trimethyl-p-benzoquinone
Names
[ CAS No. ]:
935-92-2
[ Name ]:
trimethyl-p-benzoquinone
[Synonym ]:
Pseudocumoquinone
Trimethyl-1,4-benzoquinone
trimethyl-p-benzoquinone
Trimethyl-p-quinone
Trimethylquinone
2,3,5-trimethylbenzo-1,4-quinone
Trimethylbenzoquinone
2,3,5-Trimethyl-1,4-benzoquinone
2,3,6-trimethyl-p-benzoquinone
2,3,5-trimethyl-p-benzoquinone
p-Pseudocumoquinone
2,3,6-trimethyl-1,4-benzoquinone
2,5-Cyclohexadiene-1,4-dione, 2,3,5-trimethyl-
Cumoquinone
2,3,5-Trimethylbenzoquinone
Chemical & Physical Properties
[ Density]:
1.1±0.1 g/cm3
[ Boiling Point ]:
215.3±15.0 °C at 760 mmHg
[ Melting Point ]:
26 °C
[ Molecular Formula ]:
C9H10O2
[ Molecular Weight ]:
150.174
[ Flash Point ]:
77.3±17.4 °C
[ Exact Mass ]:
150.068085
[ PSA ]:
34.14000
[ LogP ]:
2.04
[ Vapour Pressure ]:
0.1±0.4 mmHg at 25°C
[ Index of Refraction ]:
1.501
[ Storage condition ]:
0-10°C
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GU4709600
- CHEMICAL NAME :
- 2,5-Cyclohexadien-1,4-dione, 2,3,5-trimethyl-
- CAS REGISTRY NUMBER :
- 935-92-2
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- C9-H10-O2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545315
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0291-1191
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 25 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545315
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - tremor Skin and Appendages - hair
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545315
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 18 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - other changes
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0529741-1
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- >200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0291-1191
Safety Information
[ HS Code ]:
2914690090
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%