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Active pharmaceutical ingredient (API) impurities for research

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BrandProduct dataPurityPrice rangeEstimated delivery
Biosynth logo
4'-Acetyl simvastatin
REF: 3D-IA17040CAS: 145576-25-6 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
Brexpiprazole impurity 10
REF: 3D-IB106465CAS: 15116-41-3 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
Mesalamine impurity S
REF: 3D-OM167041CAS: 1797983-23-3 		Min. 95%194.00 €~986.00 €Wed 05 Feb 25
Biosynth logo
3,5-Bis[2-[[[2-[(aminoiminomethyl)amino]thiazol-4-yl]methyl]sulphanyl]ethyl]-4H-1,2,4,6-thiatriazine-1,1-dioxide
REF: 3D-IB58080CAS: 89268-62-2 		Min. 95%194.00 €~1,160.00 €Wed 05 Feb 25
Biosynth logo
Toremifene-N-oxide
REF: 3D-IT158042CAS: 163130-29-8 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
N-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide
REF: 3D-IN176051CAS: 565453-39-6 		Min. 95%136.00 €~480.00 €Wed 05 Feb 25
Biosynth logo
Acyclovir EP impurity R
REF: 3D-FA173433CAS: 124832-28-6 		Min. 95%187.00 €~3,072.00 €Wed 05 Feb 25
Biosynth logo
3,4-Dimethoxy-a-(1-methylethyl)benzeneacetonitrile
REF: 3D-ID145567CAS: 20850-49-1 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
2''-Desethyl- 2''- vinyl Simvastatin
REF: 3D-ID166831CAS: 1449248-72-9 		Min. 95%436.00 €~2,898.00 €Wed 05 Feb 25
Biosynth logo
trans-4-(Aminomethyl)cyclohexanecarboxylic acid
REF: 3D-IA71533CAS: 1197-17-7 		Min. 95%194.00 €~1,044.00 €Wed 05 Feb 25
Biosynth logo
[5-L-Aspartic Acid]-desmopressin
REF: 3D-IA173260		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
2-Deoxy-5-O-toluoyl-D-ribofuranose
REF: 3D-ID45443CAS: 1195620-56-4 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
Valaciclovir Related Compound E
REF: 3D-IV178762CAS: 124832-31-1 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
1-[2-[2-Hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-2-propen-1-one
REF: 3D-IH63816CAS: 88308-22-9 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
Roflumilast Impurity E
REF: 3D-IR168440CAS: 1391052-76-8 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
2-Amino-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-4(5H)-thiazolone
REF: 3D-IA27055CAS: 105355-26-8 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
3-(Methylamino)-5,6-dihydro-2H-1,4-thiazin-2-one oxime hydrochloride
REF: 3D-IM57861CAS: 112233-23-5 		Min. 95%To inquireWed 05 Feb 25
Biosynth logo
Naproxen Impurity C
REF: 3D-IN181212CAS: 84236-26-0 		Min. 95%172.00 €~740.00 €Wed 05 Feb 25
Biosynth logo
Remsesivir related compound 11
REF: 3D-IR177112CAS: 1355049-92-1 		Min. 95%To inquireWed 05 Feb 25
Targetmol logo
D-NMAPPD
REF: TM-T22069CAS: 35922-06-6 		- - -77.00 €~1,760.00 €Wed 12 Feb 25
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4'-Acetyl simvastatin
Biosynth logo
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4'-Acetyl simvastatin

CAS:145576-25-6
4'-Acetyl simvastatin is a synthetic statin that inhibits cholesterol synthesis by competitively inhibiting the enzyme …
Formula:
C27H40O6
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
460.6 g/mol

Ref: 3D-IA17040

1mgTo inquire
2mgTo inquire
5mgTo inquire
10mgTo inquire
25mgTo inquire
Estimated delivery in United States, on Wednesday 5 Feb 2025
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Brexpiprazole impurity 10
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Brexpiprazole impurity 10

CAS:15116-41-3
Brexpiprazole impurity 10 is a drug product that is used as an analytical reference standard …
Formula:
C16H15NO2
Purity:
Min. 95%
Molecular weight:
253.3 g/mol

Ref: 3D-IB106465

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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Mesalamine impurity S
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Mesalamine impurity S

CAS:1797983-23-3
Mesalamine impurity S is a mesalamine metabolite that has been identified as an impurity in …
Formula:
C14H12N2O5
Purity:
Min. 95%
Color and Shape:
Green Solid
Molecular weight:
288.26 g/mol

Ref: 3D-OM167041

1mg194.00 €
2mg310.00 €
5mg436.00 €
10mg647.00 €
25mg986.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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3,5-Bis[2-[[[2-[(aminoiminomethyl)amino]thiazol-4-yl]methyl]sulphanyl]ethyl]-4H-1,2,4,6-thiatriazi…
Biosynth logo
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3,5-Bis[2-[[[2-[(aminoiminomethyl)amino]thiazol-4-yl]methyl]sulphanyl]ethyl]-4H-1,2,4,6-thiatriazine-1,1-dioxide

CAS:89268-62-2
Famotidine is a pharmaceutical agent that belongs to the class of H2-receptor antagonists. It is …
Formula:
C16H23N11O2S5
Purity:
Min. 95%
Molecular weight:
561.76 g/mol

Ref: 3D-IB58080

1mg194.00 €
2mg310.00 €
5mg436.00 €
10mg647.00 €
25mg1,160.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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Toremifene-N-oxide
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Toremifene-N-oxide

CAS:163130-29-8
Toremifene-N-oxide is a drug that has been shown to have genotoxic effects in human liver …
Formula:
C26H28ClNO2
Purity:
Min. 95%
Molecular weight:
421.96 g/mol

Ref: 3D-IT158042

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25mgTo inquire
Estimated delivery in United States, on Wednesday 5 Feb 2025
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N-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide
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N-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide

CAS:565453-39-6
N-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide is a metabolite that is formed when the drug product, ticagrelor, undergoes metabolism in …
Purity:
Min. 95%

Ref: 3D-IN176051

2mg136.00 €
5mg151.00 €
10mg213.00 €
25mg341.00 €
50mg480.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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Acyclovir EP impurity R
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Acyclovir EP impurity R

CAS:124832-28-6
Acyclovir EP impurity R is a by-product of acyclovir, which has been shown to be …
Formula:
C13H21CIN6O4
Purity:
Min. 95%
Molecular weight:
464.26 g/mol

Ref: 3D-FA173433

1mg436.00 €
2mg582.00 €
5mg1,047.00 €
10mg1,739.00 €
25mg3,072.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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3,4-Dimethoxy-a-(1-methylethyl)benzeneacetonitrile
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3,4-Dimethoxy-a-(1-methylethyl)benzeneacetonitrile

CAS:20850-49-1
3,4-Dimethoxy-a-(1-methylethyl)benzeneacetonitrile (DXM) is a synthetic phenylethylamine that is usually found in cough suppressant preparations. It …
Formula:
C13H17NO2
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
219.28 g/mol

Ref: 3D-ID145567

1g194.00 €
2g310.00 €
5g436.00 €
10g647.00 €
25g1,160.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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2''-Desethyl- 2''- vinyl Simvastatin
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2''-Desethyl- 2''- vinyl Simvastatin

CAS:1449248-72-9
2''-Desethyl- 2''- vinyl Simvastatin is a high purity, custom synthesis, impurity standard that is available …
Formula:
C25H36O5
Purity:
Min. 95%
Molecular weight:
416.55 g/mol

Ref: 3D-ID166831

1mg436.00 €
2mg647.00 €
5mg986.00 €
10mg1,623.00 €
25mg2,898.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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trans-4-(Aminomethyl)cyclohexanecarboxylic acid
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trans-4-(Aminomethyl)cyclohexanecarboxylic acid

CAS:1197-17-7
Trans-4-(aminomethyl)cyclohexanecarboxylic acid (AMCA) is a histamine antagonist that is used to treat bowel disease. It …
Formula:
C8H15NO2
Purity:
Min. 95%
Molecular weight:
157.21 g/mol

Ref: 3D-IA71533

1mg194.00 €
2mg310.00 €
5mg436.00 €
10mg647.00 €
25mg1,044.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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[5-L-Aspartic Acid]-desmopressin
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[5-L-Aspartic Acid]-desmopressin

Desmopressin is a synthetic drug that is used to treat diabetes insipidus and bleeding in …
Purity:
Min. 95%

Ref: 3D-IA173260

100mgTo inquire
Estimated delivery in United States, on Wednesday 5 Feb 2025
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2-Deoxy-5-O-toluoyl-D-ribofuranose
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2-Deoxy-5-O-toluoyl-D-ribofuranose

CAS:1195620-56-4
2-Deoxy-5-O-toluoyl-D-ribofuranose is an analytical standard for the determination of purity in drug products. It is …
Formula:
C13H16O5
Purity:
Min. 95%
Molecular weight:
252.26 g/mol

Ref: 3D-ID45443

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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Valaciclovir Related Compound E
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Valaciclovir Related Compound E

CAS:124832-31-1
Valaciclovir Related Compound E is a white crystalline powder that has an appearance similar to …
Formula:
C21H26N6O6
Purity:
Min. 95%
Molecular weight:
458.47 g/mol

Ref: 3D-IV178762

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2gTo inquire
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25gTo inquire
Estimated delivery in United States, on Wednesday 5 Feb 2025
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1-[2-[2-Hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-2-propen-1-one
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1-[2-[2-Hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-2-propen-1-one

CAS:88308-22-9
N-Propyl-1-[2-[2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-2-propenamide is a drug that belongs to the group of beta blockers. It inhibits the …
Formula:
C21H25NO3
Purity:
Min. 95%
Molecular weight:
339.43 g/mol

Ref: 3D-IH63816

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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Roflumilast Impurity E
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Roflumilast Impurity E

CAS:1391052-76-8
Roflumilast Impurity E is a reagent that is used to monitor the pharmacokinetic properties of …
Formula:
C13H8Cl2F2N2O3
Purity:
Min. 95%
Molecular weight:
349.12 g/mol

Ref: 3D-IR168440

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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2-Amino-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-4(5H)-thiazolone
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2-Amino-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-4(5H)-thiazolone

CAS:105355-26-8
2-Amino-5-[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]-4(5H)-thiazolone is a structural analog of nitrite. The crystal structure of the compound has been …
Formula:
C19H21N3O2S
Purity:
Min. 95%
Molecular weight:
355.46 g/mol

Ref: 3D-IA27055

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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3-(Methylamino)-5,6-dihydro-2H-1,4-thiazin-2-one oxime hydrochloride
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3-(Methylamino)-5,6-dihydro-2H-1,4-thiazin-2-one oxime hydrochloride

CAS:112233-23-5
3-(Methylamino)-5,6-dihydro-2H-1,4-thiazin-2-one oxime hydrochloride is an analytical reagent used for HPLC analysis of the impurities in …
Formula:
C5H9N3OS•HCl
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
195.67 g/mol

Ref: 3D-IM57861

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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Naproxen Impurity C
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Naproxen Impurity C

CAS:84236-26-0
Naproxen Impurity C is an analytical impurity that is found in Naproxen. It is a …
Formula:
C14H13BrO3
Purity:
Min. 95%
Molecular weight:
309.16 g/mol

Ref: 3D-IN181212

10mg172.00 €
25mg248.00 €
50mg363.00 €
100mg518.00 €
250mg740.00 €
Estimated delivery in United States, on Wednesday 5 Feb 2025
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Remsesivir related compound 11
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Remsesivir related compound 11

CAS:1355049-92-1
Remsesivir related compound 11 is a research and development chemical that is used as an …
Formula:
C15H23Cln04p
Purity:
Min. 95%
Molecular weight:
347.78 g/mol

Ref: 3D-IR177112

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Estimated delivery in United States, on Wednesday 5 Feb 2025
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D-NMAPPD
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D-NMAPPD

CAS:35922-06-6
Litifilimab (BIIB059) is a humanized antibody targeting BDCA2 and CLEC4C for the study of cutaneous …
Formula:
C23H38N2O5
Color and Shape:
Solid
Molecular weight:
422.56

Ref: TM-T22069

1mg77.00 €
5mg245.00 €
10mg450.00 €
50mg1,760.00 €
Estimated delivery in United States, on Wednesday 12 Feb 2025
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