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Dimethyl selenide
Also known as: Dimethylselenide · DIMETHYL SELENIDE · Dimethylselenium · 593-79-3
- CAS No.
- 593-79-3
- Formula
- C2H6Se
- Molar mass
- 109.04 g/mol
- PubChem CID
- 11648
Toxic
Health hazard
Environmental hazard
Summary
Dimethyl selenide (C2H6Se), CAS 593-79-3. 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
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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Open comparator with Dimethyl selenidePractical safety notes
- Acute toxicity. Work under a fume hood, restrict access, keep a specific antidote plan available.
- Serious health hazard (carcinogen, mutagen, reprotoxic, respiratory sensitizer). Substitute if possible; otherwise closed systems and medical surveillance.
- Environmental hazard. Do not release to sewers or waterways; collect for hazardous waste disposal.
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 Dimethyl selenide flammable?+
Dimethyl selenide (CAS 593-79-3) does not carry the GHS02 flame pictogram in our records. Always confirm with the manufacturer's SDS section 9 (flash point) before assuming a product is non-flammable.
What PPE should I wear when handling Dimethyl selenide?+
Safety glasses with side shields and nitrile gloves are the baseline. Work inside a fume hood or use a suitable respirator. Check SDS section 8 for material-specific breakthrough times.
How should Dimethyl selenide be stored?+
Store Dimethyl selenide (CAS 593-79-3) in tightly closed original containers, in a cool, dry, well-ventilated area away from incompatible materials.
Is Dimethyl selenide dangerous for the environment?+
Yes. Dimethyl selenide carries the GHS09 environment pictogram. Do not release to drains, soil or waterways; collect residues for hazardous-waste disposal in line with local regulations.
Where can I find the official Safety Data Sheet for Dimethyl selenide?+
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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