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CAS 17814-85-6
(4-carboxybutyl)triphenylphosphonium bromide
Codes: LATA-009, TAFL-006
Application context (from source-drug indications)
Ocular hypertensionCarteolol Hydrochloride/LatanoprostGlaucomaCarteolol Hydrochloride/LatanoprostOpen-angle glaucomaCarteolol Hydrochloride/LatanoprostOcular hypertensionTafluprostOpen-angle glaucomaTafluprostGlaucomaTafluprostOcular hypertensionLatanoprostOpen-angle glaucomaLatanoprostVitiligoLatanoprostAlopecia areataLatanoprostGlaucomaLatanoprostPtosisLatanoprost
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Carteolol Hydrochloride/Latanoprost | Tier C — Watch / trade | - |
| Tafluprost | Tier C — Watch / trade | - |
| Latanoprost | 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.
(3aR,4S,5R,6aS)-4-(hydroxymethyl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate→(3aR,4R,5R,6aS)-4-formyl-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate→dimethyl (2-oxo-4-phenylbutyl)phosphonate→(3aR,4R,5R,6aS)-2-oxo-4-((E)-3-oxo-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate→(3aR,4R,5R,6aS)-4-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate→(3aR,4R,5R,6aS)-4-((R)-3-hydroxy-5-phenylpentyl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate→(3aR,4R,5R,6aS)-5-hydroxy-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2-one→(3aR,4R,5R,6aS)-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2,5-diol→(4-carboxybutyl)triphenylphosphonium bromide→(Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoic acid→2-iodopropane
(3aR,4R,5R,6aS)-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2,5-diol→(4-carboxybutyl)triphenylphosphonium bromide→(Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoic acid→2-iodopropane→allyl acetate→3-phenylpropan-1-ol→(S)-1-phenylhex-5-en-3-ol→(S)-tert-butyldimethyl((1-phenylhex-5-en-3-yl)oxy)silane→(S)-3-((tert-butyldimethylsilyl)oxy)-5-phenylpentan-1-ol→(S)-tert-butyl((1-iodo-5-phenylpentan-3-yl)oxy)dimethylsilane→thiophene→LATA-019→(3aR,6aS)-2-methoxy-3,3a,6,6a-tetrahydro-2H-cyclopenta[b]furan-5-carbaldehyde→tert-butyl(((3R)-1-((3aR,4R,6aS,Z)-2-methoxy-5-(((trimethylsilyl)oxy)methylene)hexahydro-2H-cyclopenta[b]furan-4-yl)-5-phenylpentan-3-yl)oxy)dimethylsilane→(3aR,4R,5R,6aS)-4-((R)-3-((tert-butyldimethylsilyl)oxy)-5-phenylpentyl)-2-methoxyhexahydro-2H-cyclopenta[b]furan-5-ol
dimethyl (2-oxo-4-phenylbutyl)phosphonate→(4-carboxybutyl)triphenylphosphonium bromide→(Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoic acid→(3aR,4R,5R,6aS)-5-((tert-butyldimethylsilyl)oxy)-2-oxohexahydro-2H-cyclopenta[b]furan-4-carbaldehyde→(3aR,4R,5R,6aS)-5-((tert-butyldimethylsilyl)oxy)-4-((E)-3-oxo-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2-one→(3aR,4R,5R,6aS)-5-((tert-butyldimethylsilyl)oxy)-4-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2-one→(3aR,4R,5R,6aS)-5-((tert-butyldimethylsilyl)oxy)-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2-one→(3aR,4R,5R,6aS)-5-((tert-butyldimethylsilyl)oxy)-4-((R)-3-((tert-butyldimethylsilyl)oxy)-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2-one→(3aR,4R,5R,6aS)-5-((tert-butyldimethylsilyl)oxy)-4-((R)-3-((tert-butyldimethylsilyl)oxy)-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2-ol→(Z)-7-((1R,2R,3R,5S)-3-((tert-butyldimethylsilyl)oxy)-2-((R)-3-((tert-butyldimethylsilyl)oxy)-5-phenylpentyl)-5-hydroxycyclopentyl)hept-5-enoic acid→propan-2-ol
(3aR,4R,5R,6aS)-5-hydroxy-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2-one→(4-carboxybutyl)triphenylphosphonium bromide→(Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoic acid→2-iodopropane→(3aR,4R,5R,6aS)-4-((3R)-5-phenyl-3-((tetrahydro-2H-pyran-2-yl)oxy)pentyl)-5-((tetrahydro-2H-pyran-2-yl)oxy)hexahydro-2H-cyclopenta[b]furan-2-one→(3aR,4R,5R,6aS)-4-((3R)-5-phenyl-3-((tetrahydro-2H-pyran-2-yl)oxy)pentyl)-5-((tetrahydro-2H-pyran-2-yl)oxy)hexahydro-2H-cyclopenta[b]furan-2-ol→(Z)-7-((1R,2R,3R,5S)-5-hydroxy-2-((3R)-5-phenyl-3-((tetrahydro-2H-pyran-2-yl)oxy)pentyl)-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)hept-5-enoic acid→(8aR,9R,10R,11aS,Z)-9-((3R)-5-phenyl-3-((tetrahydro-2H-pyran-2-yl)oxy)pentyl)-10-((tetrahydro-2H-pyran-2-yl)oxy)-4,5,8,8a,9,10,11,11a-octahydrocyclopenta[b]oxecin-2(3H)-one→(8aR,9R,10R,11aS,Z)-10-hydroxy-9-((R)-3-hydroxy-5-phenylpentyl)-4,5,8,8a,9,10,11,11a-octahydrocyclopenta[b]oxecin-2(3H)-one
(3aR,4R,5R,6aS)-4-formyl-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl benzoate→dimethyl (2-oxo-3-phenoxypropyl)phosphonate→(3aR,4R,5R,6aS)-2-oxo-4-((E)-3-oxo-4-phenoxybut-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-5-yl benzoate→(3aR,4R,5R,6aS)-4-((E)-3,3-difluoro-4-phenoxybut-1-en-1-yl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl benzoate→(3aR,4R,5R,6aS)-4-((E)-3,3-difluoro-4-phenoxybut-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2,5-diol→(4-carboxybutyl)triphenylphosphonium bromide→(Z)-7-((1R,2R,3R,5S)-2-((E)-3,3-difluoro-4-phenoxybut-1-en-1-yl)-3,5-dihydroxycyclopentyl)hept-5-enoic acid→(Z)-7-((1R,2R,3R,5S)-2-((E)-3,3-difluoro-4-phenoxybut-1-en-1-yl)-3,5-dihydroxycyclopentyl)hept-5-enoic acid
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