08992

3,4-Dihydroxybenzoic acid

analytical standard

• 동의어(들): Protocatechuic acid
• Linear Formula: (HO)₂C₆H₃CO₂H
• CAS Number: 99-50-3
• Molecular Weight: 154.12
• Beilstein: 1448841
• EC Number: 202-760-0
• MDL number: MFCD00002509
• UNSPSC 코드: 85151701
• PubChem Substance ID: 329748656
• NACRES: NA.24

속성

• Grade: analytical standard
• Quality Level: 100
• 분석: ≥97.0% (HPLC)
• 유통기한: limited shelf life, expiry date on the label
• 기술: HPLC: suitable; gas chromatography (GC): suitable
• mp: 197-200 °C (dec.) (lit.)
• 응용 분야: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• 형식: neat
• SMILES string: 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)
• InChI key: YQUVCSBJEUQKSH-UHFFFAOYSA-N

설명

일반 설명

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.

애플리케이션

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.

생화학적/생리학적 작용

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

포장

Bottomless glass bottle. Contents are inside inserted fused cone.

추천 제품

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

안전성 정보

• 픽토그램: GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H315,H319,H335
• 예방조치 성명서: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable