Isothiazolinones CMIT/MIT 14% CAS 26172-55-4
TDS 9 Inquiries
26172-55-4
Industrial Grade
99%
shanghai
Chemfine
1
2026-04-30
Organic Intermediate
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
5-Chloro-2-methyl-4-isothiazolin-3-one
Other Name:3(2H)-Isothiazolone,5-chloro-2-methyl-;4-Isothiazolin-3-one,5-chloro-2-methyl-;5-Chloro-2-methyl-3(2H)-isothiazolone;5-Chloro-N-methylisothiazolin-3-one;5-Chloro-2-methyl-3-isothiazolone;N-Methyl-5-chloroisothiazolin-3-one;2-Methyl-5-chloro-3-isothiazolone;Kathon CG 5243;5-Chloro-2-methyl-4-isothiazolin-3-one;2-Methyl-5-chloroisothiazolin-3-one;5-Chloro-2-methylisothiazolin-3-one;5-Chloro-2-methyl-2H-isothiazol-3-one;5-Chloro-N-methylisothiazolone;N-Methyl-5-chloroisothiazolone;Methylchloroisothiazolinone;Kathon IXE;HS 818;HS 818 (antiseptic);A 33;A 33 (bactericide);Bioace;T 360;CIT;CMIT;5-Chloro-2-methyl-3(2H)-isothiazolinone;5-Chloro-2-methyl-2H-isothiazolin-3-one;5-Chloro-2-methyl-4-isothiazoline-3-ketone;XL 2;XL 2 (bactericide);Acticide C 1;Kathon CJ 1;137662-59-0;137086-87-4
CAS No.:26172-55-4
UN No.:2922
Molecular Formula:C4H4ClNOS
InChIKeys:InChIKey=DHNRXBZYEKSXIM-UHFFFAOYSA-N
Molecular Weight:149.59900
Exact Mass:149.60
EC Number:247-500-7
UNII:DEL7T5QRPN
DSSTox ID:DTXSID9034286
Color/Form:Crystals from ligroin (60-90 °C)
HScode:2934999090
Categories:
Characteristics-
PSA:
50.24000
XLogP3:1.10020
Appearance:Clear to yellow liquid
Density:1.25 (14% aq.)
Melting Point:52 °C
Boiling Point:200.2ºC at 760 mmHg
Flash Point:74.9ºC
Refractive Index:n20/D 1.378
Water Solubility:In ethyl acetate, 38.06 g/L at 10 deg C
Vapor Pressure:0.328mmHg at 25°C
Henrys Law Constant:Henry's Law constant = 4.9X10-9 atm-cu m/mole at 25 °C (est)
Dissociation Constants:Does not dissociate into ions
Experimental Properties:For a mixture of 5-chloro-2-methyl-3(2H)-isothiazolone and 2-methyl-3(2H)-isothiazolone at 3:1 ratio: Clear golden yellow liquid at 25 °C. Pungent aromatic odor. Boiling point: 101.1 °C; bulk density: 1.296 g/mL at 25 °C; pH: 1.90 at 23.8 °C|Hydroxyl radical reaction rate constant = 2.20X10-11 cu cm/molec-sec at 25 °C (est)
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 3, Oral
Acute toxicity - Category 3, Dermal
Skin corrosion, Sub-category 1B
Skin sensitization, Category 1
Serious eye damage, Category 1
Specific target organ toxicity â single exposure, Category 3
Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H301+H311 Toxic if swallowed or in contact with skin
H314 Causes severe skin burns and eye damage
H317 May cause an allergic skin reaction
H318 Causes serious eye damage
H335 May cause respiratory irritation
H400 Very toxic to aquatic life
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P316 Get emergency medical help immediately.
P361+P364 Take off immediately all contaminated clothing and wash it before reuse.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P363 Wash contaminated clothing before reuse.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P333+P317 If skin irritation or rash occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P317 Get medical help.
P319 Get medical help if you feel unwell.
P391 Collect spillage.
Storage P405 Store locked up.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Organic Intermediate
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Location:
Room 1001, No. 3 Building, Jiaye International City, Jinrong 3 Street
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Payment Terms:
D/P,L/C,D/A,TT against B/L draft before shipment
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Average lead Time:
14
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Total Annual Revenue:
$50 million-$100 million
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Total Employees:
11-50
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Year of Establishment:
2003
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Inquiry History9 Inquiries
Country Product Purchase Quantity Date Posted 
United States
5-Chloro-2-methyl-3(2H)-isothiazolone
1 KG Feb 23, 2026 
India
Isothiazolinone Mit 14%
40 MT Jan 14, 2026
India
5-Chloro-2-methyl-4-isothiazolin-3-one
25 G Mar 3, 2025 
Colombia
5-chloro-2-methyl-4 isothiazolin-3-one
25 TON Nov 27, 2024 
Thailand
isothiazolinones
25000 MT Aug 5, 2024 
Vietnam
Nalco 7330
200.00 KG Jan 9, 2024 
Turkey
5-Chloro-2-methyl-4-isothiazolin-3-one
1 KG May 24, 2024
India
Isothiazolinone 14%
15 MT Dec 5, 2023
United States
Alcohols, C9-11, ethoxylated
279.2 KG Sep 22, 2025 Post an enquiry for this product
