[(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

Base Information

Chemical Name:[(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester
CAS No.:85048-60-8
Molecular Formula:C₁₃H₂₂O₂
Molecular Weight:210.316
Hs Code.:

Synonyms:[(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

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Chemical Property of [(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

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Technology Process of [(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

There total 4 articles about [(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic 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: 96.0%

: 85048-58-4
(E,2S,5R)-(-)-(2-isopropyl-5-methylcyclohexylidene)acetic acid

: 74-88-4
methyl iodide

: 85048-60-8
[(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

Guidance literature:: With sodium hydroxide; In N,N,N,N,N,N-hexamethylphosphoric triamide; for 0.5h; Ambient temperature;
DOI:10.1021/ja00348a048

Reference yield:

: 10458-14-7,14073-97-3,17627-49-5,7786-64-3
(2R,5S)-menthone

: 85048-60-8
[(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 23.5 g / n-butyllithium / diethyl ether; hexane / -78 deg C -> room temperature

2: 97percent H₂SO₄ / tetrahydrofuran / 1 h / 0 °C

3: 13.0 g / aq. NaOH

4: 96 percent / aq. NaOH / hexamethylphosphoric acid triamide / 0.5 h / Ambient temperature

With sodium hydroxide; n-butyllithium; sulfuric acid; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether; hexane;
DOI:10.1021/ja00348a048

Reference yield:

: 85048-56-2
(2R,5S)-1-(2-ethoxyacetylenyl)-2-isopropyl-5-methylcyclohexanol

: 85048-60-8
[(2S,5R)-2-Isopropyl-5-methyl-cyclohex-(E)-ylidene]-acetic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 97percent H₂SO₄ / tetrahydrofuran / 1 h / 0 °C

2: 13.0 g / aq. NaOH

3: 96 percent / aq. NaOH / hexamethylphosphoric acid triamide / 0.5 h / Ambient temperature

With sodium hydroxide; sulfuric acid; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide;
DOI:10.1021/ja00348a048