(2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester

Base Information

• Chemical Name: (2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester
• CAS No.: 133392-21-9
• Molecular Formula: C₂₂H₃₄O₄
• Molecular Weight: 362.51

Synonyms:(2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester

Chemical Property of (2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester

Chemical Property:

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Technology Process of (2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester

There total 1 articles about (2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl 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:

3-tert-butylphenyol (585-34-2) + L-menthyl glyoxylate (26315-61-7) → (2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester (133392-21-9) + (2R)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester (133392-27-5)

Guidance literature:

With titanium tetrachloride; In dichloromethane; at -30 ℃; for 6h; Product distribution; other reactant, reaction partners and temp.; var. phenols;

DOI:10.1016/S0957-4166(00)82274-0

Reference yield: 90.0%

(2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester (133392-21-9) → (+)-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid

Guidance literature:

With lithium hydroxide; In tetrahydrofuran; water; at 20 ℃;

DOI:10.1021/jo982170o

Reference yield: 76.0%

(2S)-2-hydroxy-2-(2-hydroxy-4-tert-butylphenyl)ethanoic acid (-)-menthyl ester (133392-21-9) → (-)-1-(2-hydroxy-4-tert-butylphenyl)-1,2-dihydroxyethane

Guidance literature:

With sodium tetrahydroborate; lithium chloride; In tetrahydrofuran; ethanol; for 1h; Heating;

DOI:10.1021/jo982170o

upstream raw materials:

3-tert-butylphenyol

L-menthyl glyoxylate

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