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3 AND 4-(4-HYDROXY-4-METHYLPENTYL)-3-CYCLOHEXENE-1-CARBOXALDEHYDE (HMPCC)

Banned in GB & EURESTRICTION

Banned in GB & EU cosmetics — not permitted in any product, at any concentration.

Prohibited in GB and EU cosmetics as a sensitiser. Also known as HICC or Lyral.

CAS
31906-04-4
EC
—
Material type
other
Canonical source
document derived
Formulation

Usage guidance

Suggested min
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Suggested max
—
Cost
—
Stock
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Compatibility tags
muguetwhite-floralfougerechyprefloral-aldehydic
How it behaves

Olfactory profile

Family
floral
Note tendency
Middle
Descriptors
floralgreenmuguetwateryfreshlily

A soft, watery lily-of-the-valley (muguet) note with a green, dewy floral character reminiscent of linden blossom and cyclamen. Has a subtle melon-like freshness and a clean, transparent quality that lifts floral accords without sharpness.AI · claude-opus-4-7

Intensity
6 / 10
Tenacity
7 / 10
Volatility
4 / 10
Members

The rest of this material

Composition, IFRA restriction figures, allergen concentrations and where this material is bought are part of Perfume Foundry’s curated library and need an account. Create one or sign in.

Reverse-composition

Contained in

Other ingredients whose composition declares this material as a constituent. The percentage shown is the supplier-declared concentration in that parent.

Ingredient%Range
APPLE——
CIVETTONE——
COFFEE ESPRESSO SFE——
DAMASCENONE TOTAL——
GUAVA BASE 270237——
IRALIA TOTAL——
LEATHER OUD——
MELON——
PRUNELLA——
Identity
Aliases · 17
51414-25-63-(4-Hydroxy-4-methylpentyl) cyclohex-3-ene-1-carbaldehyde3 and 4-(4-Hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde (HMPCC)3-Cyclohexen-1-carboxaldehyde, 3-(4-hydroxy-4-methylpentyl)-3-Cyclohexen-1-carboxaldehyde, 4-(4-hydroxy-4-methylpentyl)-4-(4-Hydroxy-4-methylpenyl) cyclohex-3-enecarbaldehydeHydroxyisohexyl 3-cyclohexene carboxaldehydeCyclohexalCyclohexal (commercial name)HICCKovanolKovanol (commercial name)LandolalLandolal (commercial name)LyralMugonalMugonal (commercial name)
Compliance note. Restriction data is sourced directly from IFRA publications and preserved with its document excerpt. Perfume Foundry is a compliance-support tool — not a substitute for a qualified safety assessor (CPSR / PIF).