(1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

Base Information

Chemical Name:(1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate
CAS No.:87828-62-4
Molecular Formula:C₂₁H₂₈O₂
Molecular Weight:312.452
Hs Code.:

Synonyms:(1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

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Chemical Property of (1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

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Technology Process of (1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

There total 4 articles about (1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate 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: 77.0%

: 14371-10-9
(E)-3-phenylpropenal

: 2216-51-5
(-)-menthol

: 73818-55-0,15596-07-3
Bestmann ylide

: 87828-62-4
(1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

Guidance literature:: In tetrahydrofuran; at 66 ℃; for 22h; Solvent; Temperature;
DOI:10.3762/bjoc.11.197

Reference yield:

: 14371-10-9
(E)-3-phenylpropenal

: 87776-14-5
L(-)menthyl (diphenylmethylsilyl)acetate

: 87776-20-3
L(-)menthyl 2(Z) 4(E)-5-phenyl-2,4-pentadienoate

: 87828-62-4
(1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; hexane; at -78 ℃; for 0.5h; Yield given. Yields of byproduct given;

Reference yield:

: 2623-23-6
L-menthyl acetate

: 87828-62-4
(1′R,2′S,5′R,2E,4E)-2′-isopropyl-5′-methylcyclohex-1′-yl 5-phenylpenta-2,4-dienoate

Guidance literature:: Multi-step reaction with 2 steps

1: 81 percent / 1.) LDA / tetrahydrofuran; hexane / 1.) -78 deg C, 40 min, 2.) -78 deg C, 1 h, room temperature

2: LDA / tetrahydrofuran; hexane / 0.5 h / -78 °C

With lithium diisopropyl amide; In tetrahydrofuran; hexane;