(2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

Base Information

Chemical Name:(2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester
CAS No.:186758-15-6
Molecular Formula:C₁₂H₁₁F₂N₃O₄
Molecular Weight:299.234
Hs Code.:

Synonyms:(2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

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Chemical Property of (2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

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Technology Process of (2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

There total 3 articles about (2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-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: 75.0%

: 186758-24-7
(2S,3R)-2-Acetoxy-3-bromo-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

: 186758-15-6
(2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

Guidance literature:: With sodium azide; In N,N-dimethyl-formamide; at 40 ℃; for 2.5h;
DOI:10.3987/com-96-s20

Reference yield:

: 186758-21-4,166883-00-7
methyl (2E)-3-(2,4-difluorophenyl)prop-2-enoate

: 186758-15-6
(2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 71 percent / K₃Fe(CN)6, K₂CO₃, (DHQ)2PHAL, osmium tetroxide / 2-methyl-propan-2-ol; H₂O / 18 h / Ambient temperature

2: p-TsOH*H₂O / CH₂Cl₂ / 2.5 h / Ambient temperature

3: SnBr₂ / CH₂Cl₂ / -15 deg C, 1 h then 0 deg C, 2 h

4: 75 percent / sodium azide / dimethylformamide / 2.5 h / 40 °C

With osmium(VIII) oxide; sodium azide; Hydroquinone 1,4-phthalazinediyl diether; tin(II) bromide; potassium carbonate; toluene-4-sulfonic acid; potassium hexacyanoferrate(III); In dichloromethane; water; N,N-dimethyl-formamide; tert-butyl alcohol;
DOI:10.3987/com-96-s20

Reference yield:

: 186758-22-5
(2R,3S)-3-(2,4-Difluoro-phenyl)-2,3-dihydroxy-propionic acid methyl ester

: 186758-15-6
(2R,3S)-2-Acetoxy-3-azido-3-(2,4-difluoro-phenyl)-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: p-TsOH*H₂O / CH₂Cl₂ / 2.5 h / Ambient temperature

2: SnBr₂ / CH₂Cl₂ / -15 deg C, 1 h then 0 deg C, 2 h

3: 75 percent / sodium azide / dimethylformamide / 2.5 h / 40 °C

With sodium azide; tin(II) bromide; toluene-4-sulfonic acid; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.3987/com-96-s20