Molekula
5-Chloro-2-methyl-4-isothiazolin-3-one
5-Chloro-2-methyl-4-isothiazolin-3-one is a potent biocide used in industrial water treatment, coatings, and personal care products to prevent microbial growth. It is a halogenated isothiazolinone with the CAS number 26172-55-4, molecular formula C4H4ClNOS, and molecular weight 149.60 g/mol. Stored at 2 to 8 °C, it is classified as Danger. Molekula supplies 5-Chloro-2-methyl-4-isothiazolin-3-one from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
5-Chloro-2-methyl-4-isothiazolin-3-one is a potent biocide used in industrial water treatment, coatings, and personal care products to prevent microbial growth. It is a halogenated isothiazolinone with the CAS number 26172-55-4, molecular formula C4H4ClNOS, and molecular weight 149.60 g/mol. Stored at 2 to 8 °C, it is classified as Danger. Molekula supplies 5-Chloro-2-methyl-4-isothiazolin-3-one from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | Clear to yellow liquid - possible low melt |
| Density | (At 20°C) 1.16 to 1.32g/cm³ |
| Identification | Conforms to reference |
| pH | 2.0 - 4.0 |
| Total Active Ingredients | 14.0 - 14.5% |
| Total CIT/MIT | 2.5 - 3.4% |
| CMIT | 10.0 - 12.0% |
| MIT | 3.0 - 5.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 8 (6.1) |
| Packing Group | II |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 32309525 |
| CAS Number | 26172-55-4 |
| Molecular Formula | C4H4ClNOS |
| Molecular Weight | 149.60 |
| SMILES | O=C1C=C(Cl)SN1C |
| EC / UN Number | 2922 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2934101000 |
| Tariff Code | 2934100090 |
Safety & GHS
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Corrosive
GHS05
-
Toxic
GHS06
-
Hazardous to the Environment
GHS09
Hazard statements
- EUH071 Corrosive to the respiratory tract
- H302+312 Harmful if swallowed or in contact with skin
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H317 May cause an allergic skin reaction
- H331 Toxic if inhaled
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in IT, FR, ES, DE, EN.
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IT - (32309525) 5-CHLORO-2-METHYL-4-ISOTHIAZOLIN-3-ONE [26172-55-4].pdf
SDS · IT · 267 KB
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FR - (32309525) 5-CHLORO-2-METHYL-4-ISOTHIAZOLIN-3-ONE [26172-55-4].pdf
SDS · FR · 271 KB
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ES - (32309525) 5-CHLORO-2-METHYL-4-ISOTHIAZOLIN-3-ONE [26172-55-4].pdf
SDS · ES · 270 KB
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DE - (32309525) 5-CHLORO-2-METHYL-4-ISOTHIAZOLIN-3-ONE [26172-55-4].pdf
SDS · DE · 270 KB
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EN - (32309525) 5-CHLORO-2-METHYL-4-ISOTHIAZOLIN-3-ONE [26172-55-4].pdf
SDS · EN · 266 KB
Certificate of Analysis (CoA) by batch
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Synonyms
No alternate names recorded for this product.
Frequently asked questions
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