Preservatives & Biocides
REACH
Isothiazolinone
CAS Number
1003-07-2
EC Number
696-206-9
What is Isothiazolinone?
Isothiazolinone (CAS 1003-07-2), also referred to as 3-Isothiazolone, is the core heterocyclic scaffold underlying a broad class of industrial biocides and preservatives.
Where is Isothiazolinone used?
- Personal care and cosmetics: control of microbial growth and shelf-life extension in rinse-off and leave-on formulations
- Pulp and paper: prevention of slime-forming bacteria and fungi in process water and coating systems
- Metalworking and lubricant fluids: control of microbial contamination that degrades fluid performance and corrodes equipment
- Water treatment and oil and gas: management of biofilm formation in cooling towers, injection water and produced water streams
- It forms the active structural basis for formulated antimicrobial agents used in water-based systems and industrial process fluids.
Commercial specifications
- Concentration levels in commercial blends vary by target application and regulatory requirements
Other Names (Synonyms)
3-Isothiazolone|Isothiazolin-3-one|E57JT172V7|RefChem:792369|Isothiazol-3(2H)-one|3(2H)-Isothiazolone|Isothiazol-3-one
What are the physical properties of Isothiazolinone?
Melting Point 73-74 °C
Density 1.366±0.06 g/cm3(Predicted)
Color Off-White
Form Solid
How is Isothiazolinone classified and handled safely? Learn More
Warning
GHS07· Irritant
Hazard Statements
H302 Harmful if swallowed
H312 Harmful in contact with skin
H315 Causes skin irritation
H319 Causes serious eye irritation
H332 Harmful if inhaled
H335 May cause respiratory irritation
Precautionary Statements
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
Which trade and regulatory codes apply to Isothiazolinone?
HS Code 2934100090