p-[(2,4-diaminophenyl)azo]benzenesulphonamide

p-[(2,4-diaminophenyl)azo]benzenesulphonamide Basic information

Product Name:	p-[(2,4-diaminophenyl)azo]benzenesulphonamide
Synonyms:	Parazol;Prontosil flavum;Prontosil rubrum;Pronzin rubrum;Relbazon;Rubiazol I;4-(2,4-diaminophenyl)azobenzenesulfonamide;4-(2,4-diaminophenyl)diazenylbenzenesulfonamide
CAS:	103-12-8
MF:	C12H13N5O2S
MW:	291.33
EINECS:	203-081-2
Product Categories:
Mol File:	103-12-8.mol

p-[(2,4-diaminophenyl)azo]benzenesulphonamide Chemical Properties

Melting point	249.5°C
density	1.4999 (rough estimate)
refractive index	1.5630 (estimate)
Boiling point	601.2±65.0 °C(Predicted)
pKa	9.73±0.10(Predicted)

Safety Information

MSDS Information

p-[(2,4-diaminophenyl)azo]benzenesulphonamide Usage And Synthesis

Definition

ChEBI: A diphenyldiazene compound having two amino substituents at the 2- and 4-positions and an aminosulphonyl substituent at the 4'-position. It was the first antibacterial drug, (introduced 1935) and the first of the sulfonamide antibiotics.

p-[(2,4-diaminophenyl)azo]benzenesulphonamide Preparation Products And Raw materials

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p-[(2,4-diaminophenyl)azo]benzenesulphonamide

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