butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

Base Information

Chemical Name:butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester
CAS No.:363625-18-7
Molecular Formula:C₁₉H₂₆O₅S
Molecular Weight:366.478
Hs Code.:

butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2<i>H</i>-pyran-2-ylmethyl ester

Synonyms:butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

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Chemical Property of butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

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Technology Process of butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

There total 3 articles about butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl 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: 68.0%

: 363625-15-4
Butyric acid (R)-4-benzenesulfonyl-1-butyryloxymethyl-butyl ester

: 363625-18-7
butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

Guidance literature:: Butyric acid (R)-4-benzenesulfonyl-1-butyryloxymethyl-butyl ester; With lithium hexamethyldisilazane; In tetrahydrofuran; at -78 ℃; for 3h;

With toluene-4-sulfonic acid; In benzene; at 20 ℃;
DOI:10.1016/S0040-4039(01)00856-5

Reference yield:

: 67100-19-0
(3-benzenesulfonyl-propyl)-oxirane

: 363625-18-7
butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: (S,S)-salen(Co)III(OAc); H₂O / tetrahydrofuran / 20 °C

2.1: 76 percent / Et₃N / CH₂Cl₂

3.1: LHMDS / tetrahydrofuran / 3 h / -78 °C

3.2: 68 percent / TsOH / benzene / 20 °C

With (S,S)-salen(Co)III(OAc); water; triethylamine; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane;
DOI:10.1016/S0040-4039(01)00856-5

Reference yield:

: 363625-00-7
(R)-5-Benzenesulfonyl-pentane-1,2-diol

: 363625-18-7
butyric acid 5-benzenesulfonyl-6-propyl-3,4-dihydro-2H-pyran-2-ylmethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: 76 percent / Et₃N / CH₂Cl₂

2.1: LHMDS / tetrahydrofuran / 3 h / -78 °C

2.2: 68 percent / TsOH / benzene / 20 °C

With triethylamine; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane;
DOI:10.1016/S0040-4039(01)00856-5