dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

Base Information

Chemical Name:dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate
CAS No.:1646624-36-3
Molecular Formula:C₂₁H₂₁NO₆S
Molecular Weight:415.467
Hs Code.:

Synonyms:dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

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Chemical Property of dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

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Technology Process of dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

There total 3 articles about dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate 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: 77.0%

: 4-methyl-N-phenyl-N-(propa-1,2-dien-1-yl)benzenesulfonamide

: 24420-61-9
diphenylsulfoxonium bis(methoxycarbonyl)methylide

: 1646624-36-3
dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

Guidance literature:: With (triphenylphosphine)gold(I) chloride; silver(I) 4-methylbenzenesulfonate; In dichloromethane; at 23 ℃; for 0.5h; Inert atmosphere; Schlenk technique;
DOI:10.1002/chem.201402935

Reference yield:

: 101283-69-6
4-methyl-N-phenyl-N-(prop-2-yn-1-yl)benzenesulfonamide

: 1646624-36-3
dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: potassium tert-butylate / tetrahydrofuran / 12 h / 0 - 23 °C / Inert atmosphere

2: (triphenylphosphine)gold(I) chloride; silver(I) 4-methylbenzenesulfonate / dichloromethane / 0.5 h / 23 °C / Inert atmosphere; Schlenk technique

With (triphenylphosphine)gold(I) chloride; potassium tert-butylate; silver(I) 4-methylbenzenesulfonate; In tetrahydrofuran; dichloromethane;
DOI:10.1002/chem.201402935

Reference yield:

: 108-59-8
malonic acid dimethyl ester

: 1646624-36-3
dimethyl (E)-2-(((4-methyl-Nphenylphenyl)sulfonamido)methylene)cyclopropane-1,1-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran / 1 h / 20 °C / Inert atmosphere

2: (triphenylphosphine)gold(I) chloride; silver(I) 4-methylbenzenesulfonate / dichloromethane / 0.5 h / 23 °C / Inert atmosphere; Schlenk technique

With (triphenylphosphine)gold(I) chloride; silver(I) 4-methylbenzenesulfonate; In dichloromethane; 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran;
DOI:10.1002/chem.201402935