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490-79-9 - 2,5-Dihydroxybenzoic acid, 99% - Gentisic acid - A11459 - Alfa Aesar

A11459 2,5-Dihydroxybenzoic acid, 99%

CAS-Nummer
490-79-9
Synonyme
Gentisic acid

Größe Preis ($) Menge Verfügbarkeit
25g 36,72
100g 103,86
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2,5-Dihydroxybenzoic acid, 99%

MDL
MFCD00002460
EINECS
207-718-5

Chemische Eigenschaften

Formel
C7H6O4
Molmasse
154.12
Schmelzpunkt
ca 206° dec.
Löslichkeit
It is soluble in alcohol and ether.

Anwendungen

2,5-dihydroxybenzoic acid are used as intermediates for pharmaceuticals (especially for antipyetic anlgesic, antirheumatism) and other organic synthesis. They are used as matrix for ionization of peptides, proteins and carbohydrates. In industrial field, they are used as intermediates for the production of other organic chemicals, resins, polyesters, plasticizers, dyestuffs, preservatives, and rubber chemicals.

Bemerkungen

Keep away from Strong oxidizing agents, Strong bases, Acid chlorides, Acid anhydrides. Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

Literaturverweise

Madelene Nikaido.; Robert Aslanian.; Frank Scavo.; Paul Helquist.; Bjoern Aakermark.; Jan E. Baeckvall. Direct preparation of 5-amino-1,3-pentadienes through use of palladium-promoted reactions. J. Org. Chem.198449, (24), 4738-4740.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H302-H315-H319-H335

Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P301+P312-P312-P405-P403+P233-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. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,4398
Beilstein
2209119
Harmonized Tariff Code
2918.29
TSCA
Yes
RTECS
LY3850000

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