Protocatechuic acid
SIAL/03930590 - primary reference standard
Synonym: 3,4-Dihydroxybenzoic acid; Protocatechuic acid
CAS Number: 99-50-3
Empirical Formula (Hill Notation): C7H6O4
Molecular Weight: 154.12
EC Number: 202-760-0
MDL Number: MFCD00002509
Linear Formula: (HO)2C6H3CO2H
Product Type: Chemical
| application(s) | food and beverages |
| grade | primary reference standard |
| InChI | 1S/C7H6O4/c8-5-2-1-4(7(10 |
| InChI key | YQUVCSBJEUQKSH-UHFFFAOYSA |
| manufacturer/tradename | HWI |
| mp | 197-200 °C (dec.) (lit.) |
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | OC(=O)c1ccc(O)c(O)c1 |
| Application: | Reference Standard in the analysis of herbal medicinal products |
| Biochem/physiol Actions: | Chemopreventive in several animal models of carcinogenesis. Blocks cell proliferation in the post-initiation phase. |
| General description: | Produced and qualified by HWI pharma services GmbH. Exact content by quantitative NMR can be found on the certificate. |
| General description: | Protocatechuic acid belongs to the class of polyphenolic compounds, which can be generally isolated from the dried flower of roselle. It can serve as a potential candidate possessing anticancer property, which can be involved in suppressing the growth of human promyelocytic leukemia HL-60 cells. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H319 - H335 |
| Precautionary statements | P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 197-200 °C (dec.) (lit.) |
| UNSPSC | 85151701 |