(-)-Menthoxyacetic acid

  • [(5-Methyl-2-isopropylcyclohexyl)oxy]acetic acid, [1R-(1a,2b,5a)]
  • L-Menthoxyacetic acid
  • Menthyloxy acetic acid
Formula
C12H22O3
Structure
Description
Clear, colorless, viscous liquid.

Registry Numbers and Inventories.
CAS
40248-63-3
EC (EINECS/ELINCS)
254-857-2
R: 36/37/38
S: 26 36

Properties.
Formula
C12H22O3
Formula mass
214.30
Melting point, °C
52 - 53
Boiling point, °C
294
Vapor pressure, mmHg
4.2E-4 (25 C)
Density
1.01 g/cm3
Solubility in water
Very soluble
pKa/pKb
3.47 (pKa)
Partition coefficient, pKow
2.96
Heat of vaporization
58.6 kJ/mol

Hazards and Protection.
Storage
Conditions of Storage: Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Small spills/leaks
Absorb on sand or vermiculite and place in closed containers for disposal. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Oxides of carbon.

Fire.
Flash Point,°C
110
Fire fighting
EXTINGUISHING MEDIA Suitable: Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Combustion products
Emits toxic fumes under fire conditions.

Health.
Exposure effects
   Ingestion
May be harmful if swallowed.
   Inhalation
May be harmful if inhaled. Material is irritating to mucous membranes and upper respiratory tract.
   Skin
Causes skin irritation. May be harmful if absorbed through the skin.
   Eyes
Causes irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Transport.