Usninic acid

  • Usniacin
  • Usnein
  • (+-)-Uanic acid
  • 1,3(2H,9bH)-dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl
  • 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bh)-dibenzofurandione
Formula
C18H16O7
Structure
Uses
Antimicrobial.

Registry Numbers and Inventories.
CAS
125-46-2
EC (EINECS/ELINCS)
204-740-7
RTECS
HP5270000
RTECS class
Drug; Mutagen
Merck
12,10031
Beilstein/Gmelin
1299865
Beilstein Reference
6-18
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed

Properties.
Formula
C18H16O7
Formula mass
344.32
Melting point, °C
202 - 204
Boiling point, °C
589
Vapor pressure, mmHg
2E-14 (15 C)
Solubility in water
Insoluble
pKa/pKb
5.26 (pKa)
Heat of vaporization
91.2 kJ/mol

Hazards and Protection.

Fire.
Flash Point,°C
217

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.