(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

Base Information

Chemical Name:(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester
CAS No.:868707-55-5
Molecular Formula:C₁₁H₁₄N₂O₅
Molecular Weight:254.243
Hs Code.:

Synonyms:(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

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Chemical Property of (R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

Chemical Property:

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Technology Process of (R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

There total 4 articles about (R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl 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: 76.0%

: 67-56-1
methanol

: 868707-51-1
(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid

: 868707-55-5
(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

Guidance literature:: With thionyl chloride; at 0 - 20 ℃; for 2h; Cooling with ice/acetone;

Reference yield:

: 77811-44-0
4-bromo-2-methyl-6-nitroaniline

: 868707-55-5
(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: triethylamine / palladium diacetate; tris-(o-tolyl)phosphine / acetonitrile / 24 h / 90 °C

2.1: hydrogenchloride; water / 1,4-dioxane / 3 h / Heating / reflux

3.1: (1R)-B-chloro-diisopinocampheylborane; triethylamine / tetrahydrofuran / -35 - 20 °C

3.2: 0.25 h / 5 °C

3.3: 0 °C

4.1: thionyl chloride / 2 h / 0 - 20 °C / Cooling with acetone/ice

With hydrogenchloride; thionyl chloride; (1R)-B-chloro-diisopinocampheylborane; water; triethylamine; palladium diacetate; tris-(o-tolyl)phosphine; In tetrahydrofuran; 1,4-dioxane; acetonitrile;

Reference yield:

: (Z,E)-2-acetylamino-3-(4-amino-methyl-5-nitro-phenyl)-acrylic acid methyl ester

: 868707-55-5
(R)-3-(4-amino-3-methyl-5-nitro-phenyl)-2-hydroxy-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydrogenchloride; water / 1,4-dioxane / 3 h / Heating / reflux

2.1: (1R)-B-chloro-diisopinocampheylborane; triethylamine / tetrahydrofuran / -35 - 20 °C

2.2: 0.25 h / 5 °C

2.3: 0 °C

3.1: thionyl chloride / 2 h / 0 - 20 °C / Cooling with acetone/ice

With hydrogenchloride; thionyl chloride; (1R)-B-chloro-diisopinocampheylborane; water; triethylamine; In tetrahydrofuran; 1,4-dioxane;