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CAS 106133-20-4

(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide

Codes: Tamsulosin Hydrochloride-008

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)

DrugTierExpiry
Tadalafil/TamsulosinTier C — Watch / trade-
Solifenacin Succinate/Tamsulosin HydrochlorideTier C — Watch / trade-
Dutasteride/Tamsulosin HydrochlorideTier C — Watch / trade-
Tamsulosin HydrochlorideTier 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.

Tadalafil/TamsulosinOptimised routesteps: 4total yield: 18g(Tamsulosin Hydrochloride (API))
5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→Benzaldehyde→4-Methoxybenzaldehyde→4-Formylphenol→(4-Fluorophenyl)methanone→2-methoxy-5-[(2R)-2-[(E)-(phenylmethylidene)amino]propyl]benzene-1-sulfonamide→2-Methoxy-5-[(2R)-2-[(E)-[(4-methoxyphenyl)methylidene]amino]propyl]benzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Hydroxyphenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Fluorophenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→1-ethoxy-2-(2-iodoethoxy)benzene→(E)-[2-(2-ethoxyphenoxy)ethyl][(2R)-1-(4-methoxy-3-sulfamoylphenyl)propan-2-yl](phenylmethylidene)azanium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-methoxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-hydroxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-fluorophenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide
Tadalafil/TamsulosinOptimised routesteps: 3total yield: 10.4g(Tamsulosin Hydrochloride (API))
Solifenacin Succinate/Tamsulosin HydrochlorideOptimised routesteps: 4total yield: 18g(Tamsulosin Hydrochloride (API))
5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→Benzaldehyde→4-Methoxybenzaldehyde→4-Formylphenol→(4-Fluorophenyl)methanone→2-methoxy-5-[(2R)-2-[(E)-(phenylmethylidene)amino]propyl]benzene-1-sulfonamide→2-Methoxy-5-[(2R)-2-[(E)-[(4-methoxyphenyl)methylidene]amino]propyl]benzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Hydroxyphenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Fluorophenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→1-ethoxy-2-(2-iodoethoxy)benzene→(E)-[2-(2-ethoxyphenoxy)ethyl][(2R)-1-(4-methoxy-3-sulfamoylphenyl)propan-2-yl](phenylmethylidene)azanium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-methoxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-hydroxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-fluorophenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide
Dutasteride/Tamsulosin HydrochlorideOptimised routesteps: 4total yield: 18g(Tamsulosin Hydrochloride (API))
5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→Benzaldehyde→4-Methoxybenzaldehyde→4-Formylphenol→(4-Fluorophenyl)methanone→2-methoxy-5-[(2R)-2-[(E)-(phenylmethylidene)amino]propyl]benzene-1-sulfonamide→2-Methoxy-5-[(2R)-2-[(E)-[(4-methoxyphenyl)methylidene]amino]propyl]benzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Hydroxyphenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Fluorophenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→1-ethoxy-2-(2-iodoethoxy)benzene→(E)-[2-(2-ethoxyphenoxy)ethyl][(2R)-1-(4-methoxy-3-sulfamoylphenyl)propan-2-yl](phenylmethylidene)azanium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-methoxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-hydroxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-fluorophenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide
Dutasteride/Tamsulosin HydrochlorideOptimised routesteps: 3total yield: 10.4g(Tamsulosin Hydrochloride (API))
Tamsulosin HydrochlorideOptimised routesteps: 4total yield: 18g(Tamsulosin Hydrochloride (API))
5-(2(R)-Aminopropyl)-2-methoxybenzenesulfonamide→Benzaldehyde→4-Methoxybenzaldehyde→4-Formylphenol→(4-Fluorophenyl)methanone→2-methoxy-5-[(2R)-2-[(E)-(phenylmethylidene)amino]propyl]benzene-1-sulfonamide→2-Methoxy-5-[(2R)-2-[(E)-[(4-methoxyphenyl)methylidene]amino]propyl]benzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Hydroxyphenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→5-[(2R)-2-[(E)-[(4-Fluorophenyl)methylidene]amino]propyl]-2-methoxybenzene-1-sulfonamide→1-ethoxy-2-(2-iodoethoxy)benzene→(E)-[2-(2-ethoxyphenoxy)ethyl][(2R)-1-(4-methoxy-3-sulfamoylphenyl)propan-2-yl](phenylmethylidene)azanium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-methoxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-hydroxyphenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(2R)-N-[2-(2-Ethoxyphenoxy)ethyl]-N-[(E)-(4-fluorophenyl)methylidene]-1-(4-methoxy-3-sulfamoylphenyl)propan-2-iminium iodide→(-)-5-[2(R)-[2-(2-Ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonamide
Tamsulosin HydrochlorideOptimised routesteps: 3total yield: 10.4g(Tamsulosin Hydrochloride (API))

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