3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

Base Information

Chemical Name:3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone
CAS No.:70255-38-8
Molecular Formula:C₁₆H₂₀O₆S
Molecular Weight:340.397
Hs Code.:

Synonyms:3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

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Chemical Property of 3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

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Technology Process of 3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

There total 9 articles about 3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone 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: 91.0%

: 70575-33-6
(E)-4-Benzenesulfonyl-2-oxo-2,3,4,5,8,9-hexahydro-oxonine-4-carboxylic acid methyl ester

: 70255-38-8
3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

Guidance literature:: With hydrogen; palladium-barium carbonate; In ethanol; for 2h; under 1520 Torr;
DOI:10.1021/ja00534a030

Reference yield: 82.0%

: 70255-37-7
(Z)-4-Benzenesulfonyl-2-oxo-2,3,4,5,8,9-hexahydro-oxonine-4-carboxylic acid methyl ester

: 70255-38-8
3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

Guidance literature:: With hydrogen; palladium-barium carbonate; In ethanol; for 2h; under 1520 Torr;
DOI:10.1021/ja00534a030

Reference yield:

: 70255-35-5
(E)-5-hydroxypent-2-en-1-yl acetate

: 70255-38-8
3-benzenesulfonyl-3-carbomethoxy-8-hydroxy-octanoate lactone

Guidance literature:: Multi-step reaction with 4 steps

1: 95 percent / pyridine / CH₂Cl₂; diethyl ether / 0.33 h / 0 °C

2: dimethylformamide / 0.67 h / 0 °C

3: sodium hydride / tetrakis(triphenylphosphine)palladium⁽⁰⁾ / mulistep reaction; influence of ligand added (1,2-bis(diphenylphosphino)ethane)

4: 82 percent / hydrogen / 5percent palladium on barium carbonate / ethanol / 2 h / 1520 Torr

With pyridine; hydrogen; sodium hydride; palladium-barium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In diethyl ether; ethanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ja00534a030