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Phantolide

1-(1,1,2,3,3,6-Hexamethyl-2,3-dihydro-1H-inden-5-yl)ethan-1-one

Phantolide, AHMI, Acetyl hexamethyl indan

Polycyclic musk (indane) · C₁₇H₂₄O

Chemical structure of Phantolide
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
15323-35-0
Molecular formula
C₁₇H₂₄O
Molecular weight
244.38 g/mol
Origin
Synthetic
Odor family
Musk
Note
Base
Aroma
Sweet, powdery musk with a light woody tone.

History

Phantolide (AHMI) is one of the first indane polycyclic musks, from the mid 20th century.

In perfumery

Phantolide is used as a musk base and fixative, now less common than galaxolide and tonalide.

Regulatory status

IFRA restricted · EU Annex III
IFRA 51
Restriction: IFRA Standard for acetyl hexamethyl indan (AHMI), published 2020.
EU CosReg
Annex III, entry 134 (Acetyl Hexamethyl indan): maximum 2% in leave-on products.
EU allergen 2023/1545
Not named individually in the expanded allergen list of Regulation 2023/1545.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 15323-35-0 (formula, names)
  2. IFRA Standards, 51st Amendment: Index of IFRA Standards (notified 30 June 2023)
  3. Sell C.S. (ed.) The Chemistry of Fragrances: From Perfumer to Consumer, 2nd ed., Royal Society of Chemistry 2006
  4. The Good Scents Company Information System, material entries