diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

Base Information

Chemical Name:diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate
CAS No.:1510820-45-7
Molecular Formula:C₂₀H₂₁NO₄
Molecular Weight:339.391
Hs Code.:

Synonyms:diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

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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 diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

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Technology Process of diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

There total 24 articles about diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-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: 72.0%

: 1510820-29-7
diethyl 2-[(1H-indol-3-yl)methyl]-2-(4-chlorobut-2-yn-1-yl)malonate

: 70-55-3
toluene-4-sulfonamide

: 1510820-45-7
diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

: diethyl 11-methylene-1-tosyl-2,3,10,10a-tetrahydro-1H-2,5a-methanoazepino[2,3-b]indole-4,4(5H)-dicarboxylate

Guidance literature:: With tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; caesium carbonate; 1,4-di(diphenylphosphino)-butane; In tetrahydrofuran; at 20 ℃; for 3h; Reagent/catalyst; Ionic liquid;
DOI:10.1016/j.tet.2015.05.006

Reference yield: 64.0%

: 98-10-2
benzenesulfonamide

: 1510820-29-7
diethyl 2-[(1H-indol-3-yl)methyl]-2-(4-chlorobut-2-yn-1-yl)malonate

: 1510820-45-7
diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

: diethyl 11-methylene-1-(phenylsulfonyl)-2,3,10,10a-tetrahydro-1H-2,5a-methanoazepino[2,3-b]indole-4,4(5H)-dicarboxylate

Guidance literature:: With tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; caesium carbonate; 1,4-di(diphenylphosphino)-butane; In tetrahydrofuran; at 20 ℃; for 5h; Inert atmosphere;
DOI:10.1016/j.tet.2015.05.006

Reference yield: 55.0%

: 4543-58-2
2,4,6-trimethylbenzenesulfonamide

: 1510820-29-7
diethyl 2-[(1H-indol-3-yl)methyl]-2-(4-chlorobut-2-yn-1-yl)malonate

: 1510820-45-7
diethyl 2-methylenespiro[cyclohexane-1,3'-indol]-3-ene-5,5-dicarboxylate

: diethyl 1-(mesitylsulfonyl)-11-methylene-2,3,10,10a-tetrahydro-1H-2,5a-methanoazepino[2,3-b]indole-4,4(5H)-dicarboxylate

Guidance literature:: With tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; caesium carbonate; 1,4-di(diphenylphosphino)-butane; In tetrahydrofuran; at 20 ℃; for 3.5h; Inert atmosphere;
DOI:10.1016/j.tet.2015.05.006