2-Methyl-4-isothiazolin-3-one hydrochloride
[CAS 26172-54-3]

Identification

• Name: 2-Methyl-4-isothiazolin-3-one hydrochloride
• Synonyms: MIT hydrochloride
• Molecular Formula: C₄H₅NOS.HCl
• Molecular Weight: 151.61
• CAS Registry Number: 26172-54-3
• EC Number: 247-499-3

Safety Data

• Hazard Symbols: C
• Risk Statements: R34;R42/43
• Safety Statements: S26;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin sensitization	Skin Sens.	1	H317
Acute toxicity	Acute Tox.	3	H301
Serious eye damage	Eye Dam.	1	H318
Skin corrosion	Skin Corr.	1A	H314
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Acute toxicity	Acute Tox.	2	H310
Acute toxicity	Acute Tox.	2	H330
Respiratory sensitization	Resp. Sens.	1	H334
Skin corrosion	Skin Corr.	1B	H314
Skin corrosion	Skin Corr.	1	H314

• Transport Information: UN 1759