8.02410
p-Benzoquinone
for synthesis
Synonym(s):
p-Benzoquinone, p-Quinone, 1,4-Benzoquinone, 1,4-Cyclohexadiene-3,6-dione
About This Item
Recommended Products
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
1 of 4
This Item | 243736 | 152277 | A2898 |
---|---|---|---|
n20/D 1.548 (lit.) | n20/D 1.551 (lit.) | n20/D 1.5618 (lit.) | - |
60-65 °C/0.1 mmHg (lit.) | 120 °C/15 mmHg (lit.) | 203-204 °C (lit.) | 191 °C/15 mmHg (lit.) |
1.112 g/mL at 25 °C (lit.) | 1.106 g/mL at 25 °C (lit.) | 1.2 g/mL at 25 °C (lit.) | - |
liquid | liquid | solid | solid |
Application
- A free-radical inhibitor.[1]
- A catalyst to synthesize highly site-selective N1-alkylated benzotriazoles by N1-alkylation of benzotriazoles with diazo compounds.[2]
- A hydrogen acceptor and two electron oxidant in Pd-catalyzed Wacker oxidation of aryl olefins aldehydes.[3]
- A redox mediator in Pd-catalyzed anaerobic electrooxidative homocoupling of aryl-boron derivatives.[4]
Signal Word
Danger
Hazard Statements
Precautionary Statements
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 Code
4.1B - Flammable solid hazardous materials
WGK
WGK 3
Flash Point(F)
170.6 °F - closed cup
Flash Point(C)
77 °C - closed cup
Certificates of Analysis (COA)
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