2,5-Dihydroxybenzoic acid

Purity: matrix substance for MALDI-MS, >99.0% (HPLC)

Synonym(s): Gentisic Acid; 2, 5-DHBA; DHB; Hydroquinonecarboxylic acid

Formula: C7H6O4 Molecular Weight: 154.12

CAS Number: 490-79-9 Beilstein Number: 10(4)1441 EC Number: 207-718-5 MDL Number: MFCD00002460 PubChem CID: 3469

Properties

Shelf life: 1460 days

Solubility: Soluble in Ether, Alcohol; Insoluble in Benzene, Chloroform

Sensitivity:

Boiling point:

Melting point: 200-205°C

InChl: InChI=1S/C7H6O4/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3, 8-9H, (H, 10, 11)

Safety Information

Pictograms: GHS07

Signal Word: Warning

Hazard Statements: H315; H319; H335; H302

Precautionary Statements: P261; P305+P351+P338; P280; P302+P352; P321; P405; P501; P264; P271; P270; P304+P340; P403+P233; P362+P364; P330; P264+P265; P301+P317; P337+P317; P332+P317; P319

WGK: 3

Storage: Protected from light

Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves