Substance
ID:177625
Names and Identifiers
IUPAC name
benzene-1,2-diol
Synonyms
儿茶酚邻苯二酚1,2-二羟基苯1,2-苯二酚Pyrocatechol
IUPAC Traditional name
catechol
Registration numbers
EC Number
MDL Number
Beilstein Number
PubChem SID
CAS Number
Properties
Safety Information
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
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
GHS Signal Word
Warning
European Hazard Symbols
Harmful (Xn)Safety Statements
22-26-37
GHS Precautionary statements
P280-P305+P351+P338
RID/ADR
UN 2811 6.1/PG 3
RTECS
UX1050000
Hazard Class
6.1
Risk Statements
21/22-36/38
GHS Hazard statements
H302-H312-H315-H319
German water hazard class
2
UN Number
2811
Packing Group
3
Physical Property
Boiling Point
245 °C(lit.)
Flash Point
127 °C
260.6 °F
Vapor Pressure
1 mmHg ( 75 °C)
10 mmHg ( 118.3 °C)
Melting Point
100-103 °C(lit.)
Apperance
white to faintly beige powder
Vapor Density
3.8 (vs air)
Product Information
Purity
≥99%
Molecule Details
Caution
暴露于空气和光线中时可能变色。
暴露于空气和光线中时可能变色。
Molecular Spectra
No Data Available
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References
No Data Available
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