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Isopropyl trichloroacetate
Also known as: Isopropyl trichloroacetate · Caswell No. 513 · 1-Methylethyl trichloroacetate · Acetic acid, trichloro-, 1-methylethyl ester
- CAS No.
- 3974-99-0
- Formula
- C5H7Cl3O2
- Molar mass
- 205.46 g/mol
- PubChem CID
- 77598
Flammable
Harmful / Irritant
Summary
Isopropyl trichloroacetate (C5H7Cl3O2), CAS 3974-99-0. Common in labs and industry. Read on for hazards, storage, PPE and mixing rules.
Background
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Physical properties
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Hazards
Ignites easily when exposed to a flame or spark.
May cause skin, eye or respiratory irritation.
Storage
Keep at room temperature, below 30 °C, out of direct heat.
Store somewhere well-ventilated and away from any ignition source.
Metal drums or tinted glass, tightly sealed.
Strong acids, strong bases and powerful oxidizers.
Personal protective equipment
Nitrile or butyl, at least 0.4 mm thick.
Safety goggles with side shields.
A2 organic-vapor cartridge if the room isn't well ventilated.
Occupational exposure limits (HSE)
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EU harmonised classification (ECHA C&L)
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Transport
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Compatibilities
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Open comparator with Isopropyl trichloroacetatePractical safety notes
- Flammable. Keep away from open flames, hot surfaces and sparks. Ground containers when transferring.
- Irritant / harmful. Ventilate the workspace and avoid skin contact.
Derived from the GHS classification shown above. These notes are generic guidance and do not replace the manufacturer's SDS or your local risk assessment.
FAQ
Is Isopropyl trichloroacetate flammable?+
Yes. Isopropyl trichloroacetate (CAS 3974-99-0) carries the GHS02 flame pictogram. Keep it away from ignition sources, use non-sparking tools, and ground metal containers when transferring liquid.
What PPE should I wear when handling Isopropyl trichloroacetate?+
Safety glasses with side shields and nitrile gloves are the baseline. Ventilation should be sufficient to keep vapours below the occupational exposure limit. Check SDS section 8 for material-specific breakthrough times.
How should Isopropyl trichloroacetate be stored?+
Store Isopropyl trichloroacetate (CAS 3974-99-0) in tightly closed original containers, in a cool, dry, well-ventilated area away from incompatible materials. Use a flammable-liquid cabinet and keep away from oxidizers and heat.
Is Isopropyl trichloroacetate dangerous for the environment?+
No specific environmental pictogram (GHS09) is listed in our records for Isopropyl trichloroacetate, but any chemical waste should be handled through your site's hazardous-waste procedure, not poured down the drain.
Where can I find the official Safety Data Sheet for Isopropyl trichloroacetate?+
Official, up-to-date SDS documents are published by each manufacturer (Sigma-Aldrich, Merck, Thermo Fisher, VWR, Carl Roth, etc.) and by regulators such as ECHA and NIOSH. This page is an educational summary and does not replace the manufacturer's SDS.
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