4784. Hydrocinnamic Acid

Nomenclature

CAS number: 501-52-0
Benzenepropanoic acid; 3-phenylpropionic acid; β-phenylpropionic acid; benzylacetic acid.
C9H10O2; mol wt 150.17.
C 71.98%, H 6.71%, O 21.31%.

Description and references

Prepn by reduction of cinnamic acid: Ingersoll, Org. Synth. 9, 42 (1929); from propiophenone: Schwenk, Papa, J. Org. Chem. 11, 798 (1946); by Mauer oxidation of 1-phenyl-3-propanol: Langenbeck, Richter, Ber. 89, 202 (1956); by chromate oxidation of propylbenzene: Reitsema, Allphin, J. Org. Chem. 27, 27 (1962).

Chemical structure

Properties

White, cryst powder, mp 47-48°. bp 280°; bp75 194-197°; bp18 145-147°; bp6 125-129°. Sol in 170 parts cold, more sol in hot water, in alcohol, benzene, chloroform, ether, glacial acetic acid, petr ether, carbon disulfide.