4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

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Chemical Name:4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile
CAS No.:121881-24-1
Molecular Formula:C₂₅H₂₁NS₂
Molecular Weight:399.58
Hs Code.:

Synonyms:4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

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Chemical Property of 4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

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Technology Process of 4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

There total 4 articles about 4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile 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%

: 1552-41-6
diethyl [(4-cyanophenyl)methyl]phosphonate

: 121881-08-1
(2E,4E,6E)-8-Benzo[1,3]dithiol-2-ylidene-2,7-dimethyl-octa-2,4,6-trienal

: 121881-24-1
4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

Guidance literature:: With 18-crown-6 ether; sodium hydride; In tetrahydrofuran;
DOI:10.1039/c39880000737

Reference yield:

: 5056-17-7
(2E,4E,6E)-2,7-dimethyl-2,4,6-octatrienedial

: 121881-24-1
4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

Guidance literature:: Multi-step reaction with 2 steps

1: 50 percent / BuLi / tetrahydrofuran / -78 °C

2: 90 percent / NaH, 18-crown-6 / tetrahydrofuran

With n-butyllithium; 18-crown-6 ether; sodium hydride; In tetrahydrofuran;
DOI:10.1039/c39880000737

Reference yield:

: 62217-21-4
diethyl benzo[d][1,3]dithiol-2-yl-phosphonate

: 121881-24-1
4-((1E,3E,5E,7E)-9-Benzo[1,3]dithiol-2-ylidene-3,8-dimethyl-nona-1,3,5,7-tetraenyl)-benzonitrile

Guidance literature:: Multi-step reaction with 2 steps

1: 50 percent / BuLi / tetrahydrofuran / -78 °C

2: 90 percent / NaH, 18-crown-6 / tetrahydrofuran

With n-butyllithium; 18-crown-6 ether; sodium hydride; In tetrahydrofuran;
DOI:10.1039/c39880000737