dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

Base Information

Chemical Name:dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate
CAS No.:113793-45-6
Molecular Formula:C₂₂H₁₈O₇
Molecular Weight:394.381
Hs Code.:

Synonyms:dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

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Chemical Property of dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

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Technology Process of dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

There total 3 articles about dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate 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: 74.0%

: 113793-43-4
o-(benzyloxycarbonyl)-α-diazoacetophenone

: 762-42-5
dimethyl acetylenedicarboxylate

: 113793-45-6
dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

Guidance literature:: dirhodium tetraacetate; In benzene; for 0.5h; Ambient temperature;
DOI:10.1021/ja00217a033

Reference yield:

: 85-44-9
phthalic anhydride

: 113793-45-6
dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: 84 percent / benzene; pyridine / 2 h / 100 °C

2: 50 percent / dicyclohexylcarbodiimide / diethyl ether / 4 h / 0 °C

3: 74 percent / Rh₂(OAc)4 / benzene / 0.5 h / Ambient temperature

With dicyclohexyl-carbodiimide; dirhodium tetraacetate; In pyridine; diethyl ether; benzene;
DOI:10.1021/ja00217a033

Reference yield:

: 2528-16-7
o-(benzyloxycarbonyl)benzoic acid

: 113793-45-6
dimethyl 5-(benzyloxy)-8,9-dihydro-9-oxo-5,8-epoxy-5H-benzocycloheptene-6,7-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 50 percent / dicyclohexylcarbodiimide / diethyl ether / 4 h / 0 °C

2: 74 percent / Rh₂(OAc)4 / benzene / 0.5 h / Ambient temperature

With dicyclohexyl-carbodiimide; dirhodium tetraacetate; In diethyl ether; benzene;
DOI:10.1021/ja00217a033