2,6-Di-tert-butyl-p-benzoquinone

Names

[ CAS No. ]:
719-22-2

[ Name ]:
2,6-Di-tert-butyl-p-benzoquinone

[Synonym ]:
2,6-di-tert-butylcyclohexa-2,5-diene-1,4-dione
3,5-di-tert-butylbenzoquinone
2,6-ditert-butylcyclohexa-2,5-diene-1,4-dione
MFCD00001601
2,5-Cyclohexadiene-1,4-dione, 2,6-bis(1,1-dimethylethyl)-
2,6-Di-tert-butyl-1,4-benzoquinone
2,6-Di-tert-butyl-p-benzoquinone
2,6-Bis(2-methyl-2-propanyl)-1,4-benzoquinone
EINECS 211-946-0
2,6-Bis-(1,1-dimethylethyl)-2,5-cyclohexadiene-1,4-dione
2,6-Di-tert-butylcyclohexa-2,5-dien-1,4-dion
3,5-di-tert-butyl-benzoquinone

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
285.4±15.0 °C at 760 mmHg

[ Melting Point ]:
65-67 °C(lit.)

[ Molecular Formula ]:
C₁₄H₂₀O₂

[ Molecular Weight ]:
220.307

[ Flash Point ]:
106.2±17.4 °C

[ Exact Mass ]:
220.146332

[ PSA ]:
34.14000

[ LogP ]:
3.90

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.504

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DK3970000

CHEMICAL NAME :: p-Benzoquinone, 2,6-di-tert-butyl-

CAS REGISTRY NUMBER :: 719-22-2

LAST UPDATED :: 199710

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C14-H20-O2

MOLECULAR WEIGHT :: 220.34

WISWESSER LINE NOTATION :: L6V DVJ BX1&1&1 FX1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2270 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Olfaction) - ulcerated nasal septum Sense Organs and Special Senses (Eye) - hemorrhage Blood - hemorrhage

REFERENCE :: TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 6,173,1980

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36-S36/37/39-S22

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
DK3970000

[ Packaging Group ]:
II; III

[ Hazard Class ]:
4.1

[ HS Code ]:
2914690090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2914690090

[ Summary ]:
2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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