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3,4-Dihydroxy-benzoic acid
SpectraBase Compound ID L32qSb6TctN
InChI InChI=1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)
InChIKey YQUVCSBJEUQKSH-UHFFFAOYSA-N
Mol Weight 154.12 g/mol
Molecular Formula C7H6O4
Exact Mass 154.026609 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID HqyAOYZBx5T
Name PROTOCATECHUIC ACID
Source of Sample Gallard-Schlesinger Chemical Manufacturing Corporation, Carle Place, Long Island, New York
CAS Registry Number 99-50-3
Color Properties Color= WHITE TO BROWN
Comments EXTRACTED FROM LIGNIN
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Density (20/4C) 1.54
Formula C7H6O4
InChI InChI=1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)
InChIKey YQUVCSBJEUQKSH-UHFFFAOYSA-N
Melting Point ~200C (dec.)
Molecular Weight 154.121002
RTECS Number UL0560000
Safety Data Risks and Safety Phrases= IRRITANT; DISCOLORS IN AIR; EMITS ACRID SMOKE AND FUMES WHEN HEATED TO DECOMPOSITION
Solubility Soluble in= ETHER; WATER
Synonyms CATECHOL-4-CARBOXYLIC ACID 3,4-DIHYDROXYBENZOIC ACID
Technique KBr WAFER