Educational content for trained professionals. Not a Safety Data Sheet, not medical advice. In an emergency, call your local poison control or emergency services immediately. Terms of use.
C.I. Direct Red 39
Also known as: C.I. Direct Red 39 · DIRECT RED 39 · Erie Scarlet 3B · Calcomine Scarlet 3B
- CAS No.
- 6358-29-8
- Formula
- C32H26N4Na2O8S2
- Molar mass
- 704.7 g/mol
- PubChem CID
- 22827
Health hazard
Summary
C.I. Direct Red 39 (C32H26N4Na2O8S2), CAS 6358-29-8. Common in labs and industry. Read on for hazards, storage, PPE and mixing rules.
Background
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Physical properties
No experimental physical properties indexed yet. Try PubChem for the raw record.
Hazards
Serious long-term health effects (CMR, respiratory sensitizer).
Hazard statements
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 C.I. Direct Red 39Practical safety notes
- Serious health hazard (carcinogen, mutagen, reprotoxic, respiratory sensitizer). Substitute if possible; otherwise closed systems and medical surveillance.
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 C.I. Direct Red 39 flammable?+
C.I. Direct Red 39 (CAS 6358-29-8) 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 C.I. Direct Red 39?+
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 C.I. Direct Red 39 be stored?+
Store C.I. Direct Red 39 (CAS 6358-29-8) in tightly closed original containers, in a cool, dry, well-ventilated area away from incompatible materials.
Is C.I. Direct Red 39 dangerous for the environment?+
No specific environmental pictogram (GHS09) is listed in our records for C.I. Direct Red 39, 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 C.I. Direct Red 39?+
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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