1684. Calcium Oleate

Nomenclature

CAS number: 142-17-6
9-Octadecenoic acid calcium salt; oleic acid calcium salt.
C36H66CaO4; mol wt 602.98.
C 71.71%, H 11.03%, Ca 6.65%, O 10.61%.
Ca(C18H33O2)2.

Description and references

Prepn: Harrison, Biochem. J. 18, 1222 (1924); Pink, J. Chem. Soc. 1939, 619.

Properties

Pale-yellow transparent solid. Dec above 140°. Slowly absorbs moisture from the air to form the monohydrate. Practically insol in water, alcohol, ether, acetone, petr ether; sol in chloroform, benzene.

Use

Thickening lubricating grease; waterproofing concrete; emulsifier for benzene, kerosene, etc.; in modeling waxes to vary hardness.