Identification of 121-57-3

Name:

Sulfanilic acid (Related Reference)

EINECS:

204-482-5

Molecular Formula:

C6H7NO3S

CAS Registry Number:

121-57-3

Synonyms:

4-Aminobenzenesulfonic acid; 4-Anilinesulfonic acid; Sulfanilic acid 99+ %; Sulphanilic acid; 4-Aminobenzenesulphonic acid; Sulphanillic Acid; Sulfanilic acid 99.0+ % for analysis; N-(4-aminobenzoyl)-L-glutamic acid

InChI:

InChI=1/C6H7NO3S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H,7H2,(H,8,9,10)

HS Code:

29214210

Molecular Structure:

This structure is also available as a 2d Mol file

Chemical Properties

Appearance:

light grey powder

Molecular Weight:

173.19

Density:

1.485

Boiling Point:

500℃

Melting Point:

288℃ (dec)

Flash Point:

°C

Storage Temperature:

Store in dark!

Solubility:

0.1 g/100 mL (20 °C) in water

Stability:

Stable. Incompatible with strong oxidizing agents.

Usage:

Manufacture various dyes & organic chemicals, as reagent in anal chemistry (ehrlich's reagent, determination of nitrites).

Safety Data of 121-57-3

Risk Codes:

R36/38;R43

Safety Statements:

S24;S37