8.02410
p-Benzoquinone
for synthesis
Synonym(s):
p-Benzoquinone, p-Quinone, 1,4-Benzoquinone, 1,4-Cyclohexadiene-3,6-dione
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About This Item
vapor pressure
0.12 hPa ( 20 °C)
Quality Level
form
solid
autoignition temp.
560 °C
potency
130 mg/kg LD50, oral (Rat)
pH
4 (20 °C, 1 g/L in H2O)
mp
110-113 °C
solubility
10 g/L
density
1.32 g/cm3 at 20 °C
bulk density
700 kg/m3
storage temp.
2-30°C
SMILES string
O=C1C=CC(=O)C=C1
InChI
1S/C6H4O2/c7-5-1-2-6(8)4-3-5/h1-4H
InChI key
AZQWKYJCGOJGHM-UHFFFAOYSA-N
Application
- A free-radical inhibitor.
- A catalyst to synthesize highly site-selective N1-alkylated benzotriazoles by N1-alkylation of benzotriazoles with diazo compounds.
- A hydrogen acceptor and two electron oxidant in Pd-catalyzed Wacker oxidation of aryl olefins aldehydes.
- A redox mediator in Pd-catalyzed anaerobic electrooxidative homocoupling of aryl-boron derivatives.
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signalword
Danger
Hazard Classifications
Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Flam. Sol. 1 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
4.1B - Flammable solid hazardous materials
wgk
WGK 3
flash_point_f
170.6 °F - closed cup
flash_point_c
77 °C - closed cup
Regulatory Information
This item has
Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 8024101000 | 04022536373195 |
| 8024100100 | 04022536373188 |
| 8024100120 | 04022536697512 |
| 8024109025 | 04027269027148 |
| 8024109050 | 04022536373218 |