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Substance
ID:368321
Structure
Similarity
Functional Group
Text
ID:1983
1,2-Dihydroxybenzene
Sigma Aldrich
ID: 135011
Names and Identifiers
IUPAC name
benzene-1,2-diol
Synonyms
Pyrocatechol
儿茶酚
1,2-二羟基苯
1,2-苯二酚
1,2-benzenediol
1,2-dihydroxybenzene
1,2-Dihydroxybenzene
邻苯二酚
Catechol
IUPAC Traditional name
catechol
Registration numbers
EC Number
204-427-5
MDL Number
MFCD00002188
Beilstein Number
471401
CAS Number
120-80-9
PubChem SID
24848193
Properties
Safety Information
GHS Precautionary statements
P280
-
P305+P351+P338
UN Number
2811
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Safety Statements
22
-
26
-
37
RID/ADR
UN 2811 6.1/PG 3
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
European Hazard Symbols
Harmful (Xn)
Hazard Class
6.1
Risk Statements
21/22
-
36/38
GHS Signal Word
Warning
MSDS Link
Download link
RTECS
UX1050000
GHS Hazard statements
H302
-
H312
-
H315
-
H319
German water hazard class
2
Packing Group
3
Physical Property
Flash Point
127 °C
260.6 °F
Vapor Pressure
1 mmHg ( 75 °C)
10 mmHg ( 118.3 °C)
Vapor Density
3.8 (vs air)
Boiling Point
245 °C(lit.)
Melting Point
100-103 °C(lit.)
Product Information
Grade
ReagentPlus®
Linear Formula
C6H4-1,2-(OH)2
Purity
≥99%
Molecule Details
Packaging
100, 500 g in poly bottle
3, 5 kg in fiber drum
5 g in glass bottle
Legal Information
ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC
Molecular Spectra
No Data Available
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References
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