Tetrazol-1-acetic acid

  • 1-Tetrazoleacetic acid
  • 1-Tetrazolylacetic acid
  • 1H-Tetrazole-1-acetic acid
  • 1H-Tetrazol-1-ylacetic acid;
  • 2-(1H-Tetrazol-1-yl)acetic acid
Formula
C3H4N4O2
Structure

Registry Numbers and Inventories.
CAS
21732-17-2
EC (EINECS/ELINCS)
244-551-7
UN (DOT)
0407
Beilstein/Gmelin
1210476
Beilstein Reference
5-26-11-00065
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C3H4N4O2
Formula mass
128.09
Melting point, °C
128 - 131
Solubility in water
Very soluble
pKa/pKb
2.67 (pKa)

Hazards and Protection.
Protection
Wear appropriate protective gloves, clothing and goggles.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Make no contact with the spilled material. ELIMINATE ignition sources and ground all equipment. DO NOT OPERATE RADIO TRANSMITTERS WITHIN 100 meters OF ELECTRIC DETONATORS. DO NOT CLEAN-UP OR DISPOSE OF, EXCEPT UNDER SUPERVISION OF A SPECIALIST.

Fire.
Fire fighting
Use plenty of water - FLOOD it! If water is not available, use carbon dioxide, dry chemical or dirt.
Hazards
May explode and throw fragments 500 meters or more if fire reaches cargo.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Exposure effects
   Inhalation
May cause irritation.
   Skin
See inhalation.
   Eyes
See inhalation.

First aid
 
   Ingestion
Seek medical assistance.
   Inhalation
Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.
   Skin
Remove and isolate contaminated clothing and shoes. Flush with running water for at least 20 minutes.
   Eyes
Flush with running water for at least 20 minutes.

Transport.
UN number
0407
Response guide
Hazard class
1.4C
Packing Group
II