26542-23-4

• 常用中文名：4,5-Dichloro-2-methyl-3(2H)-isothiazolone
• 常用英文名：4,5-Dichloro-2-methyl-3(2H)-isothiazolone
• CAS号：26542-23-4
• 分子式：C₄H₃Cl₂NOS
• 分子量：184.04400
• 发布时间：2017-02-09 10:14:40
• 更新时间：2025-08-26 04:18:58

名称

• 英文名: 4,5-dichloro-2-methyl-1,2-thiazol-3-one
• 英文别名: 4,5-dichloro-2-methyl-3-isothiazolone; 3(2H)-Isothiazolone,4,5-dichloro-2-methyl; 4,5-dichloro-2-methyl-4-isothiazolin-3-one; 4,5-Dichlor-2-methyl-4-isothiazolin-3-on; 4,5-dichloro-2-methyl-4-isothiazoline-3-one; Methyldichloroisothiazolinone; 4,5-Dichloro-2-methyl-3(2H)-isothiazolone; 4,5-dichloro-2-methylisothiazolone; 4,5-dichloro-2-methyl-isothiazol-3-one; 4,5-Dichloro-2-Methylisothiazol-3-one

物化性质

• 密度: 1.66g/cm3
• 沸点: 199.1ºC at 760 mmHg
• 分子式: C₄H₃Cl₂NOS
• 分子量: 184.04400
• 闪点: 74.2ºC
• 精确质量: 182.93100
• PSA: 50.24000
• LogP: 1.75360
• 蒸汽压: 0.347mmHg at 25°C
• 折射率: 1.637

安全

• 危险品运输编码: UN 2922
• 包装等级: III
• 危险类别: 8

合成路线

2682-20-4 ~% 26542-23-4

文献：Rohm and Haas Company Patent: US4105431 A1, 1978 ;

71091-36-6 ~69% 26542-23-4

文献：Givaudan Corporation Patent: US4281136 A1, 1981 ;

71091-37-7 ~49% 26542-23-4

文献：Givaudan Corporation Patent: US4281136 A1, 1981 ;

999-72-4 ~8% 26172-55-4 26542-23-4 2682-20-4

文献：Clerici, Francesca; Contini, Alessandro; Gelmi, Maria Luisa; Pocar, Donato Tetrahedron, 2003 , vol. 59, # 47 p. 9399 - 9408