8862. Suberic Acid

Nomenclature

CAS number: 505-48-6
Octanedioic acid; 1,6-dicarboxyhexane; 1,6-hexanedicarboxylic acid.
C8H14O4; mol wt 174.19.
C 55.16%, H 8.10%, O 36.74%.

Description and references

Made by heating castor oil or ricinoleic acid with nitric acid: Dominguez, Lopez, Ciencia (Mexico City) 20, 73 (1959), C.A. 54, 18990f (1960). Prepn from diethyl malonate + ω-bromocapronitrile: Cason et al., J. Org. Chem. 14, 37 (1949); by oxidation of oleic acid with nitric acid: Cavanaugh, Weir, US 2560156 (1951 to du Pont).

Chemical structure

Properties

Crystals, mp 140-144°. bp100 279°. Sublimes at 300° without decompn. One gram dissolves in 625 ml water, 172 ml ether; sol in alcohol; almost insol in chloroform.

Use

In the plastics industry.