W443095

3,4-Dihydroxybenzoic acid

≥99%, FG

• Synonym(s): Protocatechuic acid
• Linear Formula: (HO)₂C₆H₃CO₂H
• CAS Number: 99-50-3
• Molecular Weight: 154.12
• NACRES: NA.21
• Flavis number: 08.133
• UNSPSC Code: 12352106
• FEMA Number: 4430
• MDL number: MFCD00002509
• Beilstein/REAXYS Number: 1448841
• Organoleptic: odorless
• Grade: FG
• Food allergen: no known allergens

Properties

• InChI: 1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)
• SMILES string: OC(=O)c1ccc(O)c(O)c1
• InChI key: YQUVCSBJEUQKSH-UHFFFAOYSA-N
• grade: FG
• reg. compliance: EU 1334/2008 & 178/2002, FDA 21 CFR 117
• assay: ≥99%
• mp: 197-200 °C (dec.) (lit.)
• application(s): flavors and fragrances
• food allergen: no known allergens
• organoleptic: odorless
• Quality Level: 300

Description

Biochem/physiol Actions

Chemopreventive in several animal models of carcinogenesis. Blocks cell proliferation in the post-initiation phase.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable