Succinyl-L-tyrosine REF: 3D-IS27922CAS: 374816-32-7	Min. 95%	213.00 €~1,531.00 €	Thu 02 Jan 25
Rocuronium Bromide EP Impurity F Bromide REF: 3D-IR178405CAS: 1190105-66-8	Min. 95%	64.00 €~1,017.00 €	Thu 02 Jan 25
Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylic acid) REF: 45-1219019CAS: 28782-42-5	- - -	To inquire	Thu 02 Jan 25
Testosterone Enanthate Related Compound H CIII (Androst-5-ene-3β,17β-diyl diheptanoate) REF: 45-1648081CAS: 162890-98-4	- - -	To inquire	Thu 02 Jan 25
Exemestane Related Compound C CIII (androsta-1,4-diene-3,17-dione) REF: 45-1269083CAS: 897-06-3	- - -	To inquire	Thu 02 Jan 25
Rosuvastatin (3R,5R) isomer calcium REF: 3D-IR183437CAS: 1422515-55-6	Min. 95%	136.00 €~770.00 €	Thu 02 Jan 25
Rosuvastatin impurity E calcium REF: 3D-IR183440CAS: 2226413-61-0	Min. 95%	95.00 €~1,159.00 €	Thu 02 Jan 25
Mycophenolate mofetil EP impurity B oxalate REF: 3D-IM183777CAS: 1094322-91-4	Min. 95%	248.00 €~1,623.00 €	Thu 02 Jan 25
Mycophenolate mofetil EP Impurity C REF: 3D-IM183780CAS: 2286278-51-9	Min. 95%	285.00 €~3,130.00 €	Thu 02 Jan 25
(R,R)-Montelukast bis-sulfide REF: 3D-IM111982CAS: 1187586-61-3	90%Min	472.00 €~2,319.00 €	Thu 02 Jan 25
Zopiclone R-Isomer CIV ((-)-(5R)-6-(5-Chloropyridin-2-yl)-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-yl 4-methylpiperazine-1-carboxylate) REF: 45-1729118CAS: 138680-08-7	- - -	To inquire	Thu 02 Jan 25
Vildagliptin carboxylic acid methyl ester REF: 3D-IV183531CAS: 948574-56-9	Min. 95%	136.00 €~646.00 €	Thu 02 Jan 25
Naltrexone Related Compound A CII (N-(3-butenyl)-noroxymorphone Hydrochloride) REF: 45-1453526	- - -	To inquire	Thu 02 Jan 25
Clindamycin-B2-phosphate REF: 3D-AC61620CAS: 54887-31-9	Min. 95%	517.00 €~3,710.00 €	Thu 02 Jan 25
Emtricitabine impurity 17 REF: 3D-IE183412CAS: 2101981-64-8	Min. 95%	248.00 €~1,044.00 €	Thu 02 Jan 25
Cefdinir impurity F REF: 3D-IC63666CAS: 1356842-10-8	Min. 95%	740.00 €~4,753.00 €	Thu 02 Jan 25
Dimethylamine Solution REF: 45-1211200CAS: 124-40-3	- - -	To inquire	Thu 02 Jan 25
Pitavastatin N-oxide REF: 3D-IP145433CAS: 1611499-16-1	Min. 95%	136.00 €~711.00 €	Thu 02 Jan 25

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Naloxone Related Compound D CII (4,5α-Epoxy-3,14-dihydroxy-17-(prop-2-enyl)morphinan-7-ene-6-one)

Controlled Product

CAS:26451-92-3

Alkaloids of opium and their derivatives, salts thereof, not elsewhere specified or included

Formula:

C₁₉H₁₉NO₄

Color and Shape:

Light Yellow Powder

Molecular weight:

325.13141

Ref: 45-1453049

Estimated delivery in United States, on Thursday 2 Jan 2025

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1-Fluoronaphthalene

CAS:321-38-0

1-Fluoronaphthalene is a polyunsaturated compound that is used in analytical chemistry for the determination of …

Formula:

C₁₀H₇F

Purity:

Min. 95%

Molecular weight:

146.16 g/mol

Ref: 3D-IF23445

1kg		723.00 €
50g		136.00 €
100g		192.00 €
250g		325.00 €
500g		452.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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N-Succinyl-L-tyrosine

CAS:374816-32-7

N-Succinyl-L-tyrosine is a synthetic compound that is used as an impurity standard for the determination …

Formula:

C₁₃H₁₅NO₆

Purity:

Min. 95%

Color and Shape:

Light Blue To Blue Solid

Molecular weight:

281.26 g/mol

Ref: 3D-IS27922

1mg		213.00 €
2mg		341.00 €
5mg		498.00 €
10mg		813.00 €
25mg		1,531.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Rocuronium Bromide EP Impurity F Bromide

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Rocuronium Bromide EP Impurity F Bromide

CAS:1190105-66-8

Rocuronium Bromide EP Impurity F Bromide is an impurity found in Rocuronium Bromide EP. It …

Formula:

C₃₄H₅₅N₂O₄·Br

Purity:

Min. 95%

Molecular weight:

635.72 g/mol

Ref: 3D-IR178405

1mg		161.00 €
2mg		222.00 €
5mg		400.00 €
10mg		569.00 €
25mg		1,017.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxyli…

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Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylic acid)

Controlled Product

CAS:28782-42-5

Alfentanil (inn), anileridine (inn), bezitramide (inn), bromazepam (inn), difenoxin (inn), diphenoxylate (inn), dipipanone (inn), fentanyl …

Formula:

C₂₈H₂₈N₂O₂

Color and Shape:

Powder

Molecular weight:

424.21508

Ref: 45-1219019

Estimated delivery in United States, on Thursday 2 Jan 2025

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Testosterone Enanthate Related Compound H CIII (Androst-5-ene-3β,17β-diyl diheptanoate)

Controlled Product

CAS:162890-98-4

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₃₃H₅₄O₄

Color and Shape:

White Solid Powder

Molecular weight:

514.40221

Ref: 45-1648081

Estimated delivery in United States, on Thursday 2 Jan 2025

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Exemestane Related Compound C CIII (androsta-1,4-diene-3,17-dione)

Controlled Product

CAS:897-06-3

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₁₉H₂₄O₂

Color and Shape:

White Powder

Molecular weight:

284.17763

Ref: 45-1269083

Estimated delivery in United States, on Thursday 2 Jan 2025

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Rosuvastatin (3R,5R) isomer calcium

CAS:1422515-55-6

Please enquire for more information about Rosuvastatin (3R,5R) isomer calcium including the price, delivery time …

Formula:

C₂₂H₂₈FN₃O₆S•Ca₀

Purity:

Min. 95%

Molecular weight:

501.58 g/mol

Ref: 3D-IR183437

2mg		136.00 €
5mg		194.00 €
10mg		310.00 €
25mg		518.00 €
50mg		770.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Rosuvastatin impurity E calcium

CAS:2226413-61-0

Please enquire for more information about Rosuvastatin impurity E calcium including the price, delivery time …

Formula:

C₃₈H₄₆F₂N₆O₉S₂•Ca₂

Purity:

Min. 95%

Molecular weight:

912.94 g/mol

Ref: 3D-IR183440

5mg		248.00 €
10mg		364.00 €
25mg		518.00 €
50mg		801.00 €
100mg		1,159.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Mycophenolate mofetil EP impurity B oxalate

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Mycophenolate mofetil EP impurity B oxalate

CAS:1094322-91-4

Please enquire for more information about Mycophenolate mofetil EP impurity B oxalate including the price, …

Formula:

C₂₉H₄₂N₂O₉•C₂H₂O₄

Purity:

Min. 95%

Molecular weight:

652.68 g/mol

Ref: 3D-IM183777

1mg		248.00 €
2mg		364.00 €
5mg		614.00 €
10mg		924.00 €
25mg		1,623.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Mycophenolate mofetil EP Impurity C

CAS:2286278-51-9

Please enquire for more information about Mycophenolate mofetil EP Impurity C including the price, delivery …

Formula:

C₂₃H₃₁NO₇

Purity:

Min. 95%

Molecular weight:

433.5 g/mol

Ref: 3D-IM183780

1mg		436.00 €
2mg		582.00 €
5mg		1,044.00 €
10mg		1,623.00 €
25mg		3,130.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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(R,R)-Montelukast bis-sulfide

CAS:1187586-61-3

(R,R)-Montelukast bis-sulfide is a drug product that is used in the analytical and research and …

Formula:

C₄₁H₄₆ClNO₅S₂

Purity:

90%Min

Molecular weight:

732.39 g/mol

Ref: 3D-IM111982

1mg		472.00 €
2mg		647.00 €
5mg		986.00 €
10mg		1,276.00 €
25mg		2,319.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Zopiclone R-Isomer CIV ((-)-(5R)-6-(5-Chloropyridin-2-yl)-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-yl 4-methylpiperazine-1-carboxylate)

Controlled Product

CAS:138680-08-7

Lactams, nesoi

Formula:

C₁₇H₁₇ClN₆O₃

Color and Shape:

Light Brown Solid

Molecular weight:

388.10507

Ref: 45-1729118

Estimated delivery in United States, on Thursday 2 Jan 2025

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Vildagliptin carboxylic acid methyl ester

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Vildagliptin carboxylic acid methyl ester

CAS:948574-56-9

Please enquire for more information about Vildagliptin carboxylic acid methyl ester including the price, delivery …

Formula:

C₁₈H₂₈N₂O₄

Purity:

Min. 95%

Molecular weight:

336.43 g/mol

Ref: 3D-IV183531

2mg		136.00 €
5mg		172.00 €
10mg		232.00 €
25mg		436.00 €
50mg		646.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Naltrexone Related Compound A CII (N-(3-butenyl)-noroxymorphone Hydrochloride)

Controlled Product

Alkaloids of opium and their derivatives, salts thereof, not elsewhere specified or included

Formula:

C₂₀H₂₃NO₄·HCl

Color and Shape:

Off-White Powder

Molecular weight:

341.16271

Ref: 45-1453526

Estimated delivery in United States, on Thursday 2 Jan 2025

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Clindamycin-B2-phosphate

CAS:54887-31-9

Clindamycin-B2-phosphate is a drug product with CAS No. 54887-31-9 that is used as an analytical …

Formula:

C₁₇H₃₂ClN₂O₈PS

Purity:

Min. 95%

Color and Shape:

White Powder

Molecular weight:

490.94 g/mol

Ref: 3D-AC61620

1mg		801.00 €
2mg		1,160.00 €
5mg		2,203.00 €
10mg		3,710.00 €
500µg		517.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Emtricitabine impurity 17

CAS:2101981-64-8

Please enquire for more information about Emtricitabine impurity 17 including the price, delivery time and …

Formula:

C₈H₁₀FN₃O₄S

Purity:

Min. 95%

Molecular weight:

263.24 g/mol

Ref: 3D-IE183412

1mg		248.00 €
2mg		364.00 €
5mg		517.00 €
10mg		740.00 €
25mg		1,044.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Cefdinir impurity F

CAS:1356842-10-8

Cefdinir impurity F is an impurity of cefdinir that has been identified in some batches. …

Formula:

C₁₃H₁₁N₃O₆S

Purity:

Min. 95%

Molecular weight:

337.31 g/mol

Ref: 3D-IC63666

1mg		1,044.00 €
2mg		1,623.00 €
5mg		3,130.00 €
10mg		4,753.00 €
500µg		740.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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Dimethylamine Solution

CAS:124-40-3

Methylamine, di or trimethylamine and their salts

Formula:

C₂H₇N(Dimethylamine)

Color and Shape:

Colorless Liquid

Molecular weight:

45.05785

Ref: 45-1211200

Estimated delivery in United States, on Thursday 2 Jan 2025

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Pitavastatin N-oxide

CAS:1611499-16-1

Pitavastatin N-oxide is a drug product that is an analytical standard and natural API impurity. …

Formula:

C₂₅H₂₄FNO₅

Purity:

Min. 95%

Molecular weight:

437.46 g/mol

Ref: 3D-IP145433

1mg		136.00 €
2mg		172.00 €
5mg		310.00 €
10mg		436.00 €
25mg		711.00 €

Estimated delivery in United States, on Thursday 2 Jan 2025

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