(1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

Base Information

Chemical Name:(1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol
CAS No.:147235-52-7
Molecular Formula:C₁₉H₃₀O₄SSi
Molecular Weight:382.596
Hs Code.:

Synonyms:(1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

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Chemical Property of (1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

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Technology Process of (1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

There total 2 articles about (1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol 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: 95.0%

: 109-87-5
Dimethoxymethane

: 147235-51-6
(1E,3R,4S,5S)-5-(methoxymethoxy)-4,6-dimethyl-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-hepten-3-ol

: 147235-52-7
(1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

Guidance literature:: With phosphorus pentoxide; In chloroform; for 2h; Ambient temperature;
DOI:10.1021/jo00058a053

Reference yield:

: (E)-(4S,5S)-1-Benzenesulfonyl-5-methoxymethoxy-4,6-dimethyl-hept-1-en-3-ol

: 147235-52-7
(1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

Guidance literature:: Multi-step reaction with 2 steps

1: 1) n-BuLi / 1) THF, hexane, -78 deg C, 1 h, 2) -78 deg C, 15 min

2: 95 percent / P₂O₅ / CHCl₃ / 2 h / Ambient temperature

With n-butyllithium; phosphorus pentoxide; In chloroform;
DOI:10.1021/jo00058a053

Reference yield:

: 147235-52-7
(1E,3R,4R,5S)-4,6-dimethyl-3,5-O-methylidene-1-(trimethylsilyl)-1-(phenylsulfonyl)-1-heptene-3,5-diol

: (2S,3R,4R,5S)-2,4,6-trimethyl-3,5-O-methylidene-1-(phenylsulfonyl)-3,5-heptanediol

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran / 0.5 h / -78 °C

2: KF / methanol / 1 h / Ambient temperature

With potassium fluoride; In tetrahydrofuran; methanol;
DOI:10.1021/jo00058a053