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

A15825 Sulfanilic acid, 98+%

CAS-Nummer
121-57-3
Synonyme
4-Aminobenzenesulfonic acid

Größe Preis ($) Menge Verfügbarkeit
250g 26,06
1000g 50,88
5000g 160,68
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Sulfanilic acid, 98+%

MDL
MFCD00007886
EINECS
204-482-5

Chemische Eigenschaften

Formel
C6H7NO3S
Molmasse
173.19
Schmelzpunkt
ca 365°
Dichte
1.485
Löslichkeit
Slightly soluble in water. Insoluble in ethanol, ether, caustic soda and sodium carbonate.

Anwendungen

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.

Bemerkungen

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

Literaturverweise

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.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H317

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

Sicherheitshinweise: P261-P280-P305+P351+P338-P362-P363-P321-P332+P313-P333+P313-P337+P313-P501a

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

Weitere Referenzen

Merck
14,8926
Beilstein
908765
Harmonized Tariff Code
2921.42
TSCA
Yes
RTECS
WP3895500

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