Pyrocitric acid

  • Achilleic acid
  • Aconitic acid
  • 3-Carboxyglutaconic acid
  • Citridic acid
  • Equisetic acid
  • 1-Propene-1,2,3-tricarboxylic acid
Formula
C6H6O6
Structure
Uses
Production of itaconic acid.

Registry Numbers and Inventories.
CAS
499-12-7
EC (EINECS/ELINCS)
207-877-0
RTECS
UD2380000
RTECS class
Other
Merck
12,119
Beilstein/Gmelin
1725828
Beilstein Reference
1-02-00-00327
Canada DSL/NDSL
DSL
US TSCA
Listed
New Zealand
Listed

Properties.
Formula
C6H6O6
Formula mass
174.11
Melting point, °C
191
Boiling point, °C
543
Vapor pressure, mmHg
3E-13 (25 C)
Solubility in water
330 g/L (15 C)
pKa/pKb
2.97 (pKa)
Heat of vaporization
89.8 kJ/mol
Heat of combustion
-1990 kJ/mol

Hazards and Protection.

Fire.
Flash Point,°C
296

Health.
Exposure effects
Properties of this material have not yet been prepared. Any recommendations are of a general nature. Many chemicals cause irritation of the eyes, skin, and respiratory tract. In severe cases respiratory tract irritation can progress to ARDS/acute lung injury which may be delayed in onset for up to 24 to 72 hours in some cases Irritation or burns of the esophagus or gastrointestinal tract are also possible if caustic or irritant chemicals are ingested. ALWAYS contact your local poision control authority or medical professional for assistance.

First aid
 

Transport.