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Cuminaldehyde

IUPAC name

4-(1-methylethyl)benzaldehyde

Other names

cuminaldehyde
p-isopropylbenzaldehyde
cuminal
cumaldehyde

Identifiers

CAS number

122-03-2

RTECS number

CU7000000

SMILES

CC(C)C1=CC=C(C=O)C=C1

Properties

Molecular formula

C₁₀ H₁₂O

Molar mass

148.20 g/mol

Appearance

colorless oil

Density

0.979 g/cm³, liquid

Melting point

(? K)

Boiling point

235 °C

Solubility in water

insol.

Hazards

NFPA 704

R-phrases

S-phrases

36/37

Flash point

93 °C

Related Compounds

Related compounds

benzaldehyde
cumene

Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox disclaimer and references

Cuminaldehyde, or 4-isopropylbenzaldehyde, is a natural organic compound with the molecular formula C₁₀ H₁₂O. It is a benzaldehyde with an isopropyl group substituted in the 4-position.

Additional recommended knowledge

Weighing the right way

Essential Laboratory Skills Guide

How to quickly check pipettes?

Cuminaldehyde is a constituent of the essential oils of eucalyptus, myrrh, cassia, cumin and others. It has a pleasant smell and contributes to the aroma of these oils. It is used commercially in perfumes and other cosmetics.

Cuminaldehyde can be prepared synthetically by the reduction of 4-isopropylbenzoyl chloride or by the formylation of cumene.

The thiosemicarbazone of cuminaldehyde has antiviral properties.