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95594

Sigma-Aldrich

4-(4-Hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde

mixture of isomers, ≥97.0% (GC)

Synonym(s):

4-(4-Hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde, 4-(4-Hydroxy-4-methylpentyl)-3-cyclohexenecarboxaldehyde, 4-(4-Methyl-4-hydroxyamyl)cyclohex-3-ene carboxaldehyde, Landolal, Liral

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About This Item

Empirical Formula (Hill Notation):
C13H22O2
CAS Number:
31906-04-4
Molecular Weight:
210.31
EC Number:
250-863-4
MDL number:
MFCD00019423
UNSPSC Code:
12352100
PubChem Substance ID:
57653687
NACRES:
NA.22

Assay

≥97.0% (GC)

form

liquid

density

0.995 g/mL at 20 °C

storage temp.

2-8°C

SMILES string

[H]C(=O)C1CCC(CCCC(C)(C)O)=CC1

InChI

1S/C13H22O2/c1-13(2,15)9-3-4-11-5-7-12(10-14)8-6-11/h5,10,12,15H,3-4,6-9H2,1-2H3

InChI key

ORMHZBNNECIKOH-UHFFFAOYSA-N

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Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

275.2 °F

Flash Point(C)

135.1 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Rodrigo Carvalho et al.
Cutaneous and ocular toxicology, 30(3), 249-250 (2011-02-25)
Hydroxyisohexyl 3-cyclohexene carboxaldehyde (HICC)-Lyral® is a widely used synthetic fragrance found in personal care and household products. It is an aldehyde, lipophilic enough to penetrate the skin and is a frequent cause of contact sensitization. Describe the frequency of contact
Is hydroxyisohexyl 3-cyclohexene carboxaldehyde sensitization declining in central Europe?
Axel Schnuch et al.
Contact dermatitis, 67(1), 47-49 (2012-06-12)
Maria V Heisterberg et al.
Contact dermatitis, 65(5), 266-275 (2011-09-29)
Fragrance ingredients are a frequent cause of allergic contact dermatitis. The EU Cosmetics Directive states that 26 specific fragrance ingredients, known to cause allergic contact dermatitis, must be declared on the ingredient lists of cosmetic products. To investigate frequencies of
Maria V Heisterberg et al.
Contact dermatitis, 63(5), 270-276 (2010-10-16)
Fragrance mix II (FM II) is a relatively new screening marker for fragrance contact allergy. It was introduced in the patch test baseline series in Denmark in 2005 and contains six different fragrance chemicals commonly present in cosmetic products and
David A Basketter et al.
Contact dermatitis, 62(6), 349-354 (2010-06-19)
Previously, a quantitative risk assessment suggested there was no risk of induction of fragrance allergy from minor residues of fragrance chemicals on washed fabrics. To investigate whether there was any risk of the elicitation of contact allergy from fragrance chemical
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