73569

2-Methyl-4-isothiazolin-3-one

analytical standard

• Synonym(s): 2-Methyl-3(2H)-isothiazolone
• Empirical Formula (Hill Notation): C₄H₅NOS
• CAS Number: 2682-20-4
• Molecular Weight: 115.15
• Beilstein/REAXYS Number: 606203
• EC Number: 220-239-6
• MDL number: MFCD01742315
• UNSPSC Code: 41116107
• PubChem Substance ID: 329765047
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥98.0% (GCF)
• shelf life: limited shelf life, expiry date on the label
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• impurities: ≤13.0% water (Karl Fischer)
• application(s): cleaning products; cosmetics; environmental; food and beverages; personal care
• format: neat
• storage temp.: 2-8°C
• SMILES string: CN1SC=CC1=O
• InChI: 1S/C4H5NOS/c1-5-4(6)2-3-7-5/h2-3H,1H3
• InChI key: BEGLCMHJXHIJLR-UHFFFAOYSA-N

Description

General description

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food. Find all available reference materials for compounds listed in 10/2011 here

Application

2-Methyl-4-isothiazolin-3-one may be used as an antimicrobial preservative for the analysis of Ochratoxin A in spices using clean-up tandem immunoassay columns followed by confirmation by high performance liquid chromatography technique and in non-formalin products for wallpaper adhesives using gas chromatography technique.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Recommended products

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Safety Information

• pictograms: GHS05,GHS06,GHS09
• signalword: Danger
• hcodes: H301 + H311 - H314 - H317 - H330 - H410
• pcodes: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1A
• supp_hazards: EUH071
• Storage Class: 6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges