[(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

Base Information

Chemical Name:[(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone
CAS No.:1619984-10-9
Molecular Formula:C₂₅H₃₆O₃
Molecular Weight:384.559
Hs Code.:

Synonyms:[(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

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Chemical Property of [(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

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Technology Process of [(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

There total 5 articles about [(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone 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: 97.0%

: 1619982-83-0
(3R,4S,4aS,8aS)-4-[(3-methoxy-5-methylphenyl)carbonyl]-3,4a,8,8-tetramethyldecahydronaphthalen-2-one

: 4009-98-7
(methoxymethyl)triphenylphosphonium chloride

: 1619984-10-9
[(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

Guidance literature:: (methoxymethyl)triphenylphosphonium chloride; With potassium tert-butylate; In tetrahydrofuran; at 0 ℃; for 0.416667h; Inert atmosphere;

(3R,4S,4aS,8aS)-4-[(3-methoxy-5-methylphenyl)carbonyl]-3,4a,8,8-tetramethyldecahydronaphthalen-2-one; In tetrahydrofuran; at 0 - 20 ℃; for 1.75h;

Reference yield:

: 1619982-82-9
(2R,3R,4S,4aS,8aS)-4-[(3-methoxy-5-methylphenyl)carbonyl]-3,4a,8,8-tetramethyldecahydronaphthalen-2-ol

: 1619984-10-9
[(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

Guidance literature:: Multi-step reaction with 2 steps

1.1: pyridinium chlorochromate / dichloromethane / 2 h / Inert atmosphere

2.1: potassium tert-butylate / tetrahydrofuran / 0.42 h / 0 °C / Inert atmosphere

2.2: 1.75 h / 0 - 20 °C

With potassium tert-butylate; pyridinium chlorochromate; In tetrahydrofuran; dichloromethane;

Reference yield:

: 1000009-66-4
(1S,2R,4aS,8aS)-1-[hydroxy(3-methoxy-5-methylphenyl)methyl]-2,5,5,8a-tetramethyldecahydronaphthalen-2-ol

: 1619984-10-9
[(1S,4aS,8aS)-3-(methoxymethylidene)-2,5,5,8a-tetramethyl-decahydronaphthalen-1-yl](3-methoxy-5-methylphenyl)methanone

Guidance literature:: Multi-step reaction with 5 steps

1.1: pyridinium chlorochromate / dichloromethane / 1.5 h / 20 °C / Inert atmosphere

2.1: tin(IV) chloride / dichloromethane / 0.17 h / 0 °C / Inert atmosphere

3.1: borane-THF / tetrahydrofuran / 2 h / 0 - 20 °C / Inert atmosphere

3.2: 0.5 h / 0 - 20 °C

4.1: pyridinium chlorochromate / dichloromethane / 2 h / Inert atmosphere

5.1: potassium tert-butylate / tetrahydrofuran / 0.42 h / 0 °C / Inert atmosphere

5.2: 1.75 h / 0 - 20 °C

With borane-THF; potassium tert-butylate; tin(IV) chloride; pyridinium chlorochromate; In tetrahydrofuran; dichloromethane;