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99-50-3 - 3,4-Dihydroxybenzoic acid, 97% - Protocatechuic acid - B24016 - Alfa Aesar

B24016 3,4-Dihydroxybenzoic acid, 97%

CAS-Nummer
99-50-3
Synonyme
Protocatechuic acid

Größe Preis ($) Menge Verfügbarkeit
25g 41,40
100g 122,00
500g 468,00
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3,4-Dihydroxybenzoic acid, 97%

MDL
MFCD00002509
EINECS
202-760-0

Chemische Eigenschaften

Formel
C7H6O4
Molmasse
154.12
Schmelzpunkt
ca 202° dec.
Sensitivität
Air Sensitive
Löslichkeit
Soluble in hot alcohol and ether. Slightly soluble in water.

Anwendungen

3,4-Dihydroxybenzoic acid is a metabolite of polyphenols such as phloretin and quercetin. It is also a phenolic acid antioxidant present in fruits, vegetables and nuts. Further, it is found to be an efficacious chemopreventive agent in several carcinogenesis models. In addition to this, it acts as an anti-inflammatory agent.

Bemerkungen

Incompatible with strong oxidizing agents and strong bases.

Literaturverweise

Chandra, I. K.; Angkawijaya, A. E.; Santoso, S. P.; Ismadji, S.; Soetaredjo, F. E.; Ju, Y. H. Solution equilibria studies of complexes of divalent metal ions with 2-aminophenol and 3,4-dihydroxybenzoic acid. Polyhedron 2015, 88, 29-39.

Tang, Y.; Li, X.; Zhang, B.; Chen, P. X.; Liu, R.; Tsao, R. Characterisation of phenolics, betanins and antioxidant activities in seeds of three Chenopodium quinoa Willd. genotypes. Food Chem. 2015, 166, 308-388.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-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. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). 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
14,7894
Beilstein
1448841
Harmonized Tariff Code
2918.29
TSCA
No
RTECS
UL0560000

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