CAS 935-92-2|trimethyl-p-benzoquinone

Introduction：Basic information about CAS 935-92-2|trimethyl-p-benzoquinone, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Synonyms

Common Name	trimethyl-p-benzoquinone
CAS Number	935-92-2	Molecular Weight	150.174
Density	1.1±0.1 g/cm3	Boiling Point	215.3±15.0 °C at 760 mmHg
Molecular Formula	C₉H₁₀O₂	Melting Point	26 °C
MSDS	/	Flash Point	77.3±17.4 °C

Names

Name	2,3,5-trimethylcyclohexa-2,5-diene-1,4-dione
Synonym	More Synonyms

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
InChIKey	QIXDHVDGPXBRRD-UHFFFAOYSA-N
SMILES	CC1=CC(=O)C(C)=C(C)C1=O
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

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%

Synonyms

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

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