(3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

Base Information

Chemical Name:(3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one
CAS No.:946435-87-6
Molecular Formula:C₂₃H₂₆O₄
Molecular Weight:366.457
Hs Code.:

Synonyms:(3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

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Chemical Property of (3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

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Technology Process of (3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

There total 1 articles about (3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-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:

: 946435-86-5
(3aS,5R,5aR,8S,9aR)-3,3a,4,5,5a,8,9,9a-octahydro-5,8-dihydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

: 98-88-4
benzoyl chloride

: 946435-87-6
(3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

Guidance literature:: With dmap; triethylamine; In dichloromethane; at 4 ℃; for 16h;
DOI:10.1021/ol070994z

Reference yield:

: 946435-87-6
(3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

: 946435-66-1
(3aS,5aR,6R,8S,9R,10aR)-8-(benzoyloxy)-3a,4,5,5a,6,7,8,9,10,10a-decahydro-6-methoxy-3a,5a-dimethyl-6,9-epoxycyclohept[e]inden-2(3H)-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: pyridine / 15 h / 50 °C

2.1: DBU / toluene / Heating

3.1: hydrogen / (Ph₃P)3RhCl / benzene / 72 h / 2250.23 Torr

4.1: ozone; Sudan III / methanol; CH₂Cl₂ / -78 °C

4.2: dimethyl sulfide; pyridine / CH₂Cl₂; methanol / 16 h / 4 °C

4.3: TsOH / benzene; toluene / 48 h / 40 °C

5.1: Ag₂O / 48 h

With pyridine; oil scarlet; hydrogen; ozone; 1,8-diazabicyclo[5.4.0]undec-7-ene; silver(l) oxide; Wilkinson's catalyst; In methanol; dichloromethane; toluene; benzene;
DOI:10.1021/ol070994z

Reference yield:

: 946435-87-6
(3aS,5R,5aR,8S,9aS)-8-(benzoyloxy)-3,3a,4,5,5a,8,9,9a-octahydro-5-hydroxy-3a,5a,6-trimethyl-2H-benz[e]inden-2-one

: 946435-96-7
(2R,3S,5R,5aR,7aS,8aR,11S,11aS)-1,2,3,4,5,5a,6,7,7a,8,8a,10,11,11a-tetradecahydro-5,8a-dimethoxy-5a,7a,11-trimethyl-2,5-epoxycyclohept[6,7]indeno[2,1-b]furan-3-yl benzoate

Guidance literature:: Multi-step reaction with 6 steps

1.1: pyridine / 15 h / 50 °C

2.1: DBU / toluene / Heating

3.1: hydrogen / (Ph₃P)3RhCl / benzene / 72 h / 2250.23 Torr

4.1: ozone; Sudan III / methanol; CH₂Cl₂ / -78 °C

4.2: dimethyl sulfide; pyridine / CH₂Cl₂; methanol / 16 h / 4 °C

4.3: TsOH / benzene; toluene / 48 h / 40 °C

5.1: Ag₂O / 48 h

With pyridine; oil scarlet; hydrogen; ozone; 1,8-diazabicyclo[5.4.0]undec-7-ene; silver(l) oxide; Wilkinson's catalyst; In methanol; dichloromethane; toluene; benzene;
DOI:10.1021/ol070994z