08992

3,4-Dihydroxybenzoic acid

analytical standard

• Sinonimo/i: Protocatechuic acid
• Formula condensata: (HO)₂C₆H₃CO₂H
• Numero CAS: 99-50-3
• Peso molecolare: 154.12
• Beilstein: 1448841
• Numero CE: 202-760-0
• Numero MDL: MFCD00002509
• Codice UNSPSC: 85151701
• ID PubChem: 329748656
• NACRES: NA.24

Proprietà

• Grado: analytical standard
• Livello qualitativo: 100
• Saggio: ≥97.0% (HPLC)
• Durata: limited shelf life, expiry date on the label
• tecniche: HPLC: suitable; gas chromatography (GC): suitable
• Punto di fusione: 197-200 °C (dec.) (lit.)
• applicazioni: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• Formato: neat
• Stringa SMILE: OC(=O)c1ccc(O)c(O)c1
• InChI: 1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11); YQUVCSBJEUQKSH-UHFFFAOYSA-N

Descrizione

Descrizione generale

3,4-Dihydroxybenzoic acid is a catabolite of epinephrine. It is a phenolic compound and an important constituent of lignin present in wine, green and black tea, and herbal medicines, which exhibits anti-inflammatory and antitumor promotion. 3,4-Dihydroxybenzoic acid is also a model matrix for ionization of peptides, proteins and carbohydrates in the MALDI (matrix-assisted laser desorption ionization mass spectroscopy) technique.

Applicazioni

3,4-Dihydroxybenzoic acid may be used as a reference standard for the determination of:

• Phenols in biomass pre-treatment hydrolysates by high-performance liquid chromatography method.
• 3,4-Dihydroxybenzoic acid in wine by high-performance liquid chromatography with a microbore column.

Azioni biochim/fisiol

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

Confezionamento

Bottomless glass bottle. Contents are inside inserted fused cone.

Prodotti consigliati

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Informazioni sulla sicurezza

• Pittogrammi: GHS07
• Avvertenze: Warning
• Indicazioni di pericolo: H315,H319,H335
• Consigli di prudenza: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Classi di pericolo: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Organi bersaglio: Respiratory system
• Codice della classe di stoccaggio: 11 - Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable