MilliporeSigma
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39319

Supelco

2,5-Dihydroxybenzoic acid

matrix substance for MALDI-MS, ≥99.5% (HPLC), Ultra pure

Synonym(s):
2,5-DHBA, DHB, Gentisic acid, Hydroquinonecarboxylic acid
Linear Formula:
(HO)2C6H3CO2H
CAS Number:
Molecular Weight:
154.12
Beilstein:
2209119
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

matrix substance for MALDI-MS

Quality Level

assay

≥99.5% (HPLC)

analyte functional class(es)

polymers

analyte chemical class(es)

glycans, lipids, organic molecules, peptides, proteins

technique(s)

MALDI-MS: suitable

mp

203-207 °C
204-208 °C (lit.)

solubility

methanol: 10 mg/mL, clear

cation traces

Al: ≤1 mg/kg
Ba: ≤1 mg/kg
Ca: ≤1 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤1 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Na: ≤1 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES string

OC(=O)c1cc(O)ccc1O

InChI

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

InChI key

WXTMDXOMEHJXQO-UHFFFAOYSA-N

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Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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