Flavors & Fragrances
REACH
gamma-terpinene
CAS Number
99-85-4
EC Number
202-794-6
FEMA Number
FEMA 3559
What is gamma-terpinene?
Gamma-terpinene (CAS 99-85-4), also known commercially as moslene or crithmene, is a naturally occurring monoterpene found in essential oils including thyme, cumin, and coriander.
Where is gamma-terpinene used?
- Food and beverage: FEMA 3559-approved flavoring ingredient contributing citrus-herbaceous notes to seasonings, beverages, and processed foods
- Fragrance and personal care: fragrance component and carrier solvent in perfumes and lotions
- Printing and packaging: bio-based solvent in ink formulations, an alternative to petroleum-derived carriers
- Flavor compound blending: diluent or co-solvent that adjusts concentration and delivery of active flavor molecules
- It also functions as a solvent carrier in industrial applications.
Commercial specifications
- Clear, mobile liquid in drum and IBC quantities
- Technical grade for solvent and industrial ink applications where food compliance is not required
Other Names (Synonyms)
moslene|gamma-terpinen|crithmene|4-isopropyl-1-methyl-1,4-cyclohexadiene|1,4-p-menthadiene|1-methyl-4-propan-2-ylcyclohexa-1,4-diene|1-methyl-4-(1-methylethyl)-1,4-cyclohexadiene|1-Isopropyl-4-methylcyclohexa-1,4-diene
What are the physical properties of gamma-terpinene?
Melting Point -10 °C
Boiling Point 183 °C
Density 0.85 g/cm³
Flash Point 125 °F
Appearance clear liquid
Color White
Odor at 10.00 % in dipropylene glycol. oily woody terpene lemon/lime tropical herbal
Form Powder or Cyrstals
Water Solubility 8.678mg/L(23.5 ºC)
Vapor Pressure ~0.7 mm Hg ( 20 °C)
Refractive Index n 20/D 1.474(lit.)
Log P 5.4 at 25℃
How is gamma-terpinene classified and handled safely? Learn More
Danger
GHS02· Flammable GHS08· Health Hazard GHS09· Environmental Hazard
Hazard Statements
H226 Flammable liquid and vapor
H304 May be fatal if swallowed and enters airways
H411 Toxic to aquatic life with long lasting effects
Precautionary Statements
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
P241 Use explosion-proof [electrical/ventilating/lighting/…] equipment.
Which trade and regulatory codes apply to gamma-terpinene?
HS Code 29021990
UN Number 2319
ADR Class 3
Packing Group III
Storage Class 3 - Flammable liquids
WGK (Germany) 2