ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

Base Information

Chemical Name:ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate
CAS No.:203176-14-1
Molecular Formula:C₁₅H₂₇NO₃
Molecular Weight:269.384
Hs Code.:

Synonyms:ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

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Chemical Property of ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

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Technology Process of ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

There total 3 articles about ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate 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%

: 77-76-9
2,2-dimethoxy-propane

: 200420-11-7
(2R,3S)-N-(p-toluenesulphonyl)-3-amino-4-cyclohexyl-2-hydroxybutyrate

: 203176-14-1
ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

Guidance literature:: With pyridinium p-toluenesulfonate; In toluene; at 70 ℃; for 4h;
DOI:10.1016/S0040-4039(97)10638-4

Reference yield: 76.0%

: 77-76-9
2,2-dimethoxy-propane

: N-(p-toluenesulphonyl)-3-amino-4-cyclohexyl-2-hydroxybutyrate

: 203176-14-1
ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

: (4S,5R)-4-Cyclohexylmethyl-2,2-dimethyl-3-(toluene-4-sulfonyl)-oxazolidine-5-carboxylic acid ethyl ester

Guidance literature:: With pyridinium p-toluenesulfonate; In toluene; at 70 ℃; for 6h;
DOI:10.1016/S0040-4020(99)00148-9

Reference yield:

: 105198-42-3,105198-39-8
ethyl (2E)-4-cyclohexyl-2-butenoate

: 203176-14-1
ethyl (2R,3S)-2,3-(N,O-isopropylidene)-3-amino-4-cyclohexyl-2-hydroxybutyrate

Guidance literature:: Multi-step reaction with 2 steps

1: (DHQ)2PHAL

2: 76 percent / PPTS / toluene / 4 h / 70 °C

With Hydroquinone 1,4-phthalazinediyl diether; pyridinium p-toluenesulfonate; In toluene;
DOI:10.1016/S0040-4039(97)10638-4