2-Methyl-4-isothiazoline-3-one

About This Item

Molecular Formula	C₄H₅NOS
CAS Number	2682-20-4

FC-0775939

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Properties

Chemical Identifiers

IUPAC Name	2-methyl-1,2-thiazol-3-one
SMILES	CN1C(=O)C=CS1
InChI Key	SJXPQSRCFCPWQQ-UHFFFAOYSA-N
InChI	InChI=1S/C4H5NOS.ClH/c1-5-4(6)2-3-7-5;/h2-3H,1H3;1H

Physical Properties

Boiling Point	182.8±23.0 °C at 760 mmHg
Melting Point	50-51 °C
Flash Point	64.3±22.6 °C
Density	1.35 g/mL at 25 °C

Safety Information

Hazard Class

Danger

Flash Point

64.3±22.6 °C

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.