(E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde

Base Information

Chemical Name:(E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde
CAS No.:85048-42-6
Molecular Formula:C₉H₁₄O
Molecular Weight:138.21
Hs Code.:

Synonyms:(E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde

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Chemical Property of (E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde

Chemical Property:

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Technology Process of (E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde

There total 8 articles about (E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde 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: 80.0%

: 85048-41-5
(E,2S)-(+)-(2-methylcyclohexylidene)ethanol

: 85048-42-6
(E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde

Guidance literature:: With manganese(IV) oxide; In Petroleum ether; for 2h;
DOI:10.1021/ja00348a048

Reference yield:

: 2-[2-Methyl-cyclohex-(Z)-ylidene]-ethanol

: [2-Methyl-cyclohex-(E)-ylidene]-acetaldehyde

: 7071-16-1,85048-39-1,85048-42-6
2-(2-Methyl-cyclohexyliden)-ethanal

Guidance literature:: With Dess-Martin periodane; In dichloromethane; at 20 ℃; for 0.5h; Title compound not separated from byproducts.;
DOI:10.1021/ol020052o

Reference yield:

: 85114-27-8
(E,2S)-(-)-(2-methylcyclohexylidene)bromomethane

: 85048-42-6
(E,2S)-(-)-(2-methylcyclohexylidene)acetaldehyde

Guidance literature:: Multi-step reaction with 4 steps

1: 48 percent / tert-butyllithium / tetrahydrofuran; pentane / -78 °C

2: 2.1 g / aq. NaOH / hexamethylphosphoric acid triamide / 0.5 h / Ambient temperature

3: 91 percent / aluminum hydride / diethyl ether / 3 h / 0 °C

4: 80 percent / MnO₂ / light petroleum / 2 h

With aluminium hydride; manganese(IV) oxide; sodium hydroxide; tert.-butyl lithium; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether; Petroleum ether; pentane;
DOI:10.1021/ja00348a048