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CAS 638-29-9
pentanoyl chloride
Codes: IRBE-023, VALS-006, VALR-011
Application context (from source-drug indications)
HypertensionAtorvastatin Calcium Hydrate/IrbesartanHyperlipidaemiaAtorvastatin Calcium Hydrate/IrbesartanHypertensionLevamlodipine Besylate/ValsartanEssential hypertensionLevamlodipine Besylate/ValsartanEssential hypertensionValsartan/Amlodipine OrotateEssential hypertensionValsartan/Lercanidipine HydrochlorideHypertensionIrbesartan/TrichlormethiazideLeft ventricular dysfunctionValsartanHypertensionValsartanEssential hypertensionValsartanPulmonary arterial hypertensionValsartanRight ventricular dysfunctionValsartanPost-myocardial infarction syndromeValsartanOesophageal diseaseIrbesartanHypertensionIrbesartanDiabetic nephropathyIrbesartanHypercholesterolaemiaIrbesartanAlbuminuriaIrbesartanType 2 diabetesIrbesartanBladder cancerValrubicin原位癌ValrubicinUrothelial carcinomaValrubicin
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Atorvastatin Calcium Hydrate/Irbesartan | Tier C — Watch / trade | - |
| Levamlodipine Besylate/Valsartan | Tier C — Watch / trade | - |
| Valsartan/Amlodipine Orotate | Tier C — Watch / trade | - |
| Valsartan/Lercanidipine Hydrochloride | Tier C — Watch / trade | - |
| Irbesartan/Trichlormethiazide | Tier C — Watch / trade | - |
| Valsartan | Tier B — Position early | - |
| Irbesartan | Tier B — Position early | - |
| Valrubicin | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile→1-aminocyclopentane-1-carboxamide→pentanoyl chloride→1-pentanamidocyclopentane-1-carboxamide→N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-1-pentanamidocyclopentane-1-carboxamide
4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile→1-pentanamidocyclopentane-1-carboxylic acid→pentanoyl chloride→cyclopentanone→1-aminocyclopentane-1-carbonitrile→1-aminocyclopentane-1-carboxylic acid hydrochloride→4'-(aminomethyl)-[1,1'-biphenyl]-2-carbonitrile
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-(hydroxymethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-formyl-[1,1'-biphenyl]-2-carbonitrile→methyl L-valinate hydrochloride→(S)-methyl 2-(((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)amino)-3-methylbutanoate→pentanoyl chloride→(S)-methyl 2-(N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)pentanamido)-3-methylbutanoate
methyl L-valinate hydrochloride→pentanoyl chloride→1-bromo-4-(bromomethyl)benzene→(S)-methyl 2-((4-bromobenzyl)amino)-3-methylbutanoate→(S)-methyl 2-(N-(4-bromobenzyl)pentanamido)-3-methylbutanoate→(2-(1-trityl-1H-tetrazol-5-yl)phenyl)boronic acid→(S)-methyl 3-methyl-2-(N-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)pentanamido)butanoate
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-(hydroxymethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-formyl-[1,1'-biphenyl]-2-carbonitrile→methyl L-valinate hydrochloride→(S)-methyl 2-(((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)amino)-3-methylbutanoate→pentanoyl chloride→(S)-methyl 2-(N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)pentanamido)-3-methylbutanoate
methyl L-valinate hydrochloride→pentanoyl chloride→1-bromo-4-(bromomethyl)benzene→(S)-methyl 2-((4-bromobenzyl)amino)-3-methylbutanoate→(S)-methyl 2-(N-(4-bromobenzyl)pentanamido)-3-methylbutanoate→(2-(1-trityl-1H-tetrazol-5-yl)phenyl)boronic acid→(S)-methyl 3-methyl-2-(N-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)pentanamido)butanoate
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-(hydroxymethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-formyl-[1,1'-biphenyl]-2-carbonitrile→methyl L-valinate hydrochloride→(S)-methyl 2-(((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)amino)-3-methylbutanoate→pentanoyl chloride→(S)-methyl 2-(N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)pentanamido)-3-methylbutanoate
methyl L-valinate hydrochloride→pentanoyl chloride→1-bromo-4-(bromomethyl)benzene→(S)-methyl 2-((4-bromobenzyl)amino)-3-methylbutanoate→(S)-methyl 2-(N-(4-bromobenzyl)pentanamido)-3-methylbutanoate→(2-(1-trityl-1H-tetrazol-5-yl)phenyl)boronic acid→(S)-methyl 3-methyl-2-(N-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)pentanamido)butanoate
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile→1-aminocyclopentane-1-carboxamide→pentanoyl chloride→1-pentanamidocyclopentane-1-carboxamide→N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-1-pentanamidocyclopentane-1-carboxamide
4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile→1-pentanamidocyclopentane-1-carboxylic acid→pentanoyl chloride→cyclopentanone→1-aminocyclopentane-1-carbonitrile→1-aminocyclopentane-1-carboxylic acid hydrochloride→4'-(aminomethyl)-[1,1'-biphenyl]-2-carbonitrile
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-(hydroxymethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-formyl-[1,1'-biphenyl]-2-carbonitrile→methyl L-valinate hydrochloride→(S)-methyl 2-(((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)amino)-3-methylbutanoate→pentanoyl chloride→(S)-methyl 2-(N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)pentanamido)-3-methylbutanoate
methyl L-valinate hydrochloride→pentanoyl chloride→1-bromo-4-(bromomethyl)benzene→(S)-methyl 2-((4-bromobenzyl)amino)-3-methylbutanoate→(S)-methyl 2-(N-(4-bromobenzyl)pentanamido)-3-methylbutanoate→(2-(1-trityl-1H-tetrazol-5-yl)phenyl)boronic acid→(S)-methyl 3-methyl-2-(N-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)pentanamido)butanoate
4'-(bromomethyl)-[1,1'-biphenyl]-2-carbonitrile→4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile→1-aminocyclopentane-1-carboxamide→pentanoyl chloride→1-pentanamidocyclopentane-1-carboxamide→N-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-1-pentanamidocyclopentane-1-carboxamide
4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile→1-pentanamidocyclopentane-1-carboxylic acid→pentanoyl chloride→cyclopentanone→1-aminocyclopentane-1-carbonitrile→1-aminocyclopentane-1-carboxylic acid hydrochloride→4'-(aminomethyl)-[1,1'-biphenyl]-2-carbonitrile
(8S,10S)-10-(((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-6,8,11-trihydroxy-8-(2-hydroxyacetyl)-1-methoxy-7,8,9,10-tetrahydrotetracene-5,12-dione→2,2,2-trifluoro-N-((2S,3S,4S,6R)-3-hydroxy-2-methyl-6-(((1S,3S)-3,5,12-trihydroxy-3-(2-hydroxyacetyl)-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl)oxy)tetrahydro-2H-pyran-4-yl)acetamide→pentanoyl chloride
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