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121-57-3 - Sulfanilic acid, 98+% - 4-Aminobenzenesulfonic acid - A15825 - Alfa Aesar

A15825 Sulfanilic acid, 98+%

Codice CAS
121-57-3
Sinonimi
4-Aminobenzenesulfonic acid

Dimensioni Prezzo ($) Quantità Disponibilità
250g 26,10
1000g 50,90
5000g 161,00
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Sulfanilic acid, 98+%

MDL
MFCD00007886
EINECS
204-482-5

Proprietà chimiche

Formula
C6H7NO3S
Peso formula
173.19
Punto di fusione
ca 365°
Densità
1.485
Solubilità
Slightly soluble in water. Insoluble in ethanol, ether, caustic soda and sodium carbonate.

Applicazioni

Reagent for the detection of histidine; intermediate for dyes and pharmaceuticalsSulfanilic acid is used as a reagent for chromatographic detection of histidine. It is also used as a chemical intermediate in organic synthesis. It is utilized in quantitative analysis of nitrate and nitrite ions. It plays an essential role in the manufacturing of azo dyes and in synthesis of sulfa drugs. It is used as a dopant for the chemical synthesis of polyaniline. It is used to prepare 2,4-diamino-6-p-sulphoanilinopyrimidine by reacting with 6-chloro-pyrimidine-2,4-diamine.

Note

Incompatible with strong oxidizing agents, strong acids and strong bases.

Letteratura

Jana, M.; Saha, S.; Khanra, P.; Samanta, P.; Koo, H.; Murmu, N. C.; Kuila, T. Non-covalent functionalization of reduced graphene oxide using sulfanilic acid azocromotrop and its application as a supercapacitor electrode material. J. Mater. Chem. A 2015, 3 (14), 7323-7331.

Song, J.; Wu, F.; Wan, Y.; Ma, L. Colorimetric detection of melamine in pretreated milk using silver nanoparticles functionalized with sulfanilic acid. Food Control 2015, 50, 356-361.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H315-H319-H317

Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction.

Dichiarazioni precauzionali: P261-P280a-P305+P351+P338-P363-P321-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Wash contaminated clothing before reuse. Specific treatment (see label). Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,8926
Beilstein
908765
Codice tariffe armonizzato
2921.42
TSCA
Yes
RTECS
WP3895500

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