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P5630

Sigma-Aldrich

3,4-Dihydroxybenzoic acid

Synonym(s):

Protocatechuic acid

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About This Item

Linear Formula:
(HO)2C6H3CO2H
CAS Number:
99-50-3
Molecular Weight:
154.12
Beilstein:
1448841
EC Number:
202-760-0
MDL number:
MFCD00002509
UNSPSC Code:
12352100

mp

197-200 °C (dec.) (lit.)

SMILES string

OC(=O)c1ccc(O)c(O)c1

InChI

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

InChI key

YQUVCSBJEUQKSH-UHFFFAOYSA-N

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Biochem/physiol Actions

Chemopreventive in several animal models of carcinogenesis. Blocks cell proliferation in the post-initiation phase.

Other Notes

This product has been replaced by 37580-ALDRICH | 3,4-Dihydroxybenzoic acid ≥97.0% (T)

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Frédéric Martin et al.
Journal of natural products, 72(5), 852-856 (2009-04-14)
Extracts from several plants of the family Bignoniaceae from Panama were submitted to a rapid DPPH TLC test for the detection of radical-scavenging activity. The MeOH extract of the stems of Jacaranda caucana, a tree that grows from Costa Rica
R Masella et al.
Current medicinal chemistry, 19(18), 2901-2917 (2012-04-24)
Epidemiological evidence has shown that a high dietary intake of vegetables and fruit rich in polyphenols is associated with a reduction of cancer incidence and mortality from coronary heart disease. The healthy effects associated with polyphenol consumption have made the
Qing-Han Gao et al.
Journal of agricultural and food chemistry, 60(38), 9642-9648 (2012-09-11)
This study investigated the changes in sugars, organic acids, α-tocopherol, β-carotene, phenolic profiles, total phenolic content (TPC), and antioxidant capacity of jujube fruits after four drying treatments (sun-, oven-, microwave- and freeze-drying). Sugar, organic acid, phenolic compounds, α-tocopherol, and β-carotene
J Kristinsson et al.
Pharmacology & toxicology, 74(3), 174-180 (1994-03-01)
The urinary metabolites of orally administered mebeverine hydrochloride (270 mg) were studied in five healthy volunteers with the aid of gas chromatography/mass spectrometry. Mebeverine, which is an ester of veratric acid and 4-(ethyl-[2-(4-methoxyphenyl)-1-methylethyl]amino)butan-1-ol, was completely hydrolysed to the corresponding acid
Paola Vitaglione et al.
The Journal of nutrition, 137(9), 2043-2048 (2007-08-22)
The metabolic fate of dietary anthocyanins (ACN) has not been fully clarified in humans. In all previous studies, the proportion of total ACN absorbed and excreted in urine was <1% intake. This study aimed to elucidate the human metabolism of
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