Menthol: Difference between revisions

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==Production==
==Production==
===Extraction===
===Extraction===
===Synthesis===
===Extraction===
[https://www.youtube.com/watch?v=ejYLAHBOniM Steam disyillation from mint]
====Dried mint leaves====
[https://www.youtube.com/watch?v=ejYLAHBOniM Video: Steam distillation from mint]
# Steam distill dried miont leaves
# Wxtract with [[dichloromethane]]
# Recrystallize from [[propanone]]


==Testing==
==Testing==

Revision as of 19:00, 19 March 2025

 
Menthol
Chemical formula {{#Chem:C10H20O}}
OTP appearance waxy white crystals 
Molar Mass(g/mol) 156.269 
Density(g/cc) 0.890 
Melting Point(°C) 36–38 
Boiling Point(°C) 214.6 
Solubility in water(g/L) slight 
Solubility in acetone(g/L) high
NFPA 704
2
2
0
 

Uses

Justification Questioned

Other

Tertiary alcohol, cf. sodium production

Natural occurrence

All plants in the mentha (mint) group produce menthol, stored mostly in the leaves, even dried.

Hazards

Character

Production

Extraction

Extraction

Dried mint leaves

Video: Steam distillation from mint

  1. Steam distill dried miont leaves
  2. Wxtract with dichloromethane
  3. Recrystallize from propanone

Testing

Purification

recrystallize from propanone or dichloromethane

Storage

Disposal

See Also

References