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(−)-Menthol

(−)-Menthol
(−)-Menthol
Product Code : 136
Product Description

(−)-Menthol

Analytical standard

Synonym: (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol, 5-Methyl-2-(1-methylethyl)cyclohexanol

  • CAS Number 2216-51-5

  • Empirical Formula (Hill Notation) C10H20O

  • Molecular Weight 156.27

grade   analytical standard
assay   ≥99.0% (sum of enantiomers, GC)
form   neat
optical activity   [α]20/D −50±1°, c = 10% in ethanol
optical purity   enantiomeric ratio: ≥99:1 (GC)
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
mp   ~43 °C
format   neat

Other Notes

Important resolving agent for acids, recent applications include; Crystallization-induced asymmetric transformation of malonates ; Chiral auxiliary

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