ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

Base Information

Chemical Name:ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate
CAS No.:1361403-73-7
Molecular Formula:C₂₂H₂₀N₂O₃
Molecular Weight:360.412
Hs Code.:

Synonyms:ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

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Chemical Property of ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

Chemical Property:

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Technology Process of ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

There total 3 articles about ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate 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:

: 100-39-0
benzyl bromide

: Cyano-[5,7-dimethyl-2-oxo-1,2-dihydro-indol-(3Z)-ylidene]-acetic acid ethyl ester

: 1361403-73-7
ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃; Inert atmosphere;
DOI:10.1016/j.tet.2012.01.036

Reference yield:

: 39603-24-2
5,7-dimethylisatin

: 1361403-73-7
ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

Guidance literature:: Multi-step reaction with 2 steps

1: piperidine / ethanol / 2 h / Reflux; Inert atmosphere

2: potassium carbonate / N,N-dimethyl-formamide / 20 °C / Inert atmosphere

With piperidine; potassium carbonate; In ethanol; N,N-dimethyl-formamide;
DOI:10.1016/j.tet.2012.01.036

Reference yield:

: 105-56-6
ethyl 2-cyanoacetate

: 1361403-73-7
ethyl (E)-2-(1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)-2-cyanoacetate

Guidance literature:: Multi-step reaction with 2 steps

1: piperidine / ethanol / 2 h / Reflux; Inert atmosphere

2: potassium carbonate / N,N-dimethyl-formamide / 20 °C / Inert atmosphere

With piperidine; potassium carbonate; In ethanol; N,N-dimethyl-formamide;
DOI:10.1016/j.tet.2012.01.036