1,4-Benzoquinone

Modify Date: 2024-01-02 11:13:34

1,4-Benzoquinone Structure
1,4-Benzoquinone structure
 Common Name 1,4-Benzoquinone
CAS Number 106-51-4 Molecular Weight 108.095
Density 1.3±0.1 g/cm3 Boiling Point 174.0±15.0 °C at 760 mmHg
Molecular Formula C6H4O2 Melting Point 113-115 °C(lit.)
MSDS Chinese USA Flash Point 59.3±17.4 °C
Symbol GHS06 GHS09
GHS06, GHS09		 Signal Word Danger

 Names

Name 1,4-benzoquinone
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 174.0±15.0 °C at 760 mmHg
Melting Point 113-115 °C(lit.)
Molecular Formula C6H4O2
Molecular Weight 108.095
Flash Point 59.3±17.4 °C
Exact Mass 108.021126
PSA 34.14000
LogP 0.26
Vapour density 3.73 (vs air)
Vapour Pressure 1.2±0.3 mmHg at 25°C
Index of Refraction 1.543
Stability Stable, but light sensitive. Incompatible with strong oxidizing agents. Flammable.
Water Solubility 10 g/L (25 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DK2625000
CHEMICAL NAME :
p-Benzoquinone
CAS REGISTRY NUMBER :
106-51-4
LAST UPDATED :
199712
DATA ITEMS CITED :
60
MOLECULAR FORMULA :
C6-H4-O2
MOLECULAR WEIGHT :
108.10
WISWESSER LINE NOTATION :
L6V DVJ

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 :
130 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
30 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5600 ug/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
8500 ug/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - cyanosis
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
93800 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
296 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
800 mg/kg/29W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Skin and Appendages - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
6326 mg/kg/43W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Skin and Appendages - tumors
TYPE OF TEST :
Micronucleus test

MUTATION DATA

TYPE OF TEST :
Mutation test systems - not otherwise specified
TEST SYSTEM :
Rodent - rabbit Bone marrow
REFERENCE :
AJIMD8 American Journal of Industrial Medicine. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1980- Volume(issue)/page/year: 7,485,1985 *** REVIEWS *** ACGIH TLV-TWA 0.44 mg/m3 (0.1 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 15,255,1977 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 15,255,1977 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.1 ppm (0.4 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,221,1971 OSHA PEL (Gen Indu):8H TWA 0.1 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.1 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.1 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.1 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-AUSTRALIA:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-AUSTRIA:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.1 ppm (0.44 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-FINLAND:TWA 0.1 ppm (0.4 mg/m3);STEL 0.3 ppm;Skin JAN 1993 OEL-FRANCE:TWA 0.1 ppm (0.4 mg/m3);STEL 0.3 ppm (1.5 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 5 ppm (15 mg/m3) JAN 1993 OEL-RUSSIA:STEL 0.05 mg/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 ppm (0.4 mg/m3);STEL 0.3 ppm (1.3 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.1 ppm (0.4 mg/m3);STEL 0.2 ppm (0.8 mg/m3) JAN 1993 OEL-TURKEY:TWA 0.1 ppm (0.4 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 ppm (0.4 mg/m3);STEL 0.3 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO QUINONE-air:10H TWA 0.1 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 66950 No. of Facilities: 145 (estimated) No. of Industries: 3 No. of Occupations: 6 No. of Employees: 3292 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 66950 No. of Facilities: 1228 (estimated) No. of Industries: 17 No. of Occupations: 18 No. of Employees: 15511 (estimated) No. of Female Employees: 1274 (estimated)

 Safety Information

Symbol GHS06 GHS09
GHS06, GHS09
Signal Word Danger
Hazard Statements H301 + H331-H315-H319-H335-H410
Precautionary Statements P261-P273-P301 + P310 + P330-P304 + P340 + P312-P403 + P233-P501
Personal Protective Equipment Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T:Toxic
Risk Phrases R23/25;R36/37/38;R50
Safety Phrases S26-S28-S45-S61-S28A-S23-S16
RIDADR UN 2587 6.1/PG 2
WGK Germany 3
RTECS DK2625000
Packaging Group II
Hazard Class 6.1
HS Code 2914700090

 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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 Synonyms

2,5-Cyclohexadiene-1,4-dione
p-Benzoquinone,Quinone
para-benzoquinone
Thiophene,5-dibromo
p-quinone
2,5-dibromothiophen
para-quinone
benzoquinone
2,5-dibromo thiophene
MFCD00001591
1,4-Dihydrobenzoquinone
2,5-dibromothiphene
Cyclohexadiene-1,4-dione
1,3-dibromothiophene
1,4-benzo-quinone
Thiophene,2,5-dibromo
2,5-bromothiophene
EINECS 203-405-2
p-benozquinone
p-Benzoquinone
p-dioxobenzene
1,4-Benzoquinone
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Related Compounds: More...
1,4-benzoquinone imine
3009-34-5
Bromo-1,4-benzoquinone
3958-82-5
2-Iodo-1,4-benzoquinone
3958-83-6
1,4-Benzoquinone Dioxime
105-11-3
benzoyl-1,4-benzoquinone
36041-39-1
2-Cyano-1,4-benzoquinone
3958-77-8
2-prenyl-1,4-benzoquinone
5594-02-5
2-Fluoro-1,4-benzoquinone
367-28-2
2-Acetyl-1,4-benzoquinone
1125-55-9
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