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.

20
- 50
- 100
- 200

products per page. 6468 products on this category.

Product data	Purity	Price range	Estimated delivery
(1R)-Perindopril t-butylamine REF: 3D-FP64047CAS: 145513-33-3	Min. 95%	To inquire	Fri 29 Nov 24
Amlodipine dimethyl ester REF: 3D-IA17876CAS: 140171-66-0	Min. 97 Area-%	197.00 €~1,971.00 €	Fri 29 Nov 24
1,4-Bis(2,3,4-trimethoxybenzyl)piperazine REF: 3D-IB63857CAS: 1257-19-8	Min. 95%	194.00 €~1,045.00 €	Fri 29 Nov 24
(5E)-Calcipotriene REF: 3D-IC19633CAS: 113082-99-8	Min. 95%	740.00 €~5,507.00 €	Fri 29 Nov 24
Esomeprazole impurity 17 REF: 3D-IE158401	Min. 95%	To inquire	Fri 29 Nov 24
Olsalazine sodium impurity A REF: 3D-IO63794	Min. 95%	To inquire	Fri 29 Nov 24
4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-(5-methyl-2-oxo-1,3-d ioxol-4-yl)1H-Imidazole-5-carboxylic acid methyl ester REF: 3D-IH139102CAS: 1020157-01-0	Min. 95%	To inquire	Fri 29 Nov 24
Acarbose EP Impurity D REF: 3D-IA175686CAS: 68128-53-0	Min. 95%	To inquire	Fri 29 Nov 24
N-Desmethyl 3-hydroxy mepivacaine REF: 3D-ID74955CAS: 247061-17-2	Min. 95%	To inquire	Fri 29 Nov 24
4-Hydroxy-N-2-pyridinyl-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide REF: 3D-IH21308CAS: 65897-46-3	Min. 95%	136.00 €~509.00 €	Fri 29 Nov 24
Valdecoxib 3'-sulfonamide REF: 3D-FV161685CAS: 1373038-56-2	Min. 95%	To inquire	Fri 29 Nov 24
Chlorhexidine diacetate impurity A REF: 3D-IC19930CAS: 152504-08-0	Min. 95%	364.00 €~1,855.00 €	Fri 29 Nov 24
3-Carboxy-a-methyl-benzeneacetic acid REF: 3D-IC19808CAS: 68432-95-1	Min. 95%	310.00 €~1,913.00 €	Fri 29 Nov 24
Acyclovir Impurity O REF: 3D-IA158674	Min. 95%	To inquire	Fri 29 Nov 24
23,24-Anhydro tacrolimus REF: 3D-IA35430CAS: 104987-16-8	Min. 95%	149.00 €~2,898.00 €	Fri 29 Nov 24
Meropenem EP Impurity A REF: 3D-IM178851	Min. 95%	To inquire	Fri 29 Nov 24
[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone REF: 3D-IA63846CAS: 105356-89-6	Min. 95%	To inquire	Fri 29 Nov 24
Solifenacin Impurity D REF: 3D-IS167472CAS: 2216750-52-4	Min. 96 Area-%	To inquire	Fri 29 Nov 24
(24R)-Calcipotriene REF: 3D-IC76464CAS: 112827-99-3	Min. 95%	To inquire	Fri 29 Nov 24
Bortezomib impurity 76 REF: 3D-IB181070CAS: 514820-48-5	Min. 95%	To inquire	Fri 29 Nov 24

+ info

(1R)-Perindopril t-butylamine

CAS:145513-33-3

Enantiomer of Perindopril t-Butylamine

Formula:

C₂₃H₄₃N₃O₅

Purity:

Min. 95%

Molecular weight:

441.6 g/mol

Ref: 3D-FP64047

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Amlodipine dimethyl ester

CAS:140171-66-0

Amlodipine dimethyl ester is a drug product that has been custom synthesized by our company. …

Formula:

C₁₉H₂₃ClN₂O₅

Purity:

Min. 97 Area-%

Color and Shape:

Off-White Powder

Molecular weight:

394.85 g/mol

Ref: 3D-IA17876

10mg		711.00 €
25mg		1,160.00 €
50mg		1,971.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

1,4-Bis(2,3,4-trimethoxybenzyl)piperazine

+ info

1,4-Bis(2,3,4-trimethoxybenzyl)piperazine

CAS:1257-19-8

1,4-Bis(2,3,4-trimethoxybenzyl)piperazine (1,4BTMP) is a piperazine derivative that has been shown to have inotropic properties. 1,4BTMP …

Formula:

C₂₄H₃₄O₆

Purity:

Min. 95%

Molecular weight:

418.52 g/mol

Ref: 3D-IB63857

25mg		194.00 €
50mg		310.00 €
100mg		453.00 €
250mg		711.00 €
500mg		1,045.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

(5E)-Calcipotriene

CAS:113082-99-8

(5E)-Calcipotriene is a synthetic, natural, and analytical chemical. It is a white to off-white powder …

Formula:

C₂₇H₄₀O₃

Purity:

Min. 95%

Molecular weight:

412.6 g/mol

Ref: 3D-IC19633

1mg		740.00 €
2mg		1,044.00 €
5mg		1,739.00 €
10mg		3,014.00 €
25mg		5,507.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Esomeprazole impurity 17

Esomeprazole impurity 17 is a drug product that is an analytical standard. It is a …

Formula:

C₂₆H₃₀N₄O₅S

Purity:

Min. 95%

Molecular weight:

510.61 g/mol

Ref: 3D-IE158401

100mg To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Olsalazine sodium impurity A

Olsalazine sodium impurity A is a synthetic drug that is used as an active pharmaceutical …

Formula:

C₁₅H₁₂N₂O₆

Purity:

Min. 95%

Molecular weight:

316.27 g/mol

Ref: 3D-IO63794

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl]-…

+ info

4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-(5-methyl-2-oxo-1,3-d ioxol-4-yl)1H-Imidazole-5-carboxylic acid methyl ester

CAS:1020157-01-0

Medoxomil is a magnetic resonance imaging contrast agent that belongs to the class of organic …

Formula:

C₄₈H₄₄N₆O₆

Purity:

Min. 95%

Molecular weight:

800.9 g/mol

Ref: 3D-IH139102

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Acarbose EP Impurity D

CAS:68128-53-0

Acarbose EP Impurity D is a polymerase chain reaction (PCR) product that is produced by …

Formula:

C₁₉H₃₃NO₁₃

Purity:

Min. 95%

Molecular weight:

483.46 g/mol

Ref: 3D-IA175686

25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

N-Desmethyl 3-hydroxy mepivacaine

CAS:247061-17-2

N-Desmethyl 3-hydroxy mepivacaine is a metabolite of mepivacaine. It has been shown to be effective …

Formula:

C₁₄H₂₀N₂O₂

Purity:

Min. 95%

Color and Shape:

Powder

Molecular weight:

248.32 g/mol

Ref: 3D-ID74955

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

4-Hydroxy-N-2-pyridinyl-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide

+ info

4-Hydroxy-N-2-pyridinyl-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide

CAS:65897-46-3

4-Hydroxy-N-2-pyridinyl-2H-1,2-benzothiazine-3-carboxamide-1,1dioxide is a drug product that is used as an analytical reference material. It is …

Formula:

C₁₄H₁₁N₃O₄S

Purity:

Min. 95%

Molecular weight:

317.32 g/mol

Ref: 3D-IH21308

1mg		136.00 €
2mg		166.00 €
5mg		234.00 €
10mg		352.00 €
25mg		509.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Valdecoxib 3'-sulfonamide

CAS:1373038-56-2

Valdecoxib 3'-sulfonamide is a synthetic, non-naturally occurring drug product that has been custom synthesized for …

Formula:

C₁₆H₁₄N₂O₃S

Purity:

Min. 95%

Molecular weight:

314.36 g/mol

Ref: 3D-FV161685

5mg		To inquire
10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Chlorhexidine diacetate impurity A

CAS:152504-08-0

Chlorhexidine diacetate impurity A is a high purity, analytical standard for the detection of chlorhexidine …

Formula:

C₁₆H₂₄ClN₉

Purity:

Min. 95%

Color and Shape:

White to off-white solid.

Molecular weight:

377.88 g/mol

Ref: 3D-IC19930

1mg		517.00 €
2mg		801.00 €
5mg		1,160.00 €
10mg		1,855.00 €
500µg		364.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

3-Carboxy-a-methyl-benzeneacetic acid

CAS:68432-95-1

3-Carboxy-a-methyl-benzeneacetic acid (3CMA) is an impurity in the synthesis of 3,4-methylenedioxyphenylacetone. It is a preservative …

Formula:

C₁₀H₁₀O₄

Purity:

Min. 95%

Molecular weight:

194.18 g/mol

Ref: 3D-IC19808

1mg		310.00 €
2mg		436.00 €
5mg		582.00 €
10mg		924.00 €
25mg		1,913.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Acyclovir Impurity O

Acyclovir Impurity O is an impurity found in the drug Acyclovir. It has been shown …

Formula:

C₉H₁₃N₅O₄

Purity:

Min. 95%

Molecular weight:

255.23 g/mol

Ref: 3D-IA158674

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

23,24-Anhydro tacrolimus

CAS:104987-16-8

23,24-Anhydro tacrolimus is a synthetic prodrug of the immunosuppressant drug tacrolimus. It has the same …

Formula:

C₄₄H₆₇NO₁₁

Purity:

Min. 95%

Color and Shape:

White Powder

Molecular weight:

786 g/mol

Ref: 3D-IA35430

1mg		364.00 €
2mg		517.00 €
5mg		986.00 €
10mg		1,449.00 €
25mg		2,898.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

+ info

Meropenem EP Impurity A

Meropenem EP Impurity A is a synthetic, high purity, drug product that is used as …

Formula:

C₁₇H₂₇N₃O₆S

Purity:

Min. 95%

Molecular weight:

401.48 g/mol

Ref: 3D-IM178851

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

+ info

[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone

+ info

[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone

CAS:105356-89-6

4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone (CAS No. 105356-89-6) is a synthetic impurity standard used in the manufacture of various …

Formula:

C₁₈H₂₃N₅O₄

Purity:

Min. 95%

Molecular weight:

373.41 g/mol