2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

Base Information

Chemical Name:2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester
CAS No.:612546-32-4
Molecular Formula:C₂₀H₃₀N₂O₅S
Molecular Weight:410.535
Hs Code.:

Synonyms:2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

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Chemical Property of 2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

Chemical Property:

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Technology Process of 2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

There total 8 articles about 2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl 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:

: 3282-30-2
pivaloyl chloride

: 612546-32-4
2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 94 percent / DMAP; Et₃N / CH₂Cl₂ / 0 °C

2: hexamethylphosphoric acid triamide / 20 °C

With dmap; triethylamine; In N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane;
DOI:10.1055/s-2003-39910

Reference yield:

: 98-59-9
p-toluenesulfonyl chloride

: 612546-32-4
2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: methanol / 20 °C

2: 94 percent / DMAP; Et₃N / CH₂Cl₂ / 0 °C

3: hexamethylphosphoric acid triamide / 20 °C

With dmap; triethylamine; In methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane;
DOI:10.1055/s-2003-39910

Reference yield:

: 612546-37-9
(Z)-(2R,5R)-6-Methoxymethoxy-5-methyl-hex-3-en-2-ol

: 612546-32-4
2,2-Dimethyl-propionic acid (2R,3R,4R,5R)-4-cyano-5-hydroxy-2-methyl-3-(toluene-4-sulfonylamino)-hexyl ester

Guidance literature:: Multi-step reaction with 6 steps

1.1: DBU / acetonitrile / 0 °C

2.1: IBr; DBU / CH₂Cl₂; acetonitrile / -78 - -50 °C

3.1: aq. HCl / methanol / 20 °C

3.2: NaHCO₃ / methanol / 20 °C

4.1: methanol / 20 °C

5.1: 94 percent / DMAP; Et₃N / CH₂Cl₂ / 0 °C

6.1: hexamethylphosphoric acid triamide / 20 °C

With hydrogenchloride; dmap; iodine(I) bromide; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane; acetonitrile;
DOI:10.1055/s-2003-39910