Azure C

  • N-Methylthionine
  • 3-Amino-7-methylaminophenothiazin-5-ium chloride
  • Monomethyldiaminodiphenazathionium chloride
  • 3-Amino-7-methylaminophenazathionium chloride
Formula
C13H12ClN3S
Structure
Uses
Biological stain.

Registry Numbers and Inventories.
CAS
531-57-7
EC (EINECS/ELINCS)
208-512-8
22 24/25
RTECS
SP5680000
RTECS class
Mutagen
Merck
13,931
Beilstein/Gmelin
4060661
Beilstein Reference
6-27

Properties.
Formula
C13H12ClN3S
Formula mass
277.78
Melting point, °C
290

Hazards and Protection.
Storage
Keep tightly closed. Store in a cool dry place.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide, Nitrogen oxides, Sulfur oxides, Hydrogen chloride gas.

Fire.
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects
Avoid contact and inhalation.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Transport.