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Dipentene

Also known as: dl-Limonene, Racemic limonene, (±)-Limonene, p-Mentha-1,8-diene, 4-Isopropenyl-1-methylcyclohexene

IFRA Restriction

This is the maximum allowed percentage of this material in the total finished product, not in the fragrance concentrate.

For example, if a fine fragrance (Category 4A) contains 20% fragrance oil, and IFRA allows 10% of this material, the material can be up to 50% of the fragrance concentrate (10% ÷ 20% = 50%).

EU Allergen

This ingredient is classified as an EU allergen under the Cosmetics Regulation (EC) No 1223/2009.

Labeling thresholds:

  • 0.001% in leave-on products
  • 0.01% in rinse-off products
Learn more →
CAS 138-86-3

Molecular Information
Molecular Formula C10H16
Molecular Weight 136.23 g/mol
Boiling Point 352 °F at 760 mmHg (USCG, 1999)
Flash Point 115 °F (USCG, 1999)
Density 0.842 at 69.8 °F (USCG, 1999) - Less dense than water; will float
Vapor Pressure 1.55 [mmHg]
InChIKey XMGQYMWWDOXHJM-UHFFFAOYSA-N
Sources: PubChem

Safety Information
Warning

GHS Classification

Flammable liquidsHazardous to the aquatic environment, acute hazardHazardous to the aquatic environment, long-term hazardSensitization, SkinSkin corrosion/irritation

Hazard Statements

  • H226: Flammable liquid and vapor
  • H315: Causes skin irritation
  • H317: May cause an allergic skin reaction
  • H400: Very toxic to aquatic life
  • H410: Very toxic to aquatic life with long lasting effects
Sources: PubChem (EU Harmonized Classification)