(2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

Base Information

Chemical Name:(2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one
CAS No.:439264-70-7
Molecular Formula:C₁₇H₂₀O₅
Molecular Weight:304.343
Hs Code.:

Synonyms:(2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

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Chemical Property of (2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

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Technology Process of (2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

There total 8 articles about (2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one 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: 84.0%

: 440334-02-1
3-((2R,4aR,6S,7R,9aS)-7-Hydroxy-2-phenyl-hexahydro-1,3,5-trioxa-benzocyclohepten-6-yl)-propionic acid methyl ester

: 439264-70-7
(2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

Guidance literature:: With pyridinium p-toluenesulfonate; In benzene; Heating;
DOI:10.1016/j.tetlet.2007.03.041

Reference yield:

: 439264-78-5
(2R,4aR,6S,7R,9aS)-6-(3-Hydroxy-propyl)-2-phenyl-hexahydro-1,3,5-trioxa-benzocyclohepten-7-ol

: 439264-70-7
(2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

Guidance literature:: With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; potassium bromide; In dichloromethane; water; at 0 ℃;
DOI:10.1016/S0040-4039(01)00824-3

Reference yield:

: 213815-32-8
(2R,4aR,6S,7R,9aS)-2-Phenyl-6-vinyl-hexahydro-1,3,5-trioxa-benzocyclohepten-7-ol

: 439264-70-7
(2R,4aR,5aS,9aR,11aS)-2-Phenyl-octahydro-1,3,5,9-tetraoxa-dibenzo[a,d]cyclohepten-8-one

Guidance literature:: Multi-step reaction with 4 steps

1: O₃ / tetrahydrofuran / -78 °C

2: CH₂Cl₂ / 20 °C

3: 93 percent / H₂ / Pd/C / ethyl acetate / 20 °C

4: 84 percent / PPTS / benzene / Heating

With hydrogen; pyridinium p-toluenesulfonate; ozone; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; ethyl acetate; benzene; 2: Wittig reaction;
DOI:10.1016/j.tetlet.2007.03.041