PCA PA Herbal Plant Extract Powder Protocatechuic Acid CAS 99-50-3
|Place of Origin:||Shaanxi|
Payment & Shipping Terms:
|Minimum Order Quantity:||Negotiable|
|Packaging Details:||1kg/ Bag 25kg/drum|
|Payment Terms:||T/T, Western Union, L/C, D/A, D/P, MoneyGram|
|Product Name:||Protocatechuic Acid||Appearance:||White Powder|
|Shelf Life:||2 Years||Sample:||Available|
PCA PA Protocatechuic Acid,
Herbal Plant Extract Protocatechuic Acid,
CAS 99-50-3 Herbal Plant Extract Powder
Herbal Plant Extract Powder PCA PA Protocatechuic Acid CAS 99-50-3
Description of Protocatechuic Acid
Protocatechuic acid; PCA is an organic compound with the molecular formula (HO)2C6H3COOH and molecular weight 154.12. The appearance is white to brown crystalline powder, discoloration in air. Dissolved in 50 parts water; Soluble in ethanol and ether. It is found in the leaves of Stenoloma chusanum(L.)Ching and in the leaves of Ilex Chi-nensis Sims.
Character of Protocatechuic Acid
|Product name||Protocatechuic Acid|
|Assay by HPLC||≥95%||≧95.69%|
|Appearance||White Powder||White Powder|
|Melting point||197-200 °C (dec.) (lit.)||Conforms|
|Boiling point||237.46°C (rough estimate)||Conforms|
|Refractive index||1.6400 (estimate)||Conforms|
|Total Plate Count||<1000cfu/g||Conforms|
|Yeast & Mold||<100cfu/g||Conforms|
|Conclusion||Conform with specification|
Function & Application of Protocatechuic Acid
Introduce of Protocatechuic Acid:
Protocatechuic acid (PCA), or 3,4-dihydroxybenzoic acid, is a phenolic acid found naturally in many vegetables and fruits, and is an active ingredient in many Chinese herbal medicines (e.g. Salvia divinorum, Hibiscus esculentus). Protocatechuic acid is a water-soluble phenolic acid and is the active ingredient in many herbal medicines. It has pharmacological activities such as anti-platelet agglutination, reducing myocardial oxygen consumption, improving myocardial oxygen tolerance, slowing heart rate, antibacterial and analgesic effects, as well as antioxidant, anti-tumour and neuroprotective effects.
Protocatechuic acid (PA) is a water-soluble phenolic acid that is widely found in common herbs such as Sesquiterpene, Herb, and Bittersweet, and has significant pharmacological effects in reducing myocardial oxygen consumption, improving myocardial oxygen tolerance, and slowing heart rate, as well as having significant anti-HBV effects .
Synonyms: 3,4-dihydroxybenzoic acid
Properties: White to brown crystalline powder, discoloured in air. Density 1.54 g/cm3. Melting point approx. 200°C (decomposition). Soluble in 50 parts water; soluble in ethanol and ether.
Botanical source: Found in the leaves of Stenoloma chusanum (L.) Ching, a plant of the family Lepidopteridae, and in the leaves of Ilex chi-nensis Sims, a plant of the family Holly.
Pharmacological efficacy: This product has antibacterial effects, in vitro tests on Pseudomonas aeruginosa, Escherichia coli, S. typhi, S. dysenteriae, Bacillus alkali, Bacillus subtilis and Staphylococcus aureus have different degrees of inhibition. It also has an expectorant and asthma calming effect. It is used clinically for the treatment of chronic bronchitis.
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