(6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

Base Information

Chemical Name:(6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione
CAS No.:134453-32-0
Molecular Formula:C₁₆H₁₄O₄
Molecular Weight:270.285
Hs Code.:

Synonyms:(6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

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Chemical Property of (6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

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Technology Process of (6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

There total 4 articles about (6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-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: 85.0%

: 254-04-6
2H-chromene

: 2880-58-2
2-methoxy-1,4-benzoquinone

: 123373-13-7,134453-32-0
(6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

Guidance literature:: With titanium(IV) isopropylate; titanium tetrachloride; In dichloromethane; at -78 ℃; for 0.5h; Product distribution;
DOI:10.1021/jo00291a027

Reference yield: 84.0%

: 254-04-6
2H-chromene

: 2880-58-2
2-methoxy-1,4-benzoquinone

: 123373-13-7,134453-32-0
(6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

: 108335-31-5,123410-69-5,152611-67-1
rac-(6aR,11aR)-8-hydroxy-3,9-dimethoxypterocarpan

Guidance literature:: titanium(IV) isopropylate; titanium tetrachloride; In dichloromethane; at -78 ℃; for 3h; Yields of byproduct given;
DOI:10.1039/C39890000454

Reference yield:

: 254-04-6
2H-chromene

: 2880-58-2
2-methoxy-1,4-benzoquinone

: 134453-32-0
(6aS,6bR,10aS,10bR)-9-Methoxy-6a,6b,10a,10b-tetrahydro-6H-5-oxa-benzo[a]biphenylene-7,10-dione

Guidance literature:: With titanium(IV) isopropylate; (4R-trans)-2-methyl-2-phenyl-α,α,α',α'-tetraphenyl-1,3-dioxolan-4,5-dimethanol; titanium tetrachloride; In dichloromethane; Yield given;