base note woody

Iso E Super™

Also known as: Isocyclemone E™, Ambergris Ketone, Iso-E Super, Iso Gamma Super

Woody, velvety, amber, skin-like, warm, diffusive with cedar and sandalwood facets

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%).

CAS 54464-57-2, 68155-66-8, 68155-67-9
Manufacturers IFF, Givaudan, Symrise

About Iso E Super™

A woody synthetic with an almost pheromonal quality. It creates a skin-like, velvety effect and is famous for its ability to make fragrances "glow" on skin. Used extensively in modern perfumery, sometimes comprising a large percentage of formulas.

Properties

Appearance Colorless to pale yellow liquid
Odor Strength moderate
Longevity 48+ hours on blotter
Recommended Dilution Neat
Shelf Life 36 months when stored properly in cool, dark conditions

Molecular Information
Molecular Formula C₁₆H₂₆O
Molecular Weight 234.38 g/mol
Boiling Point 312.2ºC at 760 mmHg
Flash Point >100°C (closed cup)
Density 0.93 g/cm³ at 20°C
Refractive Index 1.497-1.505 at 20°C
LogP 5.7
Vapor Pressure 0.001735 mm Hg @ 23° C
SMILES C[C@H]1CC2=C(C[C@]1(C)C(=O)C)C(CCC2)(C)C
InChIKey FVUGZKDGWGKCFE-UHFFFAOYSA-N
Sources: PubChem, IFF

Safety Information
Warning

GHS Classification

Hazardous to the aquatic environment, long-term hazardSensitization, SkinSkin corrosion/irritation

Hazard Statements

  • H315: Causes skin irritation
  • H317: May cause an allergic skin reaction
  • H410: Very toxic to aquatic life with long lasting effects
  • H411: Toxic to aquatic life with long lasting effects

Allergen Information

Known skin sensitizer (IFRA restricted)

Skin Sensitization

Skin sensitisation, Category 1 Skin sensitisation, Sub-category 1B

Sources: PubChem (ECHA C&L)