menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

Base Information

Chemical Name:menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate
CAS No.:116415-20-4
Molecular Formula:C₂₀H₃₂O₄
Molecular Weight:336.472
Hs Code.:

Synonyms:menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

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Chemical Property of menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

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Technology Process of menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

There total 5 articles about menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate 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: 92.0%

: 116440-65-4,116558-33-9
(1S,2S)-4,5-Dimethyl-cyclohex-4-ene-1,2-dicarboxylic acid 1-((1R,2S,5R)-2-isopropyl-5-methyl-cyclohexyl) ester 2-((S)-1-phenyl-ethyl) ester

: 116415-20-4
menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

Guidance literature:: With triethylsilane; boron trifluoride diethyl etherate; In dichloromethane; at 0 ℃;
DOI:10.1016/S0040-4039(01)81069-8

Reference yield:

: 2216-51-5
(-)-menthol

: 116415-20-4
menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

Guidance literature:: Multi-step reaction with 5 steps

2: H⁺

3: DCC

4: 82 percent / diethylaluminium chloride / toluene / -40 °C

5: LiOH / H₂O; tetrahydrofuran / 44 h / Ambient temperature

With lithium hydroxide; diethylaluminium chloride; hydrogen cation; dicyclohexyl-carbodiimide; In tetrahydrofuran; water; toluene;
DOI:10.1016/S0040-4039(01)81069-8

Reference yield:

: 116415-19-1
(-)-menthyl (-)-phenethyl fumarate

: 116415-20-4
menthyl hydrogen 4,5-dimethyl-4-cyclohexene-1,2-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 70 percent / diethylaluminium chloride / toluene / -20 °C

2: 92 percent / Et₃SiH, BF_3.OEt₂ / CH₂Cl₂ / 0 °C

With triethylsilane; boron trifluoride diethyl etherate; diethylaluminium chloride; In dichloromethane; toluene;
DOI:10.1016/S0040-4039(01)81069-8