methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

Base Information

Chemical Name:methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate
CAS No.:247058-82-8
Molecular Formula:C₁₄H₁₇NO₅S
Molecular Weight:311.359
Hs Code.:

Synonyms:methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

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Chemical Property of methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

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Technology Process of methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

There total 6 articles about methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate 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: 25.0%

: 1779-49-3
Methyltriphenylphosphonium bromide

: 203934-42-3
methyl-1N-(4-methoxyphenylsulfonyl)-4-oxo-pyrrolidine-(2R)-carboxylate

: 247058-82-8
methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

Guidance literature:: Methyltriphenylphosphonium bromide; With lithium hexamethyldisilazane; In tetrahydrofuran; for 0.25h;

methyl-1N-(4-methoxyphenylsulfonyl)-4-oxo-pyrrolidine-(2R)-carboxylate; In tetrahydrofuran; at 20 ℃;
DOI:10.1021/jm9904699

Reference yield:

: 1779-49-3
Methyltriphenylphosphonium bromide

: 203994-80-3
1N-(4-methoxybenzenesulfonyl)-2(R)-carbomethoxy-4(R)-hydroxypyrrolidine

: 247058-82-8
methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

Guidance literature:: With lithium hexamethyldisilazane; In tetrahydrofuran;

Reference yield:

: 98-68-0
4-methoxy-phenyl-sulphonyl chloride

: 247058-82-8
methyl-1N-(4-methoxyphenylsulfonyl)-4-methylenepyrrolidine-(2R)-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: Et₃N; 4-(dimethylamino)pyridine / dioxane; H₂O / 14 h / 20 °C

2.1: SOCl₂ / 14 h

3.1: Jones reagent / acetone / 14 h / 20 °C

4.1: LiHMDS / tetrahydrofuran / 0.25 h

4.2: 25 percent / tetrahydrofuran / 20 °C

With dmap; thionyl chloride; jones reagent; triethylamine; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; water; acetone; 1.1: sulfonylation / 2.1: Esterification / 3.1: Oxidation / 4.1: ylidation / 4.2: Condensation;
DOI:10.1021/jm9904699