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Pharma Intermediates & Building Blocks

Advanced and key starting materials, heterocycles, chiral building blocks and reagents for API synthesis, from gram R&D to multi-tonne supply.

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Organic Building Blocks 5,617 Heterocyclic Building Blocks 1,587 Bulk Pharma Intermediates 22 API Process Intermediates & Related Compounds 1,974

(2R,3S)-N-Benzoyl-3-phenyl Isoserine Methyl Ester chemical structure

(2R,3S)-N-Benzoyl-3-phenyl Isoserine Methyl Ester

CAS: 32981-85-4
Formula: C₁₇H₁₇NO₄
MW: 299.32 g/mol

VQ-041300

(2R,4R)-4-Propylpyrrolidine-2-carboxylic acid Hydrochloride chemical structure

(2R,4R)-4-Propylpyrrolidine-2-carboxylic acid Hydrochloride

CAS: 804549-25-5
Formula: C₈H₁₆ClNO₂
MW: 193.67 g/mol

VQ-048898

Reference Standard

(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic Acid Ethyl Ester chemical structure

(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic Acid Ethyl Ester

CAS: 752174-62-2
Formula: C₂₀H₂₅NO₂
MW: 311.4 g/mol

VQ-012743

Reference Standard

(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic Acid Ethyl Ester Hydrochloride chemical structure

(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic Acid Ethyl Ester Hydrochloride

CAS: 149690-12-0
Formula: C₂₀H₂₆ClNO₂
MW: 347.9 g/mol

In stock

Reference Standard

(2R,4S)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid chemical structure

(2R,4S)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid

CAS: 1012341-50-2
Formula: C₂₃H₂₉NO₄
MW: 383.5 g/mol

In stock

Reference Standard

(2R,4S)-Sacubitril chemical structure

(2R,4S)-Sacubitril

CAS: 761373-05-1
Formula: C₂₄H₂₉NO₅
MW: 411.5 g/mol

In stock

Reference Standard

(2R,5R)-1,6-Diphenylhexane-2,5-diamine chemical structure

(2R,5R)-1,6-Diphenylhexane-2,5-diamine

CAS: 144186-34-5
Formula: C₁₈H₂₄N₂
MW: 268.4 g/mol

VQ-012747

Reference Standard

(2R,5R)-1,6-Diphenylhexane-2,5-diamine Dihydrochloride chemical structure

(2R,5R)-1,6-Diphenylhexane-2,5-diamine Dihydrochloride

CAS: 1247119-31-8
Formula: C₁₈H₂₆Cl₂N₂
MW: 341.3 g/mol

In stock

(2R)-2-Oxiranylmethyl Ester Butanoic Acid chemical structure

(2R)-2-Oxiranylmethyl Ester Butanoic Acid

CAS: 60456-26-0
Formula: C₇H₁₂O₃
MW: 144.17 g/mol

VQ-040164

(2S,3AR,7aR)-Octahydro-1H-indole-2-carboxylic Acid chemical structure

(2S,3AR,7aR)-Octahydro-1H-indole-2-carboxylic Acid

CAS: 145513-90-2
Formula: C₉H₁₅NO₂
MW: 169.22 g/mol

VQ-033133

(2S,3AS,7aR)-Octahydro-1H-indole-2-carboxylic Acid chemical structure

(2S,3AS,7aR)-Octahydro-1H-indole-2-carboxylic Acid

CAS: 145513-93-5
Formula: C₉H₁₅NO₂
MW: 169.22 g/mol

VQ-041419

(2S,3R,4R,5S)-3,4,5-Tris(phenylmethoxy)-2-[(phenylmethoxy)methyl]-1-(2-propen-1-yl)-piperidine chemical structure

(2S,3R,4R,5S)-3,4,5-Tris(phenylmethoxy)-2-[(phenylmethoxy)methyl]-1-(2-propen-1-yl)-piperidine

CAS: 1203659-55-5
Formula: C₃₇H₄₁NO₄
MW: 563.7 g/mol

VQ-043634

(2S,3R,4R,5S)-3,4,5-Tris(phenylmethoxy)-2-[(phenylmethoxy)methyl]-1-piperidineethanol chemical structure

(2S,3R,4R,5S)-3,4,5-Tris(phenylmethoxy)-2-[(phenylmethoxy)methyl]-1-piperidineethanol

CAS: 1445783-86-7
Formula: C₃₆H₄₁NO₅
MW: 567.7 g/mol

VQ-043633

(2S,4S)-1-(Tert-Butoxycarbonyl)-4-(methoxymethyl)pyrrolidine-2-carboxylic acid chemical structure

(2S,4S)-1-(Tert-Butoxycarbonyl)-4-(methoxymethyl)pyrrolidine-2-carboxylic acid

CAS: 1378388-16-9
Formula: C₁₂H₂₁NO₅
MW: 259.3 g/mol

VQ-044026

(2S)-(+)-Glycidyl tosylate, 98% chemical structure

(2S)-(+)-Glycidyl tosylate, 98%

CAS: 70987-78-9
Formula: C₁₀H₁₂O₄S
MW: 228.27 g/mol

VQ-010735

(2S)-1-(2,2-Dichloroacetyl)pyrrolidine-2-carboxamide chemical structure

(2S)-1-(2,2-Dichloroacetyl)pyrrolidine-2-carboxamide

CAS: 1803168-08-2
Formula: C₇H₁₀Cl₂N₂O₂
MW: 225.07 g/mol

VQ-042895

Reference Standard

(2S)-1-Methoxy-2-propanol chemical structure

(2S)-1-Methoxy-2-propanol

CAS: 26550-55-0
Formula: C₄H₁₀O₂
MW: 90.12 g/mol

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(2S)-2-(2,4-Dioxohexahydropyrimidine-1-yl)-3-methylbutanoic acid chemical structure

(2S)-2-(2,4-Dioxohexahydropyrimidine-1-yl)-3-methylbutanoic acid

CAS: 192725-89-6
Formula: C₉H₁₄N₂O₄
MW: 214.22 g/mol

VQ-048927

Reference Standard

(2S)-2-(Benzyloxy)pentan-3-ol chemical structure

(2S)-2-(Benzyloxy)pentan-3-ol

CAS: 1822329-44-1
Formula: C₁₂H₁₈O₂
MW: 194.27 g/mol

In stock

Reference Standard

(2S)-2-(Benzyloxy)pentan-3-yl 4-chlorobenzenesulfonate

(2S)-2-(Benzyloxy)pentan-3-yl 4-chlorobenzenesulfonate

Formula: C₁₈H₂₁ClO₄S
MW: 368.87 g/mol

In stock

(2S)-2-Amino-5-tert-butoxy-5-oxopentanoic acid chemical structure

(2S)-2-Amino-5-tert-butoxy-5-oxopentanoic acid

CAS: 2419-56-9
Formula: C₉H₁₇NO₄
MW: 203.24 g/mol

VQ-040553

(2S)-2-Azido-3-methylbutanoic acid chemical structure

(2S)-2-Azido-3-methylbutanoic acid

CAS: 40224-47-3
Formula: C₅H₉N₃O₂
MW: 143.14 g/mol

VQ-040323

Reference Standard

(2S)-2-Hydroxy-1-(1-pyrrolidinyl)-1-propanone chemical structure

(2S)-2-Hydroxy-1-(1-pyrrolidinyl)-1-propanone

CAS: 122151-38-6
Formula: C₇H₁₃NO₂
MW: 143.18 g/mol

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(2S)-2,6-Dimethylheptan-1-ol chemical structure

(2S)-2,6-Dimethylheptan-1-ol

CAS: 79397-71-0
Formula: C₉H₂₀O
MW: 144.25 g/mol

VQ-040973

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