Substance
ID:370417
Names and Identifiers
IUPAC name
cyclohexa-2,5-diene-1,4-dione
Synonyms
Quinone苯醌对苯醌p-Benzoquinone
IUPAC Traditional name
quinone
Registration numbers
EC Number
CAS Number
MDL Number
Beilstein Number
Properties
Safety Information
RTECS
DK2625000
GHS Signal Word
Danger
GHS Hazard statements
H301-H315-H319-H331-H335-H400
UN Number
2587
GHS Pictograms
Hazardous to the aquatic environment
Acute hazard, category1
Chronic hazard, categories 1,2
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
European Hazard Symbols
Toxic (T)
Nature polluting (N)GHS Precautionary statements
P261-P273-P301+P310-P305+P351+P338-P311
Safety Statements
26-28-45-61
Hazard Class
6.1
MSDS Link
Risk Statements
23/25-36/37/38-50
Packing Group
2
German water hazard class
3
RID/ADR
UN 2587 6.1/PG 2
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Product Information
Ignition Residue
≤0.3% (as SO4)
Purity
≥99% (GC)
Linear Formula
C6H4(=O)2
Physical Property
Flash Point
170.6 °F
77 °C
Melting Point
112-114 °C
113-115 °C(lit.)
Vapor Pressure
0.1 mmHg ( 25 °C)
Auto Ignition Point
815 °F
Vapor Density
3.73 (vs air)
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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