874. Atropic Acid

Nomenclature

CAS number: 492-38-6
α-Methylenebenzeneacetic acid; α-phenylacrylic acid.
C9H8O2; mol wt 148.16.
C 72.96%, H 5.44%, O 21.60%.

Description and references

Prepn: Normant, Maitte, Bull. Soc. Chim. Fr. 1956, 1439.

Chemical structure

Properties

Tabular or acicular crystals; volatilizes in steam. mp 106-107°. bp ≈267° with partial decompn. Sol in 790 parts water; sol in alc, benzene, chloroform, ether, CS2.

Caution

Irritating to skin, mucous membranes.