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
Naltrexone impurity H REF: 3D-IN167110CAS: 503090-99-1	Min. 95%	232.00 €~1,855.00 €	Wed 19 Feb 25
Apixaban Impurity 6 REF: 3D-IA184038CAS: 1074365-84-6	Min. 95%	87.00 €~986.00 €	Wed 19 Feb 25
1-Fluoronaphthalene REF: 3D-IF23445CAS: 321-38-0	Min. 95%	136.00 €~723.00 €	Wed 19 Feb 25
Modafinil S-enantiomer CIV ((S)-2-(Benzhydrylsulfinyl)acetamide) REF: 45-1445415CAS: 112111-47-4	- - -	To inquire	Wed 19 Feb 25
N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide REF: 3D-IC58273CAS: 90357-53-2	Min. 95%	144.00 €~635.00 €	Wed 19 Feb 25
Roflumilast Impurity A REF: 3D-IR168438CAS: 475271-62-6	Min. 95%	58.00 €~1,275.00 €	Wed 19 Feb 25
Garamine acetate salt REF: 3D-OG46090CAS: 49751-51-1	Min. 95%	640.00 €~3,014.00 €	Wed 19 Feb 25
Clarithromycin EP impurity B REF: 3D-FC166282CAS: 299409-85-1	90%Nmr	849.00 €~13,041.00 €	Wed 19 Feb 25
Fentanyl Related Compound E CII (N-Phenyl-1-(2-phenylethyl)-4-piperidinamine) REF: 45-1269957CAS: 21409-26-7	- - -	To inquire	Wed 19 Feb 25
Testosterone Enanthate Related Compound B CIII (Androst-4-en-3-one-17β-yl hexanoate) REF: 45-1648026CAS: 10312-45-5	- - -	To inquire	Wed 19 Feb 25
Cathinone Hydrochloride CI (α-Aminopropiophenone hydrochloride) REF: 45-1096804CAS: 16735-19-6	- - -	To inquire	Wed 19 Feb 25
AMPA receptor modulator-6 REF: TM-T79504CAS: 516491-33-1	98%	To inquire	Wed 26 Feb 25
Naspm trihydrochloride REF: TM-T12187LCAS: 1049731-36-3	99.75%	58.00 €~94.00 €	Wed 26 Feb 25
AMPA receptor modulator-2 REF: TM-T37734CAS: 2034181-36-5	99.62%	121.00 €~2,775.00 €	Wed 26 Feb 25
AMPA receptor modulator-5 REF: TM-T79191CAS: 2034182-22-2	98%	1,290.00 €~3,484.00 €	Wed 26 Feb 25
Risevistinel REF: TM-T79857CAS: 2591344-26-0	98%	To inquire	Wed 26 Feb 25
DQP-26 REF: TM-T79611CAS: 1449373-99-2	98%	To inquire	Wed 26 Feb 25
Rislenemdaz REF: TM-T12733CAS: 808732-98-1	98.18%	95.00 €~3,521.00 €	Wed 26 Feb 25
Nevadistinel REF: TM-T79855CAS: 2181816-92-0	98%	686.00 €~5,260.00 €	Wed 26 Feb 25
AMPA receptor antagonist-3 REF: TM-T61813CAS: 923272-18-8	98.24%	182.00 €~1,756.00 €	Wed 26 Feb 25

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Naltrexone impurity H

Controlled Product

CAS:503090-99-1

Naltrexone impurity H is an analytical standard for the detection of naltrexone in drug products. …

Formula:

C₂₀H₂₅NO₄

Purity:

Min. 95%

Color and Shape:

Powder

Molecular weight:

343.42 g/mol

Ref: 3D-IN167110

1mg		232.00 €
2mg		364.00 €
5mg		647.00 €
10mg		986.00 €
25mg		1,855.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Apixaban Impurity 6

CAS:1074365-84-6

Please enquire for more information about Apixaban Impurity 6 including the price, delivery time and …

Formula:

C₂₆H₂₆N₄O₅

Purity:

Min. 95%

Molecular weight:

474.51 g/mol

Ref: 3D-IA184038

2mg		194.00 €
5mg		310.00 €
10mg		436.00 €
25mg		647.00 €
50mg		986.00 €

Estimated delivery in United States, on Wednesday 19 Feb 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 Wednesday 19 Feb 2025

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Modafinil S-enantiomer CIV ((S)-2-(Benzhydrylsulfinyl)acetamide)

Controlled Product

CAS:112111-47-4

Other aromatic organo-sulfur compounds (excluding pesticides)

Formula:

C₁₅H₁₅NO₂S

Color and Shape:

White Off-White Solid

Molecular weight:

273.08235

Ref: 45-1445415

Estimated delivery in United States, on Wednesday 19 Feb 2025

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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide

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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide

CAS:90357-53-2

N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is a cavity inhibitor that has inhibitory activity against polymerization. It also reacts with …

Formula:

C₁₂H₉F₃N₂O

Purity:

Min. 95%

Molecular weight:

254.21 g/mol

Ref: 3D-IC58273

5g		144.00 €
10g		217.00 €
25g		356.00 €
50g		453.00 €
100g		635.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Roflumilast Impurity A

CAS:475271-62-6

Roflumilast impurity A is a metabolite of roflumilast. It is a drug product that is …

Formula:

C₁₆H₁₄Cl₂N₂O₃

Purity:

Min. 95%

Molecular weight:

353.2 g/mol

Ref: 3D-IR168438

10mg		310.00 €
25mg		472.00 €
50mg		646.00 €
100mg		986.00 €
250mg		1,275.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Garamine acetate salt

CAS:49751-51-1

Gentamicin Impurity

Formula:

C₁₃H₂₇N₃O₆•(C₂H₄O₂)x

Purity:

Min. 95%

Color and Shape:

Off-White Powder

Molecular weight:

321.37 g/mol

Ref: 3D-OG46090

1mg		640.00 €
2mg		1,044.00 €
5mg		2,319.00 €
10mg		3,014.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Clarithromycin EP impurity B

CAS:299409-85-1

Clarithromycin EP impurity B is a natural impurity in clarithromycin. Clarithromycin EP impurity B is …

Formula:

C₃₇H₆₇NO₁₃

Purity:

90%Nmr

Color and Shape:

White Powder

Molecular weight:

733.93 g/mol

Ref: 3D-FC166282

1mg		1,276.00 €
2mg		2,435.00 €
5mg		4,637.00 €
10mg		6,956.00 €
25mg		13,041.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Fentanyl Related Compound E CII (N-Phenyl-1-(2-phenylethyl)-4-piperidinamine)

Controlled Product

CAS:21409-26-7

4-anilino-n-phenethylpiperidine (anpp)

Formula:

C₁₉H₂₄N₂

Color and Shape:

White Light Brown Crystalline Powder

Molecular weight:

280.19395

Ref: 45-1269957

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Testosterone Enanthate Related Compound B CIII (Androst-4-en-3-one-17β-yl hexanoate)

Controlled Product

CAS:10312-45-5

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₂₅H₃₈O₃

Color and Shape:

White Powder

Molecular weight:

386.2821

Ref: 45-1648026

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Cathinone Hydrochloride CI (α-Aminopropiophenone hydrochloride)

Controlled Product

CAS:16735-19-6

Vegetable alkaloids, natural or reproduced by synthesis, their salts and other derivatives, nesoi

Formula:

C₉H₁₁NO·HCl

Color and Shape:

White Powder

Molecular weight:

149.08406

Ref: 45-1096804

Estimated delivery in United States, on Wednesday 19 Feb 2025

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AMPA receptor modulator-6

CAS:516491-33-1

AMPA receptor modulator-6, an AMPA receptor positive allosteric modulator (PAM), is utilized in the research …

Formula:

C₂₄H₃₆N₂O₄S₂

Purity:

98%

Color and Shape:

Liquid

Molecular weight:

480.68

Ref: TM-T79504

5mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Wednesday 26 Feb 2025

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Naspm trihydrochloride

CAS:1049731-36-3

Naspm trihydrochloride (1-Naphthylacetyl spermine trihydrochloride) is a synthetic analogue of Joro spider toxin and is …

Formula:

C₂₂H₃₇Cl₃N₄O

Purity:

99.75%

Color and Shape:

Solid

Molecular weight:

479.91

Ref: TM-T12187L

2mg		58.00 €
5mg		94.00 €
1mL*10mM (DMSO)		90.00 €

Estimated delivery in United States, on Wednesday 26 Feb 2025

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AMPA receptor modulator-2

CAS:2034181-36-5

AMPA receptor modulator-2 is a modulator of AMPA receptor. The pIC50 value for TARPγ2 dependent …

Formula:

C₁₅H₆F₆N₄OS

Purity:

99.62%

Color and Shape:

Solid

Molecular weight:

404.29

Ref: TM-T37734

1mg		121.00 €
5mg		292.00 €
10mg		384.00 €
25mg		615.00 €
50mg		884.00 €
100mg		1,225.00 €
1mL*10mM (DMSO)		324.00 €

Estimated delivery in United States, on Wednesday 26 Feb 2025

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AMPA receptor modulator-5

CAS:2034182-22-2

AMPA Receptor Modulator-5 (Example 217) serves as an AMPA receptor modulator, utilized in neurological disease …

Formula:

C₂₀H₁₂F₄N₆

Purity:

98%

Color and Shape:

Liquid

Molecular weight:

412.34

Ref: TM-T79191

5mg		1,290.00 €
50mg		2,618.00 €
100mg		3,484.00 €

Estimated delivery in United States, on Wednesday 26 Feb 2025

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Risevistinel

CAS:2591344-26-0

Risevistinel (NYX-783), a positive allosteric modulator of the N-methyl-D-aspartate (NMDA) receptor, may mitigate cognitive deficits …

Formula:

C₁₄H₂₃N₃O₄

Purity:

98%

Color and Shape:

Liquid

Molecular weight:

297.35

Ref: TM-T79857

5mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Wednesday 26 Feb 2025

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DQP-26

CAS:1449373-99-2

DQP-26, a potent negative allosteric modulator of NMDA receptors (NMDARs), exhibits IC50 values of 0.77 …

Formula:

C₂₈H₂₁Cl₂N₃O₄

Purity:

98%

Color and Shape:

Liquid

Molecular weight:

534.39

Ref: TM-T79611

5mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Wednesday 26 Feb 2025

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Rislenemdaz

CAS:808732-98-1

Rislenemdaz (CERC-301) (CERC-301) is an antagonist of the N-methyl-D-aspartate (NMDA) receptor subunit 2B (GluN2B).

Formula:

C₁₉H₂₃FN₄O₂

Purity:

98.18%

Color and Shape:

Solid

Molecular weight:

358.41

Ref: TM-T12733

1mg		95.00 €
5mg		291.00 €
10mg		462.00 €
25mg		770.00 €
50mg		1,070.00 €
100mg		1,442.00 €
1mL*10mM (DMSO)		326.00 €

Estimated delivery in United States, on Wednesday 26 Feb 2025

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Nevadistinel

CAS:2181816-92-0

Nevadistinel (NYX-458; NYX-3054) is a positive allosteric modulator of the N-methyl-D-aspartate (NMDA) receptor, indicated for …

Formula:

C₁₅H₁₈N₂O₃

Purity:

98%

Color and Shape:

Liquid

Molecular weight:

274.32

Ref: TM-T79855

1mg		686.00 €
5mg		1,425.00 €
10mg		1,894.00 €
25mg		2,831.00 €
50mg		3,797.00 €
100mg		5,260.00 €

Estimated delivery in United States, on Wednesday 26 Feb 2025

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AMPA receptor antagonist-3

CAS:923272-18-8

AMPA receptor antagonist-3 is an AMPA receptor antagonist.

Formula:

C₂₀H₁₉N₅O₂S

Purity:

98.24%

Color and Shape:

Liquid

Molecular weight:

393.46

Ref: TM-T61813

1mg		182.00 €
5mg		417.00 €
10mg		611.00 €
25mg		922.00 €
50mg		1,287.00 €
100mg		1,756.00 €
1mL*10mM (DMSO)		450.00 €

Estimated delivery in United States, on Wednesday 26 Feb 2025

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