54793

2-(4-Hydroxyphenylazo)benzoic acid

suitable for matrix substance for MALDI-MS, ≥99.5%

• Synonim(y): 2-(4′-Hydroxybenzeneazo)benzoic acid, 4′-Hydroxyazobenzene-2-carboxylic acid, HABA, HBABA
• Wzór liniowy: HOC₆H₄N=NC₆H₄CO₂H
• Numer CAS: 1634-82-8
• Masa cząsteczkowa: 242.23
• EC Number: 216-655-2
• UNSPSC Code: 12352200
• PubChem Substance ID: 329758061
• Beilstein/REAXYS Number: 1842696
• MDL number: MFCD00002428
• Assay: ≥99.5% (HPLC), ≥99.5%

Właściwości

• Quality Segment: 100
• assay: ≥99.5% (HPLC), ≥99.5%
• analyte functional class(es): polymers
• analyte chemical class(es): glycans, peptides, proteins
• technique(s): MALDI-MS: suitable
• mp: 204-208 °C
• solubility: ethanol: 20 mg/mL, clear
• cation traces: Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤50 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤100 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
• absorption: ≥2000 at 337 nm (mol. absorption)
• suitability: suitable for matrix substance for MALDI-MS
• SMILES string: Oc1ccc(cc1)\N=N\c2ccccc2C(O)=O
• InChI: 1S/C13H10N2O3/c16-10-7-5-9(6-8-10)14-15-12-4-2-1-3-11(12)13(17)18/h1-8,16H,(H,17,18)/b15-14+
• InChI key: DWQOTEPNRWVUDA-CCEZHUSRSA-N

Opis

General description

2-(4-Hydroxyphenylazo)benzoic acid) (HABA), can be used for desorption of proteins, peptides and glycoproteins, thereby making it very advantageous for matrix-assisted laser desorption ionization mass spectrometry.

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Informacja o środkach bezpieczeństwa

• Klasa składowania: 11 - Combustible Solids
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves
• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319
• pcodes: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2