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CAS 96-49-1
1,3-Dioxolan-2-one1,3-dioxolan-2-one
Codes: Tamsulosin Hydrochloride-011, ADEF-004, APAB-002, TASE-017
Application context (from source-drug indications)
Erectile dysfunctionTadalafil/TamsulosinBenign prostatic hyperplasiaTadalafil/TamsulosinLower urinary tract symptomsSolifenacin Succinate/Tamsulosin HydrochlorideBenign prostatic hyperplasiaSolifenacin Succinate/Tamsulosin HydrochlorideOveractive bladderSolifenacin Succinate/Tamsulosin HydrochlorideDrug-related adverse effects and reactionsSolifenacin Succinate/Tamsulosin HydrochlorideBladder neck obstructionSolifenacin Succinate/Tamsulosin HydrochlorideBenign prostatic hyperplasiaDutasteride/Tamsulosin HydrochlorideBenign prostatic hyperplasiaTamsulosin HydrochlorideUrinary tract infectionTamsulosin HydrochlorideUrinary retentionTamsulosin HydrochlorideInguinal herniaTamsulosin HydrochlorideVoiding dysfunctionTamsulosin HydrochlorideLower urinary tract symptomsTamsulosin HydrochlorideHepatitis BAdefovir DipivoxilChronic hepatitis BAdefovir DipivoxilHIV infectionAdefovir DipivoxilLiver transplant rejectionAdefovir DipivoxilHepatitisAdefovir Dipivoxil巨细胞病毒感染Adefovir Dipivoxil新冠后遗症ApabetaloneEnd-stage renal diseaseApabetalonePulmonary arterial hypertensionApabetaloneFabry diseaseApabetaloneCOVID-19ApabetaloneDyslipidaemiaApabetaloneBreast cancerTaselisibBladder cancerTaselisibMultiple myelomaTaselisibLung cancerTaselisibLiver cancerTaselisibCervical cancerTaselisib
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Tadalafil/Tamsulosin | Tier C — Watch / trade | - |
| Solifenacin Succinate/Tamsulosin Hydrochloride | Tier C — Watch / trade | - |
| Dutasteride/Tamsulosin Hydrochloride | Tier C — Watch / trade | - |
| Tamsulosin Hydrochloride | Tier C — Watch / trade | - |
| Adefovir Dipivoxil | Tier C — Watch / trade | - |
| Apabetalone | Tier C — Watch / trade | - |
| Taselisib | 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.
1-(4-Methoxyphenyl)-2-propanone→(R)-(-)-1-Phenylethylamine→(2R)-1-(4-Methoxyphenyl)-N-[(1R)-1-phenylethyl]propan-2-amine hydrochloride→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→(2-Ethoxyphenoxy)acetaldehyde→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→1-(2-Bromoethoxy)-2-ethoxybenzene→1-Hydroxy-2-ethoxybenzene→1,3-Dioxolan-2-one→2-(2-Ethoxyphenoxy)ethanol
1,3-Dioxolan-2-one→1-Hydroxy-2-ethoxybenzene→2-(2-Ethoxyphenoxy)ethanol→2-(2-Ethoxyphenoxy)ethyl mesylate→1,2-Dihydroxyethane→1,2-Dimethylsulfonyloxyethane→5-(2-Aminopropyl)-N-tert-butyl-2-methoxybenzene-1-sulfonamide→N-tert-Butyl-2-methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→(±)-N-tert-Butyl-5-(2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl)-2-methoxybenzene-1-sulfonamide→(±)-5-(2-[[2-(2-Ethoxyphenoxy)ethyl]amino]propyl)-2-methoxybenzene-1-sulfonamide
Solifenacin Succinate/Tamsulosin HydrochlorideOptimised routesteps: 9total yield: 50.8g(Tamsulosin (Free))
1-(4-Methoxyphenyl)-2-propanone→(R)-(-)-1-Phenylethylamine→(2R)-1-(4-Methoxyphenyl)-N-[(1R)-1-phenylethyl]propan-2-amine hydrochloride→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→(2-Ethoxyphenoxy)acetaldehyde→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→1-(2-Bromoethoxy)-2-ethoxybenzene→1-Hydroxy-2-ethoxybenzene→1,3-Dioxolan-2-one→2-(2-Ethoxyphenoxy)ethanol
Solifenacin Succinate/Tamsulosin HydrochlorideOptimised routesteps: 7total yield: 165g(Racemic Tamsulosinc (Free))
1,3-Dioxolan-2-one→1-Hydroxy-2-ethoxybenzene→2-(2-Ethoxyphenoxy)ethanol→2-(2-Ethoxyphenoxy)ethyl mesylate→1,2-Dihydroxyethane→1,2-Dimethylsulfonyloxyethane→5-(2-Aminopropyl)-N-tert-butyl-2-methoxybenzene-1-sulfonamide→N-tert-Butyl-2-methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→(±)-N-tert-Butyl-5-(2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl)-2-methoxybenzene-1-sulfonamide→(±)-5-(2-[[2-(2-Ethoxyphenoxy)ethyl]amino]propyl)-2-methoxybenzene-1-sulfonamide
1-(4-Methoxyphenyl)-2-propanone→(R)-(-)-1-Phenylethylamine→(2R)-1-(4-Methoxyphenyl)-N-[(1R)-1-phenylethyl]propan-2-amine hydrochloride→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→(2-Ethoxyphenoxy)acetaldehyde→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→1-(2-Bromoethoxy)-2-ethoxybenzene→1-Hydroxy-2-ethoxybenzene→1,3-Dioxolan-2-one→2-(2-Ethoxyphenoxy)ethanol
Intermediates available on this site
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