Benzaldehyde

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

artificial bitter almond oil; Benzenecarbaldehyde; INCI designation: Benzaldehydes; Phenylmethanal

Definition
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Perfume and aroma. Benzaldehyde, a colourless to slightly yellowish liquid with the smell of bitter almonds. Benzaldehyde is derived from benzene. It is chemically and structurally closely related to benzoic acid. As a relevant alIergen it is represented in the epicutaneous test series"Fragrances and essential oils". Its allergenic potency is rather low. Described are urticarial contact allergies as well as anaphylactoid reactions.

Occurrence
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Benzaldehyde causes the smell of almond kernels, plum and peach kernels. This smell is also present when crushing cherry laurel leaves.

Literature
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  1. Ludera-Zimoch G (1981) Case of urticaria with immediate local and generalized reaction to cinnamon oil and benzaldehyde. Przegl Dermatol 68: 67-70
  2. Seite-Bellezza D et al (1994) Contact urticaria from cinnamic aldehydes and benzaldehydes in a confectioner. Contact dermatitis 31:272-273

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Last updated on: 29.10.2020