Substance
ID:347111
Names and Identifiers
IUPAC name
2,5-dihydroxybenzoic acid
IUPAC Traditional name
2,5-dihydroxybenzoic acid
Synonyms
Gentisic acidHydroquinonecarboxylic acidDHB2,5-DHBA龙胆酸2,5-二羟基苯甲酸氢醌羧酸2,5-Dihydroxybenzoic acid
Registration numbers
MDL Number
CAS Number
EC Number
Beilstein Number
Properties
Safety Information
MSDS Link
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
German water hazard class
3
GHS Precautionary statements
P261-P305+P351+P338
GHS Signal Word
Warning
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Risk Statements
22-36/37/38
European Hazard Symbols
Harmful (Xn)Safety Statements
26-36
GHS Hazard statements
H302-H315-H319-H335
RTECS
LY3850000
Product Information
Mol. Weight
average mol wt 154.12224 Da
mol wt 154.1
Linear Formula
(HO)2C6H3CO2H
Physical Property
Apperance
white powder
Melting Point
204-208 °C(lit.)
Solubility
methanol: water: soluble
H2O: soluble
polar organic solvents: soluble
Molecule Details
Application
Used as a matrix for MALDI-TOF mass spec. Good matrix for ionization of peptides, proteins and carbohydrates. Good for reflectron mass spec.
Used as a matrix for MALDI-TOF mass spec. Good matrix for ionization of peptides, proteins and carbohydrates. Good for reflectron mass spec.
Molecular Spectra
No Data Available
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References
No Data Available
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