- Product Details
Keywords
- 99-50-3
- 3,4-Dihydroxybenzoic acid
- 99% purity
Quick Details
- ProName: 3,4-Dihydroxybenzoic acid 99-50-3
- CasNo: 99-50-3
- Molecular Formula: C7H6O4
- Appearance: powder
- Application: intermediate
- DeliveryTime: in stock
- PackAge: According to the need of packing
- Port: Shanghai
- ProductionCapacity: 100 Kilogram/Month
- Purity: 99% purity
- Storage: Sealed in dry,Room Temperature
- Transportation: air,sea,courier
- LimitNum: 1 Gram
- Grade: Industrial Grade,Pharma Grade,Electron...
Superiority
Product Name: Protocatechuic acid
Synonyms: Protocatechuic aci;Protocatechuic acid, 4-Carboxybenzene-1,2-diol, 4-Carboxycatechol;3,4- twohydroxybenzoic acid/protocatechuicacid;3,4-Dihydroxybenzoic acid >=97.0% (T);Carbohydroquinonic acid;Hypogallic acid;3,4-Dihydroxybenzoic acid Vetec(TM) reagent grade, 97%;3,4-Dihydroxybenzoic acid, >=99%
CAS: 99-50-3
MF: C7H6O4
MW: 154.12
EINECS: 202-760-0
Product Categories: chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Aromatics, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals;Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;BenzoicAcidDerivative;Organic acids;API;sy;Allium cepa (Onion);Building Blocks;Inhibitors;C7;Carbonyl Compounds;Carboxylic Acids;Chemical Synthesis;Curcuma longa (Turmeric);Ginkgo biloba;Nutrition Research;Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Vaccinium myrtillus (Bilberry)
Mol File: 99-50-3.mol
Details
Melting point 197-200 °C (dec.) (lit.)
Boiling point 237.46°C (rough estimate)
density 1.54
FEMA 4430 | 3,4-DIHYDROXYBENZOIC ACID
refractive index 1.6400 (estimate)
storage temp. Store below +30°C.
solubility 20g/l
pka 4.48(at 25℃)
form Fine Crystalline Powder
color Beige to brown
Water Solubility Soluble in hot alcohol and ether. Slightly soluble in water.
Sensitive Air Sensitive
Merck 14,7894
BRN 1448841
Stability: Stable. Incompatible with strong oxidizing agents, strong bases.
InChIKey YQUVCSBJEUQKSH-UHFFFAOYSA-N
CAS DataBase Reference 99-50-3(CAS DataBase Reference)
EPA Substance Registry System Protocatechuic acid (99-50-3)