p-[(2,4-diaminophenyl)azo]benzenesulphonamide
Names
[ CAS No. ]:
103-12-8
[ Name ]:
p-[(2,4-diaminophenyl)azo]benzenesulphonamide
[Synonym ]:
4-(2,4-diamino-phenylazo)-benzenesulfonic acid amide
4'-sulfamyl-2,4-diaminoazobenzene
Aseptil rojo (TN)
4-[(2,4-diaminophenyl)azo]-benzenesulfonamide
2'.4'-Diamino-azobenzol-sulfonsaeure-(4)-amid
streptocide
EINECS 203-081-2
Prontosil rubrum
Sulfamidochrysoidine
p-((2,4-Diaminophenyl)azo)benzenesulphonamide
4-[(2,4-diaminophenyl)diazenyl]benzenesulfonamide
4-(2,4-Diamino-phenylazo)-benzolsulfonsaeure-amid
p-[(2,4-diaminophenyl)azo]benzenesulfonamide
Chemical & Physical Properties
[ Density]:
1.54g/cm3
[ Boiling Point ]:
601.2ºC at 760mmHg
[ Melting Point ]:
249.5°C
[ Molecular Formula ]:
C12H13N5O2S
[ Molecular Weight ]:
291.32900
[ Flash Point ]:
317.4ºC
[ Exact Mass ]:
291.07900
[ PSA ]:
145.30000
[ LogP ]:
4.85730
[ Vapour Pressure ]:
2.06E-14mmHg at 25°C
[ Index of Refraction ]:
1.716
Safety Information
[ HS Code ]:
2935009090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2935009090
[ Summary ]:
2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%