(2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester

Base Information

Chemical Name:(2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester
CAS No.:86290-05-3
Molecular Formula:C₂₀H₂₂BrNO₄
Molecular Weight:420.303
Hs Code.:

Synonyms:(2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester

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Chemical Property of (2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester

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Technology Process of (2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester

There total 2 articles about (2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-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: 70.0%

: 14394-73-1,24398-79-6
(3-Brom-benzyliden)-cyanessigsaeure-aethylester

: 86289-95-4
2-Methoxy-3,6-dimethyl-4H-pyran

: 86290-05-3
(2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester

Guidance literature:: In chloroform; at 60 ℃; for 4h;
DOI:10.1021/jo00164a020

Reference yield:

: 77998-73-3
2,2-Dimethoxy-3,6-dimethyl-3,4-dihydro-2H-pyran

: 86290-05-3
(2Z,4E)-6-(3-Bromo-benzyl)-6-cyano-2,5-dimethyl-hepta-2,4-dienedioic acid 7-ethyl ester 1-methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 65 percent / Al(O-t-Bu)3 / 3 h / 170 °C

2: 70 percent / CHCl₃ / 4 h / 60 °C

With aluminum tri-tert-butoxide; In chloroform;
DOI:10.1021/jo00164a020