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(−)-Menthone

(−)-Menthone
(−)-Menthone
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Product Code : 137
Product Description

(−)-Menthone

Analytical standard

Synonym: (1R,4S)-p-Menthan-3-one, (2S,5R)-2-Isopropyl-5-methylcyclohexanone

  • CAS Number 14073-97-3

  • Empirical Formula (Hill Notation) C10H18O

  • Molecular Weight 154.25

grade   analytical standard
vapor pressure   0.5 mmHg ( 20 °C)
assay   ≥99.0% (sum of enantiomers, GC)
form   neat
optical activity   [α]20/D −28±2°, neat
optical purity   enantiomeric ratio: ≥90:10 (GC)
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.45(lit.)
  n20/D 1.451
bp   207-210 °C(lit.)
density   0.893 g/mL at 20 °C(lit.)
format   neat
storage temp.   2-8°C

Other Notes

Highly purified (-)-menthone. Resolving agent for diols via acetalization; Menthone-derived spirocyclic 1,3-dioxane-4,6-diones are used in asymmetric Diels-Alder and (2+2) cycloadditions

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