Sulfameter

  • 5-Methoxysulfadiazine
  • Sulfametoxydiazine
  • Methoxypyrimal
  • 2-(4-Aminobenzenesulfonamido)-5-methoxypyrimidine
  • N1-(5-Methoxypyrimidin-2-yl)sulfanilamide
  • 4-Amino-N-(5-methoxy-2-pyrimidinyl)benzenesulfonamide
Formula
C11H12N4O3S
Structure
Uses
Long acting sulfonamide used in leprosy, urinary, and respiratory tract infections.

Registry Numbers and Inventories.
CAS
651-06-9
EC (EINECS/ELINCS)
211-480-8
RTECS
WP0525000
RTECS class
Drug
Merck
13,8999
Beilstein/Gmelin
621130
Beilstein Reference
5-25-12-00525
Korea ECL
Listed

Properties.
Formula
C11H12N4O3S
Formula mass
280.31
Melting point, °C
210
Boiling point, °C
539
Vapor pressure, mmHg
1E-11 (25 C)
Solubility in water
Slightly soluble
pKa/pKb
6.69 (pKa)
Heat of vaporization
81.7 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed. Store in a cool dry place. Store at 2-8 C
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.

Fire.
Flash Point,°C
280
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
Harmful. Harmful if swallowed. May cause sensitization by skin contact.
   Ingestion
Harmful if swallowed.
   Inhalation
May be harmful if inhaled.
   Skin
May cause skin irritation. May be harmful if absorbed through the skin.
   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.