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
2-(2-Amino-5-bromobenzoyl)pyridine REF: 3D-IA17613CAS: 1563-56-0	Min. 95%	To inquire	Mon 27 Jan 25
Vildagliptin carboxylic acid methyl ester REF: 3D-IV183531CAS: 948574-56-9	Min. 95%	136.00 €~646.00 €	Mon 27 Jan 25
Mycophenolate mofetil EP Impurity C REF: 3D-IM183780CAS: 2286278-51-9	Min. 95%	285.00 €~3,130.00 €	Mon 27 Jan 25
Mycophenolate mofetil EP impurity B oxalate REF: 3D-IM183777CAS: 1094322-91-4	Min. 95%	248.00 €~1,623.00 €	Mon 27 Jan 25
Rosuvastatin impurity E calcium REF: 3D-IR183440CAS: 2226413-61-0	Min. 95%	95.00 €~1,159.00 €	Mon 27 Jan 25
Rosuvastatin (3R,5R) isomer calcium REF: 3D-IR183437CAS: 1422515-55-6	Min. 95%	136.00 €~770.00 €	Mon 27 Jan 25
Piperacilloic acid REF: 3D-FP27061CAS: 64817-22-7	(Elemental Analysis) Min. 90 Area-%	205.00 €~1,276.00 €	Mon 27 Jan 25
Sumatriptan EP Impurity A REF: 3D-FS175833CAS: 545338-89-4	Min. 95%	310.00 €~2,319.00 €	Mon 27 Jan 25
Oxandrolone Related Compound B CIII (17 β-hydroxy-17 α-methyl-4-oxa-5 α-androsta-3-one) REF: 45-1482025CAS: 4424-45-7	- - -	To inquire	Mon 27 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	Mon 27 Jan 25
Rosuvastatin EP impurity M calcium REF: 3D-IR183834CAS: 847849-66-5	Min. 95%	64.00 €~801.00 €	Mon 27 Jan 25
Hydromorphone Related Compound A CII (7,8-didehydro-4,5α-epoxy-3-hydroxy-17-methylmorphinan-6-one perchlorate) REF: 45-1323021CAS: 91265-67-7	- - -	To inquire	Mon 27 Jan 25
Dicyclopropylamine hydrochloride REF: 3D-FD141573CAS: 246257-69-2	Min. 95%	136.00 €~436.00 €	Mon 27 Jan 25
N-Hydroxymethyl Sumatriptan REF: 3D-FH175834CAS: 1797905-62-4	Min. 95%	136.00 €~1,073.00 €	Mon 27 Jan 25
Methotrexate-1-monomethyl ester REF: 3D-IM71454CAS: 66147-29-3	Min. 95%	153.00 €~1,160.00 €	Mon 27 Jan 25
3-Chloro-4-hydroxyacetanilide REF: 3D-IC10365CAS: 3964-54-3	Min. 95%	194.00 €~1,753.00 €	Mon 27 Jan 25
Isopropyl 2-hydroxy-2-phenylacetate REF: 3D-II156828CAS: 4118-51-8	Min. 95%	To inquire	Mon 27 Jan 25
PSI 7976 REF: 3D-IP102673CAS: 1190308-01-0	Min. 95%	436.00 €~2,606.00 €	Mon 27 Jan 25
Meropenem EP impurity A REF: 3D-IM178799CAS: 1053703-36-8	95%Nmr	436.00 €~2,319.00 €	Mon 27 Jan 25
N-Succinyl-L-tyrosine REF: 3D-IS27922CAS: 374816-32-7	Min. 95%	213.00 €~1,531.00 €	Mon 27 Jan 25

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2-(2-Amino-5-bromobenzoyl)pyridine

CAS:1563-56-0

2-(2-Amino-5-bromobenzoyl)pyridine (2ABBP) is a chemical compound with the molecular formula C10H7BrN3. It is a glucuronide …

Formula:

C₁₂H₉BrN₂O

Purity:

Min. 95%

Molecular weight:

277.12 g/mol

Ref: 3D-IA17613

10g		172.00 €
25g		248.00 €
50g		363.00 €
100g		518.00 €
250g		863.00 €

Estimated delivery in United States, on Monday 27 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 Monday 27 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 Monday 27 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 Monday 27 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 Monday 27 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 Monday 27 Jan 2025

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Piperacilloic acid

CAS:64817-22-7

Piperacilloic acid is a synthetic compound that exhibits antibacterial activity. It has been shown to …

Formula:

C₂₃H₂₉N₅O₈S

Purity:

(Elemental Analysis) Min. 90 Area-%

Color and Shape:

Powder

Molecular weight:

535.57 g/mol

Ref: 3D-FP27061

1mg		205.00 €
2mg		307.00 €
5mg		498.00 €
10mg		711.00 €
25mg		1,276.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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Sumatriptan EP Impurity A

CAS:545338-89-4

Sumatriptan EP Impurity A is a metabolite of sumatriptan, a drug product that is used …

Formula:

C₂₇H₃₇N₅O₂S

Purity:

Min. 95%

Molecular weight:

495.68 g/mol

Ref: 3D-FS175833

1mg		310.00 €
2mg		436.00 €
5mg		740.00 €
10mg		1,160.00 €
25mg		2,319.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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Oxandrolone Related Compound B CIII (17 β-hydroxy-17 α-methyl-4-oxa-5 α-androsta-3-one)

Controlled Product

CAS:4424-45-7

Lactones nesoi

Formula:

C₁₉H₃₀O₃

Color and Shape:

Powder

Molecular weight:

306.21949

Ref: 45-1482025

Estimated delivery in United States, on Monday 27 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 Monday 27 Jan 2025

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Rosuvastatin EP impurity M calcium

CAS:847849-66-5

Please enquire for more information about Rosuvastatin EP impurity M calcium including the price, delivery …

Formula:

(C₂₂H₂₉N₃O₆S)₂•Ca

Purity:

Min. 95%

Molecular weight:

967.1 g/mol

Ref: 3D-IR183834

2mg		172.00 €
5mg		248.00 €
10mg		364.00 €
25mg		517.00 €
50mg		801.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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Hydromorphone Related Compound A CII (7,8-didehydro-4,5α-epoxy-3-hydroxy-17-methylmorphinan-6-one perchlorate)

Controlled Product

CAS:91265-67-7

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

Formula:

C₁₇H₁₇NO₃·HClO₄

Color and Shape:

Off-White Light Yellow Powder

Molecular weight:

383.07718

Ref: 45-1323021

Estimated delivery in United States, on Monday 27 Jan 2025

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Dicyclopropylamine hydrochloride

CAS:246257-69-2

Dicyclopropylamine hydrochloride is a tyrosine kinase inhibitor that blocks the activity of jak2. It is …

Formula:

C₆H₁₁N•HCl

Purity:

Min. 95%

Color and Shape:

Powder

Molecular weight:

133.62 g/mol

Ref: 3D-FD141573

25mg		136.00 €
50mg		138.00 €
100mg		194.00 €
250mg		310.00 €
500mg		436.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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N-Hydroxymethyl Sumatriptan

CAS:1797905-62-4

N-Hydroxymethyl Sumatriptan is an analytical standard and a research and development impurity. It is also …

Formula:

C₁₅H₂₃N₃O₃S

Purity:

Min. 95%

Molecular weight:

325.43 g/mol

Ref: 3D-FH175834

1mg		136.00 €
2mg		202.00 €
5mg		400.00 €
10mg		582.00 €
25mg		1,073.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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Methotrexate-1-monomethyl ester

CAS:66147-29-3

Methotrexate-1-monomethyl ester is an impurity found in methotrexate, a drug used to treat cancer and …

Formula:

C₂₁H₂₄N₈O₅

Purity:

Min. 95%

Molecular weight:

468.47 g/mol

Ref: 3D-IM71454

2mg		172.00 €
5mg		248.00 €
10mg		364.00 €
25mg		740.00 €
50mg		1,160.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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3-Chloro-4-hydroxyacetanilide

CAS:3964-54-3

3-Chloro-4-hydroxyacetanilide is a chemical compound that belongs to the class of acetanilides. It has long-term …

Formula:

C₈H₈ClNO₂

Purity:

Min. 95%

Molecular weight:

185.61 g/mol

Ref: 3D-IC10365

2g		194.00 €
5g		310.00 €
10g		436.00 €
25g		647.00 €
50g		863.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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Isopropyl 2-hydroxy-2-phenylacetate

CAS:4118-51-8

Isopropyl 2-hydroxy-2-phenylacetate is an inorganic acid that is used as a solvent and as a …

Formula:

C₁₁H₁₄O₃

Purity:

Min. 95%

Molecular weight:

194.23 g/mol

Ref: 3D-II156828

1g		801.00 €
50mg		172.00 €
100mg		248.00 €
250mg		364.00 €
500mg		517.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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PSI 7976

CAS:1190308-01-0

PSI 7976 is an analog of the nucleophilic attack drug, ribavirin. PSI 7976 inhibits the …

Formula:

C₂₂H₂₉FN₃O₉P

Purity:

Min. 95%

Molecular weight:

529.45 g/mol

Ref: 3D-IP102673

1mg		582.00 €
2mg		863.00 €
5mg		1,507.00 €
10mg		2,551.00 €
500µg		436.00 €

Estimated delivery in United States, on Monday 27 Jan 2025

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Meropenem EP impurity A

CAS:1053703-36-8

Meropenem EP impurity A is a heterocyclic nitro compound that is used to treat various …

Formula:

C₁₇H₂₇N₃OS₆

Purity:

95%Nmr

Color and Shape:

Powder

Molecular weight:

401.5 g/mol

Ref: 3D-IM178799

1mg		436.00 €
2mg		582.00 €
5mg		863.00 €
10mg		1,276.00 €
25mg		2,319.00 €

Estimated delivery in United States, on Monday 27 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 Monday 27 Jan 2025

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