08992

3,4-Dihydroxybenzoic acid

analytical standard

• Synonim(y): Protocatechuic acid
• Wzór liniowy: (HO)₂C₆H₃CO₂H
• Numer CAS: 99-50-3
• Masa cząsteczkowa: 154.12
• Beilstein: 1448841
• Numer WE: 202-760-0
• Numer MDL: MFCD00002509
• Kod UNSPSC: 85151701
• Identyfikator substancji w PubChem: 329748656
• NACRES: NA.24

Właściwości

• klasa czystości: analytical standard
• Poziom jakości: 100
• Próba: ≥97.0% (HPLC)
• okres trwałości: limited shelf life, expiry date on the label
• metody: HPLC: suitable; gas chromatography (GC): suitable
• mp: 197-200 °C (dec.) (lit.)
• Zastosowanie: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• format: neat
• ciąg SMILES: 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)
• Klucz InChI: YQUVCSBJEUQKSH-UHFFFAOYSA-N

Opis

Opis ogólny

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.

Zastosowanie

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.

Działania biochem./fizjol.

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

Opakowanie

Bottomless glass bottle. Contents are inside inserted fused cone.

Polecane produkty

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Informacja o środkach bezpieczeństwa

• Piktogramy: GHS07
• Hasło ostrzegawcze: Warning
• Zwroty wskazujące rodzaj zagrożenia: H315,H319,H335
• Zwroty wskazujące środki ostrożności: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Klasyfikacja zagrożeń: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Organy docelowe: Respiratory system
• Kod klasy składowania: 11 - Combustible Solids
• Klasa zagrożenia wodnego (WGK): WGK 1
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable