2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

Base Information

Chemical Name:2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione
CAS No.:108213-57-6
Molecular Formula:C₁₄H₁₀Cl₂O₃
Molecular Weight:297.138
Hs Code.:

Synonyms:2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

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Chemical Property of 2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

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Technology Process of 2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

There total 3 articles about 2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione 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: 81.0%

: 108213-45-2
3,6-dichloro-4-ethoxy-5-<(2-methoxyphenyl)ethynyl>-3,5-clohexadiene-1,2-dione

: 108213-57-6
2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

Guidance literature:: With sulfuric acid; trifluoroacetic anhydride; In ethyl acetate; for 3h;
DOI:10.1021/jo00388a035

Reference yield:

: 20764-96-9
2,5-Dichloro-3,6-diethoxy-2,5-cyclohexadiene-1,4-dione

: 108213-57-6
2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) n-butyllithium / 1.) THF, hexane, -78 deg C, 30 min, 2.) THF, hexane, -78 deg C, 1 h

2: 80 percent / trifluoroacetic anhydride, conc. sulfuric acid / diethyl ether / 1 h

3: 81 percent / trifluoroacetic anhydride, sulfuric acid / ethyl acetate / 3 h

With n-butyllithium; sulfuric acid; trifluoroacetic anhydride; In diethyl ether; ethyl acetate;
DOI:10.1021/jo00388a035

Reference yield:

: 108213-33-8
2,5-dichloro-3,6-diethoxy-4-hydroxy-4-<(2-methoxyphenyl)ethynyl>-2,5-cyclohexadien-1-one

: 108213-57-6
2,5-dichloro-6-hydroxy-3-(1-octa-1,7-diynyl)-2,5-cyclohexadiene-1,4-dione

Guidance literature:: Multi-step reaction with 2 steps

1: 80 percent / trifluoroacetic anhydride, conc. sulfuric acid / diethyl ether / 1 h

2: 81 percent / trifluoroacetic anhydride, sulfuric acid / ethyl acetate / 3 h

With sulfuric acid; trifluoroacetic anhydride; In diethyl ether; ethyl acetate;
DOI:10.1021/jo00388a035