[2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

Base Information

Chemical Name:[2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester
CAS No.:1369205-82-2
Molecular Formula:C₂₁H₂₉NO₄S
Molecular Weight:391.532
Hs Code.:

Synonyms:[2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

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Chemical Property of [2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

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Technology Process of [2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

There total 6 articles about [2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 97.0%

: 1369205-95-7
[2S]-toluene-4-sulfonic acid 3-(3-dimethylamino-2-methylpropionyl)phenyl ester

: 2386-64-3
ethylmagnesium chloride

: 1369205-82-2
[2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

Guidance literature:: [2S]-toluene-4-sulfonic acid 3-(3-dimethylamino-2-methylpropionyl)phenyl ester; ethylmagnesium chloride; In tetrahydrofuran; at 25 - 30 ℃; for 3h;

With ammonium chloride; In tetrahydrofuran; water; Product distribution / selectivity;

Reference yield:

: 13103-80-5
1-(3-hydroxyphenyl)propan-1-one

: 1369205-82-2
[2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: hydrogenchloride / isopropyl alcohol; water / 16 h / Reflux

2.1: potassium carbonate / dichloromethane / 1 h / 30 - 35 °C

3.1: O,O'-dibenzoyl-L-tartaric acid / ethyl acetate / 5 h / 10 - 20 °C / Cooling

3.2: 1 h / 20 - 25 °C

4.1: tetrahydrofuran / 3 h / 25 - 30 °C

With hydrogenchloride; potassium carbonate; O,O'-dibenzoyl-L-tartaric acid; In tetrahydrofuran; dichloromethane; water; ethyl acetate; isopropyl alcohol;

Reference yield:

: 1343471-61-3
rac-3-(dimethylamino)-1-(3-hydroxyphenyl)-2-methylpropan-1-one

: 1369205-82-2
[2S,3RS]-toluene-4-sulfonic acid 3-(3-dimethylamino-1-ethyl-1-hydroxy-2-methylpropyl)phenyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: potassium carbonate / dichloromethane / 1 h / 30 - 35 °C

2.1: O,O'-dibenzoyl-L-tartaric acid / ethyl acetate / 5 h / 10 - 20 °C / Cooling

2.2: 1 h / 20 - 25 °C

3.1: tetrahydrofuran / 3 h / 25 - 30 °C

With potassium carbonate; O,O'-dibenzoyl-L-tartaric acid; In tetrahydrofuran; dichloromethane; ethyl acetate;