Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

Base Information

Chemical Name:Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester
CAS No.:191861-25-3
Molecular Formula:C₂₄H₂₆O₇S₂
Molecular Weight:490.598
Hs Code.:

Synonyms:Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

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Technology Process of Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

There total 2 articles about Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl 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: 90.0%

: 100780-27-6
4,4-bis(phenylsulfonyl)hept-1-en-6-yne

: 79-22-1
methyl chloroformate

: 67-64-1
acetone

: 191861-25-3
Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

Guidance literature:: With lithium hexamethyldisilazane; In tetrahydrofuran; for 1h; Ambient temperature; 1.) -79 deg C;
DOI:10.1002/hlca.19970800302

Reference yield:

: 100780-24-3
1,1-bis(phenylsulfonyl)-3-butene

: 191861-25-3
Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 72 percent / 1.) NaH / dimethylformamide; paraffin / 1 h / 5 °C / 1.) 1 h

2: 90 percent / 1.) LiHMDS / tetrahydrofuran / 1 h / Ambient temperature; 1.) -79 deg C

With sodium hydride; lithium hexamethyldisilazane; In tetrahydrofuran; N,N-dimethyl-formamide; paraffin;
DOI:10.1002/hlca.19970800302

Reference yield: 85.0%

: 544-97-8
dimethyl zinc(II)

: 191861-25-3
Carbonic acid 5,5-bis-benzenesulfonyl-1,1-dimethyl-oct-7-en-2-ynyl ester methyl ester

: 3,3-Bis-benzenesulfonyl-1-(1,2-dimethyl-propenyl)-bicyclo[3.1.0]hexane

Guidance literature:: With tris(dibenzylideneacetone)dipalladium ⁽⁰⁾; trifuran-2-yl-phosphane; In diethyl ether; toluene; at 34 ℃; for 7h;
DOI:10.1002/hlca.19970800302