(S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

Base Information

Chemical Name:(S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester
CAS No.:97903-25-8
Molecular Formula:C₃₀H₄₀O₅S
Molecular Weight:512.711
Hs Code.:

(S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

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Chemical Property of (S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

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Technology Process of (S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

There total 6 articles about (S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl 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:

: 566-77-8
hydroxybisnorcholenic acid

: 97903-25-8
(S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: H₂SO₄

2: imidazole / dimethylformamide

4: 1.) benzene, ethyl ether, irradiation, 40 min, 2.) ethanol, reflux, 3 h

5: pyridine / 20 h / 4 °C

With pyridine; 1H-imidazole; sulfuric acid; In N,N-dimethyl-formamide;
DOI:10.1021/jo00250a009

Reference yield:

: 10527-79-4
methyl 3β-hydroxy-23-bisnorchol-5-en-22-oate

: 97903-25-8
(S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: imidazole / dimethylformamide

3: 1.) benzene, ethyl ether, irradiation, 40 min, 2.) ethanol, reflux, 3 h

4: pyridine / 20 h / 4 °C

With pyridine; 1H-imidazole; In N,N-dimethyl-formamide;
DOI:10.1021/jo00250a009

Reference yield:

: 1474-14-2
3β-acetoxybisnor-5-cholenic acid

: 97903-25-8
(S)-2-{(1R,3aS,7aR)-7a-Methyl-4-[2-[(S)-2-methylene-5-(toluene-4-sulfonyloxy)-cyclohex-(Z)-ylidene]-eth-(E)-ylidene]-octahydro-inden-1-yl}-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: KOH / methanol

2: H₂SO₄

3: imidazole / dimethylformamide

5: 1.) benzene, ethyl ether, irradiation, 40 min, 2.) ethanol, reflux, 3 h

6: pyridine / 20 h / 4 °C

With pyridine; 1H-imidazole; potassium hydroxide; sulfuric acid; In methanol; N,N-dimethyl-formamide;
DOI:10.1021/jo00250a009