Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4,5-Dichloro-2-methylisothiazol-3-one
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,5-Dichloro-2-methyl-3(2H)-isothiazolone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

26542-23-4

26542-23-4 structure

26542-23-4 structure

Name: 4,5-Dichloro-2-methyl-3(2H)-isothiazolone
Chemical Name: 4,5-dichloro-2-methyl-1,2-thiazol-3-one
CAS Number: 26542-23-4
Molecular Formula: C₄H₃Cl₂NOS
Molecular Weight: 184.04400
Create Date: 2017-02-09 10:14:40
Modify Date: 2025-08-26 04:18:58

Name	4,5-dichloro-2-methyl-1,2-thiazol-3-one
Synonyms	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

Density	1.66g/cm3
Boiling Point	199.1ºC at 760 mmHg
Molecular Formula	C₄H₃Cl₂NOS
Molecular Weight	184.04400
Flash Point	74.2ºC
Exact Mass	182.93100
PSA	50.24000
LogP	1.75360
Vapour Pressure	0.347mmHg at 25°C
Index of Refraction	1.637

RIDADR	UN 2922
Packaging Group	III
Hazard Class	8

2682-20-4 structure

2682-20-4

~%

26542-23-4 structure

26542-23-4

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

71091-36-6 structure

71091-36-6

~69%

26542-23-4 structure

26542-23-4

Literature: Givaudan Corporation Patent: US4281136 A1, 1981 ;

71091-37-7 structure

71091-37-7

~49%

26542-23-4 structure

26542-23-4

Literature: Givaudan Corporation Patent: US4281136 A1, 1981 ;

999-72-4 structure

999-72-4

~8%

26172-55-4 structure

26172-55-4

26542-23-4 structure

26542-23-4

2682-20-4 structure

2682-20-4

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

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