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Is 3- and 4-(4-Hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde vegan?

3- and 4-(4-Hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde

Vegan

A synthetic fragrance ingredient, also known as HICC or by the trade name Lyral, used historically in soaps, perfumes, and cosmetics; it has been restricted due to its allergenic potential. It is fully synthetic and not animal-derived.

Also known as 3- and 4-(4-Hydroxy-4-methylpentyl) cyclohex-3-ene-1-carbaldehyde (HICC), HICC, HMPCC, Hydroxymethylpentylcyclohexenecarboxaldehyde, Kovanol, Landolal, Lyral, Mugonal
INCI name 3- and 4-(4-Hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde
CAS number 31906-04-4
EC number 250-863-4 / 257-187-9
CosIng ID 27928
Last reviewed 9 July 2026

Sources

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.