(−)-薄荷脑

Description
Other Notes Important resolving agent for acids, recent applications include1; Crystallization-induced asymmetric transformation of malonates 2; Chiral auxiliary 3,4



Properties
grade terpene standard for GC
puriss. p.a.
assay ≥99.0% (sum of enantiomers, GC)
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)
mp ~43 °C



Safety
Symbol GHS05, GHS07
Signal word Danger
Hazard statements H315-H318-H335
Precautionary statements P261-P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes Xi
Risk Statements 37/38-41
Safety Statements 26-39
WGK Germany 2
Flash Point(F) 213.8 °F
Flash Point(C) 101 °C