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CAS 116091-63-5
2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide
Codes: Tamsulosin Hydrochloride-058
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 Hydrochloride
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 | - |
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.
2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→(R)-(-)-1-Phenylethylamine→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→1-(2-Bromoethoxy)-2-ethoxybenzene→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→2-(2-Ethoxyphenoxy)ethyl mesylate
(4-Methoxy-3-sulfamoylphenyl)acetic acid→2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→1,1-Diphenylmethylamine→5-[(2R)-2-[(Diphenylmethyl)amino]propyl]-2-methoxybenzene-1-sulfonamide→(+)-2,2'-Dihydroxy-1,1'-dinaphthyl→(aR)-5,5',6,6',7,7',8,8'-Octahydro[1,1'-binaphthalene]-2,2'-diol→(aR)-4-Chloro-8,9,10,11,12,13,14,15-octahydro-4H-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine→3,5-Dimethylpiperidine
Solifenacin Succinate/Tamsulosin HydrochlorideOptimised routesteps: 5total yield: 46.28gTamsulosin Hydrochloride (API)
2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→(R)-(-)-1-Phenylethylamine→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→1-(2-Bromoethoxy)-2-ethoxybenzene→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→2-(2-Ethoxyphenoxy)ethyl mesylate
(4-Methoxy-3-sulfamoylphenyl)acetic acid→2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→1,1-Diphenylmethylamine→5-[(2R)-2-[(Diphenylmethyl)amino]propyl]-2-methoxybenzene-1-sulfonamide→(+)-2,2'-Dihydroxy-1,1'-dinaphthyl→(aR)-5,5',6,6',7,7',8,8'-Octahydro[1,1'-binaphthalene]-2,2'-diol→(aR)-4-Chloro-8,9,10,11,12,13,14,15-octahydro-4H-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine→3,5-Dimethylpiperidine
Dutasteride/Tamsulosin HydrochlorideOptimised routesteps: 5total yield: 46.28gTamsulosin Hydrochloride (API)
2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→(R)-(-)-1-Phenylethylamine→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→1-(2-Bromoethoxy)-2-ethoxybenzene→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→2-(2-Ethoxyphenoxy)ethyl mesylate
(4-Methoxy-3-sulfamoylphenyl)acetic acid→2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→1,1-Diphenylmethylamine→5-[(2R)-2-[(Diphenylmethyl)amino]propyl]-2-methoxybenzene-1-sulfonamide→(+)-2,2'-Dihydroxy-1,1'-dinaphthyl→(aR)-5,5',6,6',7,7',8,8'-Octahydro[1,1'-binaphthalene]-2,2'-diol→(aR)-4-Chloro-8,9,10,11,12,13,14,15-octahydro-4H-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine→3,5-Dimethylpiperidine
2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→(R)-(-)-1-Phenylethylamine→2-Methoxy-5-[(2R)-2-[[(1R)-1-phenylethyl]amino]propyl]benzenesulfonamide hydrochloride→5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→5-[(2R)-2-Aminopropyl]-2-methoxybenzenesulfonamide hydrochloride→1-(2-Bromoethoxy)-2-ethoxybenzene→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide→2-(2-Ethoxyphenoxy)ethyl mesylate
(4-Methoxy-3-sulfamoylphenyl)acetic acid→2-Methoxy-5-(2-oxopropyl)benzene-1-sulfonamide→1,1-Diphenylmethylamine→5-[(2R)-2-[(Diphenylmethyl)amino]propyl]-2-methoxybenzene-1-sulfonamide→(+)-2,2'-Dihydroxy-1,1'-dinaphthyl→(aR)-5,5',6,6',7,7',8,8'-Octahydro[1,1'-binaphthalene]-2,2'-diol→(aR)-4-Chloro-8,9,10,11,12,13,14,15-octahydro-4H-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine→3,5-Dimethylpiperidine
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