Chemistry:Tin(II) stearate

Tin(II) stearate

Names
Other names Stannous octadecanoate, tin distearate
Identifiers
CAS Number	6994-59-8 Y
3D model (JSmol)	Interactive image
ChemSpider	2016467
EC Number	231-570-0
PubChem CID	2734723
InChI InChI=1S/C18H36O2.Sn/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2-17H2,1H3,(H,19,20); Key: JIVYAYWWEQOVRW-UHFFFAOYSA-N
SMILES CCCCCCCCCCCCCCCCCC(=O)O.[Sn]
Properties
Chemical formula	C18H36SnO2
Molar mass	403.2
Appearance	colorless (white) crystals
Density	1.05 g/cm3
Melting point	90 °C (194 °F; 363 K)
Solubility in water	insoluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Tin(II) stearate is a metal-organic compound with the chemical formula C₁₈H₃₆SnO₂. The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid (stearic acid).

Physical properties

Tin(II) stearate forms colorless (white) crystals.

The compound is insoluble in water.

Chemical properties

Tin(II) stearate reacts with sodium hydroxide solution or hydrochloric acid to form the tin(II) chloride or tin(II) chloride hydroxide.

Uses

The compound is used in the pharmaceuticals and cosmetics industries as a thickener, film-forming polymer, and release agent.