General
Synonyms: 4,4'-diaminodiphenyl sulfone, 4,4'-sulfonylbisbenzamine,
bis(4-aminophenyl)sulfone, bis(4-aminophenyl)sulphone,
di(p-aminophenyl)sulfone, di(4-aminophenyl)sulfone, diaphenylsulfon,
dapsone, avlosulfon, cryosulfone, dapps, dds, diphenasone, disulone, dss,
diphone, eporal, maloprim, metabolite c, tarimyl, numerous further
systematic and trade names
Use: antibacterial drug
Molecular formula: C12H12N2O2S
CAS No: 80-08-0
EINECS No:
Physical data
Appearance: white crystalline powder
Melting point: 175 - 176 C
Boiling point:
Vapour density:
Vapour pressure:
Density (g cm-3): 1.33
Flash point:
Explosion limits:
Autoignition temperature:
Water solubility: negligible
Stability
Stable. Combustible. Incompatible with strong oxidizing agents.
Toxicology
Harmful if swallowed, inhaled or absorbed through the skin.
Experimental mutagen and neoplastigen.
Toxicity data
(The meaning of any toxicological abbreviations which
appear in this section is given
here.)
ORL-RAT LD50 1000 mg kg-1
ORL-HMN TDLO 18000 mg kg-1/15y
ORL-WMN TDLO 28 mg kg-1
IPR-MUS LD50 313 mg kg-1
SCU-MUS LD50 329 mg kg-1
Risk phrases
(The meaning of any risk phrases which appear in this section is
given
here.)
R20 R21 R22.
Transport information
(The meaning of any UN hazard codes which appear in this section
is given
here.)
Personal protection
[Return to Physical &
Theoretical Chemistry Lab. Safety home page.]
This information was last updated on August 31, 2005.
We have tried to make it as accurate and useful as possible, but
can take no responsibility for its use, misuse, or accuracy. We
have not verified this information, and cannot guarantee that it
is up-to-date.