Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

Base Information

Chemical Name:Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester
CAS No.:83076-77-1
Molecular Formula:C₃₆H₅₀O₂
Molecular Weight:514.792
Hs Code.:

Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

Synonyms:Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

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Chemical Property of Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

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Technology Process of Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

There total 6 articles about Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester 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: 31.0%

: 83076-74-8
(1R)-25,26-didehydro-3-deoxy-1-hydroxy-3,3-dimethylvitamin D₃

: 65-85-0,8013-63-6
benzoic acid

: 83076-77-1
Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

Guidance literature:: With triphenylphosphine; diethylazodicarboxylate; In benzene; for 2h;
DOI:10.1021/ja00386a042

Reference yield:

: 66774-82-1
de-A,B-25-cholesten-8β-ol

: 83076-77-1
Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 94 percent / pyridinium dichromate, pyridinium trifluoroacetate / CH₂Cl₂ / 4.5 h

2: 93 percent / n-butyllithium / tetrahydrofuran / 1.) -78 deg C, 1 h, 2.) room temperature, 1 h

3: 70 percent / n-butyllithium / tetrahydrofuran / 1.) -78 deg C, 2.) room temperature, 3 h

4: 1.) tert-butyllithium, 2.) CuI, tri-n-butylphosphine, 3.) (n-Bu)4NF

5: 65 percent / 2,2,4-trimethyl-pentane / 9 h

6: 31 percent / triphenylphosphine, diethyl azodicarboxylate / benzene / 2 h

With copper(l) iodide; dipyridinium dichromate; n-butyllithium; tributylphosphine; tetrabutyl ammonium fluoride; tert.-butyl lithium; pyridinium trifluroacetate; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; 2,2,4-trimethylpentane; dichloromethane; benzene;
DOI:10.1021/ja00386a042

Reference yield:

: 83076-51-1
de-A,B-25-cholesten-8-one

: 83076-77-1
Benzoic acid (S)-3-[2-[(1R,3aS,7aR)-1-((R)-1,5-dimethyl-hex-5-enyl)-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5,5-dimethyl-2-methylene-cyclohexyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 93 percent / n-butyllithium / tetrahydrofuran / 1.) -78 deg C, 1 h, 2.) room temperature, 1 h

2: 70 percent / n-butyllithium / tetrahydrofuran / 1.) -78 deg C, 2.) room temperature, 3 h

3: 1.) tert-butyllithium, 2.) CuI, tri-n-butylphosphine, 3.) (n-Bu)4NF

4: 65 percent / 2,2,4-trimethyl-pentane / 9 h

5: 31 percent / triphenylphosphine, diethyl azodicarboxylate / benzene / 2 h

With copper(l) iodide; n-butyllithium; tributylphosphine; tetrabutyl ammonium fluoride; tert.-butyl lithium; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; 2,2,4-trimethylpentane; benzene;
DOI:10.1021/ja00386a042