Catechol CAS# 120-80-9

Name: Catechol CAS# 120-80-9
SKU: 0

Classification：Plant Extracts

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product description

Catechol CAS# 120-80-9

Catechol is a white crystalline solid. Turnsbrown on contact with light and air. Molecularweight=110.12; Specific gravity (H2O:1)=1.3; Boilingpoint=245.5℃; Freezing/Melting point=104℃. It sublimes readily; Vapor pressure=10 mmHg at 117℃; Flashpoint=127℃; Autoignition temperature=512℃.Explosive Limits in air: LEL=1.4%; UEL-Unknown.Hazard Identification (based on NFPA 704 M RatingSystem): Health 3, Flammability 1, Reactivity 2. Solubilityin water=44%.

Catechol Basic information

Product Name:	Catechol
Synonyms:	1,2-Benzenediol (pyrocatechol);1,2-benzenediol[qr];1,2-dihydroxybenzene[qr];2-Hydroxyphenol;2-hydroxyphenol[qr];ai3-03995[qr];Benzene, o-dihydroxy-;benzene,1,2-dihydroxy-
CAS:	120-80-9
MF:	C6H6O2
MW:	110.11
EINECS:	204-427-5
Product Categories:	Building Blocks;Chemical Synthesis;Organic Building Blocks;Oxygen Compounds;Polyols;Aromatics;Miscellaneous Reagents;Intermediates;Aromatic Phenols
Mol File:	120-80-9.mol

Catechol Chemical Properties

Melting point	100-103 °C (lit.)
Boiling point	245 °C (lit.)
density	1,371 g/cm3
vapor density	3.8 (vs air)
vapor pressure	1 mm Hg ( 75 °C)
refractive index	1.6120 (estimate)
Fp	279 °F
storage temp.	Store below +30°C.
solubility	430g/l
pka	9.85(at 20℃)
form	Crystalline Flakes
color	white to faintly beige
PH	6 (100g/l, H2O, 20℃)
explosive limit	1.97%(V)
biological source	synthetic (organic)
Water Solubility	430 g/L (20 ºC)
Sensitive	Air & Light Sensitive
Merck	14,7999
BRN	471401
Exposure limits	TLV-TWA 5 ppm (～22 mg/m3) (ACGIH). .
Stability:	Stable. Substances to be avoided include acid chlorides, acid anhydrides, bases, oxidizing agents, nitric acid. Light sensitive; may discolour on exposure to air. Combustible.
LogP	0.93
CAS DataBase Reference	120-80-9(CAS DataBase Reference)
NIST Chemistry Reference	1,2-Benzenediol(120-80-9)
IARC	2B (Vol. 15, Sup 7, 71) 1999
EPA Substance Registry System	Catechol (120-80-9)

Product Usage

Catechol (CAS# 120-80-9) is used in the field of chemical synthesis for rubber auxiliaries and fragrance synthesis, in the field of medicine as a drug intermediate, local anesthetic component, in the field of agriculture to participate in the synthesis of pesticides, but also used in the electroplating industry and analytical chemistry for the detection of metal ions.

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