Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

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

B24016 3,4-Dihydroxybenzoic acid, 97%

CAS Number
99-50-3
Synonyms
Protocatechuic acid

Size Price ($) Quantity Availability
25g 41.40
100g 122.00
500g 468.00
Add to Cart Add to Quote Request View Item

3,4-Dihydroxybenzoic acid, 97%

MDL
MFCD00002509
EINECS
202-760-0

Chemical Properties

Formula
C7H6O4
Formula Weight
154.12
Melting point
ca 202° dec.
Sensitivity
Air Sensitive
Solubility
Soluble in hot alcohol and ether. Slightly soluble in water.

Applications

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.

Notes

Incompatible with strong oxidizing agents and strong bases.

Literature References

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 Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

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

Precautionary Statements: 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.

Other References

Merck
14,7894
Beilstein
1448841
Harmonized Tariff Code
2918.29
TSCA
No
RTECS
UL0560000

Recommended

Recently Viewed

Chemicals

Life Science

Metals & Materials

Catalysts

Analytical & Labware