Safety (MSDS) data for 2-n-octyl-4-isothiazolin-3-one  

Safety (MSDS) data for 2-n-octyl-4-isothiazolin-3-one

Hazard: harmful Hazard: harmful in the environment Hazard: corrosive


    Synonyms: 2-octyl-isothiazolone, micro-check skane, kathon, kathon lp preservative, kathon 893, 2-octyl-3-isothiazolone, pancil, pancil-T
    Use: bactericide, fungicide, biocide, leather preservative
    Molecular formula: C11H19NOS
    CAS No: 26530-20-1
    EC No: 247-761-7
    Annex I Index No: 613-112-00-5

Physical data

    Appearance: liquid
    Melting point:
    Boiling point: 120 C at 0.01 mm Hg (?? Not compatible with the quoted vapour pressure at 25C - both items of data from NTP registry)
    Vapour density:
    Vapour pressure: 2.98 mm Hg at 25 C
    Density (g cm-3): 1.04
    Flash point:
    Explosion limits:
    Autoignition temperature:
    Water solubility: negligible


    Stable. Incompatible with strong oxidising agents.


    Harmful if ingested. Toxic if inhaled. Toxic in contact with the skin, and may cause sensitization. Corrosive - causes burns. Severe eye irritant. Skin and respiratory irritant.

    Toxicity data
    (The meaning of any abbreviations which appear in this section is given here.)
    ORL-RAT LD50 550 mg kg-1
    SKN-RBT LD50 690 mg kg-1

    Risk phrases
    (The meaning of any risk phrases which appear in this section is given here.)
    R22 R23 R24 R34 R43 R50 R53.

Environmental information

    Very toxic in the envioronment - may cause long term damage.

Transport information

    (The meaning of any UN hazard codes which appear in this section is given here.)
    UN No 2922. Packing group II. Major hazard class 8. Subsidiary hazard class 6.1.

Personal protection

    Safety glasses, gloves, adequate ventilation.

    Safety phrases
    (The meaning of any safety phrases which appear in this section is given here.)
    S26 S36 S37 S39 S45 S60 S61.

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This information was last updated on November 12, 2005. We have tried to make it as accurate and useful as possible, but can take no responsibility for its use, misuse, or accuracy. We have not verified this information, and cannot guarantee that it is up-to-date.
{Origin ref no: 146}