Stearic acid

About This Item

Molecular Formula	CH₃(CH₂)₁₆COOH\| C₁₈H₃₆O₂
CAS Number	57-11-4

FC-0747311

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Properties

Chemical Identifiers

IUPAC Name	octadecanoic acid
SMILES	CCCCCCCCCCCCCCCCCC(=O)O
InChI Key	QIQXTHQIDYTFRH-UHFFFAOYSA-N
InChI	InChI=1S/C18H36O2/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)

Physical Properties

Boiling Point	383 °C
Melting Point	68.8 °C
Flash Point	113 °C (235 °F) - closed cup
Density	0.86

Safety Information

Hazard Class

Warning

Flash Point

113 °C (235 °F) - closed cup

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.