Description

Molecular Formula: C4H5NOS
Molecular Weight: 115.15
Structural Formula:

Specification：

Items	Specifications
Melting point	254-256°C(lit.)
Boiling point	bp0.0393°
Density	1.25 (14% aq.)
Vapor pressure	<0.1mmHg(25°C)
Solubility	soluble in chloroform, ethyl acetate
Acidity coefficient (pKa)	-2.03±0.20(Predicted)
Water solubility	489g/L at 20°C

Function：

1.2-Methyl-4-isothiazolin-3-one has sterilization function.
2.2-Methyl-4-isothiazolin-3-one has good antiseptic function.

Application：

1. Used in lotions, creams, lotions and other skin care products to ensure the safety of the user’s skin.
2. Used in shampoo, shower gel and other products to ensure the cleanliness and hygiene of the products.
3. Used in water-based paints and emulsion paints.
4. Used in all kinds of glue, sealant, to ensure the adhesion and stability of glue, sealing.
5. Used in pulp treatment, paper coating to prevent mold and deterioration.
6. Used in industrial circulating water treatment system to reduce equipment corrosion and clogging and improve the operating efficiency of circulating water system.
7. In the process of sewage treatment, methylisothiazolinone can be used as an auxiliary bactericidal antiseptic.