3-Oxyanthranilic acid

  • 2-Amino-3-hydroxybenzoic acid
  • 3-Hydroxyanthranilic acid
Formula
C7H7NO3
Structure
Description
Leaflets.
Uses
Biological intermediate in the conversion of tryptophan to acetyl-coenzyme a, biological intermediate in the biosynthesis of niacin from tryptophan in niacin-deficient animals.

Registry Numbers and Inventories.
CAS
548-93-6
EC (EINECS/ELINCS)
208-962-5
20/21/22 36/37/38 40
22 26 36
RTECS
DG2625000
RTECS class
Tumorigen; Mutagen; Reproductive Effector
Beilstein/Gmelin
973356
Beilstein Reference
4-14-00-02071

Properties.
Formula
C7H7NO3
Formula mass
153.15
Melting point, °C
164
Boiling point, °C
357
Vapor pressure, mmHg
1E-5 (25 C)
Solubility in water
Soluble
pKa/pKb
2.08 (pKa)
Heat of vaporization
63.5 kJ/mol

Hazards and Protection.
Storage
Store at -20 C.

Fire.
Flash Point,°C
170

Health.
Exposure effects
   Inhalation
Irritating substance. May induce pulmonary edema or pneumonitis. Embolization of insoluble material may occur. Dysrhythmias and hypotension may occur.
   Skin
Causes irritation.
   Eyes
Causes irritation.

First aid
 

Transport.