Title: Aluminum Stearate
CAS Registry Number: 637-12-7
CAS Name: Octadecanoic acid aluminum salt
Additional Names: stearic acid aluminum salt; aluminum tristearate
Molecular Formula: C54H105AlO6
Molecular Weight: 877.39
Percent Composition: C 73.92%, H 12.06%, Al 3.08%, O 10.94%
Line Formula: [CH3(CH2)16COO]3Al
Literature References: Prepn: Gilmour et al., J. Chem. Soc. 1956, 1972.
Properties: Hard material, passes into plastic form on heating. mp 117-120°. Practically insol in water. When freshly made, sol in alcohol, benzene, oil turpentine, mineral oils. Forms cryst pyridine complex.
Melting point: mp 117-120°
Use: Waterproofing fabrics, ropes; in paint and varnish driers; thickening lubricating oils; in cements; in light-sensitive photographic compositions. |