Identification

Namecatechol
IUPACbenzene-1,2-diol
CAS Number120-80-9
EINECS204-427-5
FDA UNIILF3AJ089DQ
Molecular FormulaC6 H6 O2
Molecular Weight110.11222000
MDL NumberMFCD00055728
Nikkaji NumberJ2.921A
Beilstein0471401
CoE Number680
XlogP30.90 (est)

Regulatory

DG SANTE Food Flavourings04.029 benzene-1,2-diol
DG SANTE Food Contact Materialsbenzene-1,2-diol

Physical Properties

Appearance white to tan powder (est)
Assay 97.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 103.00 to 105.00 °C. @ 760.00 mm Hg
Boiling Point 244.00 to 246.00 °C. @ 760.00 mm Hg
Vapor Pressure 1.000000 mmHg @ 75.00 °C.
Vapor Density 3.8 ( Air = 1 )
Flash Point 279.00 °F. TCC ( 137.22 °C. )
logP (o/w) 0.880
Soluble in alcohol

Cosmetic Information

CosIngcosmetic data
Cosmetic Useshair dyeing agents

No sensory data available

Safety Information

Preferred SDSView
European informationMost important hazard(s):
Oral/Parenteral Toxicityoral-guinea pig LD50 210 mg/kg
Dermal Toxicityskin-rabbit LD50 800 mg/kg
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'BLOOD: METHEMOGLOBINEMIA-CARBOXYHEMOGLOBIN\nBLOOD: LEUKOPENIA\nBEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)', 'BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD\nPERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE']

Safety in Use

Categoryindirect food additives: adhesives and components of coatings
Recommendation for catechol usage levels up tonot for fragrance use.
Recommendation for catechol flavor usage levels up tonot for flavor use.

Charkit Chemical Corporation

The Specialty Chemical Specialists

Explore this website to discover the products and services that Charkit provides for your industry and please contact us directly to find out how we can be of service to you.

View All Website 203-299-3220 sales@charkit.com

Glentham Life Sciences Ltd

The Chemical, Biochemical & Research Essentials Supplier

Glentham Life Sciences is a supplier of fine chemicals and raw materials with warehousing, laboratories and packaging facilities in the UK.

View All Website +44 (0) 1225 667798 info@glentham.com

Penta International Corporation

Chemistry innovation

At Penta, our products and services help businesses do business better.

View All Website (973) 740-2300 lisaa@pentamfg.com

TCI AMERICA

Moving Your Chemistry Forward

We continuously strive to advance our technology.

View All Website 1-800-423-8616 Sales-US@TCIchemicals.com;

Potential Uses

medical

Natural Occurrence

avocado plant bulbophyllum involutum Bulbophyllum weddellii cacao plant castoreum PMC chicory root coffee PbMd PMC ginkgo biloba leaf olive fruit onion bulb oregano plant purslane plant tea tissue culture

Synonyms

benzcatechin 1,2- benzene diol benzene-1,2-diol benzene, o-dihydroxy- 1,2- benzenediol 1,2- dihydroxybenzene durafur developer C fouramine PCH fourrine 68 o- hydroquinone ortho- hydroquinone 2- hydroxyphenol o- hydroxyphenol ortho- hydroxyphenol lopac-C-9510 phthalhydroquinone pyrocatechinic acid pyrocatechol PubMed: Effect of high-pressure processing and thermal treatment on quality attributes and nutritional compounds of "Songold" plum purée. PubMed: In situ inactivation of polyphenol oxidase in mamey fruit (Pouteria sapota) by microwave treatment. PubMed: A Solanum lycopersicum catechol-O-methyltransferase involved in synthesis of the flavor molecule guaiacol. PubMed: The effects of high hydrostatic pressure treatment on the flavor and color of grated ginger. PubMed: Biochemical changes during the storage of high hydrostatic pressure processed avocado paste. PubMed: Enhancement of fermentation process in Pu-erh tea by tea-leaf extract. PubMed: Role of roasting conditions in the profile of volatile flavor chemicals formed from coffee beans. PubMed: Electrochemically deposited boronate affinity extracting phase for covalent solid phase microextraction of cis-diol biomolecules. PubMed: Formation of strecker aldehydes from polyphenol-derived quinones and alpha-amino acids in a nonenzymic model system. PubMed: Evolution of robusta green coffee redox enzymatic activities with maturation. PubMed: The role of iron and the factors affecting off-color development of polyphenols. PubMed: In vitro studies of biological effects of cigarette smoke condensate. II. Induction of sister-chromatid exchanges in human lymphocytes by weakly acidic, semivolatile constituents. PubMed: Polyphenol oxidase and peroxidase in fruits and vegetables.