o-xylene

Suppliers

Names

[ CAS No. ]:
95-47-6

[ Name ]:
o-xylene

[Synonym ]:
Orthoxylene
1,2-Dimethylbenzene
1,2-dimethyl-benzene
o-Xylol
MFCD00008519
O-Dimethylbenzene
ortho-Dimethylbenzene
1,2-Xylene
EINECS 202-422-2

Chemical & Physical Properties

[ Density]:
0.879

[ Boiling Point ]:
144 ºC

[ Melting Point ]:
-25 ºC

[ Molecular Formula ]:
C8H10

[ Molecular Weight ]:
106.165

[ Flash Point ]:
31 ºC

[ Exact Mass ]:
106.078247

[ LogP ]:
3.14

[ Vapour density ]:
3.7 (vs air)

[ Vapour Pressure ]:
6.0±0.1 mmHg at 25°C

[ Index of Refraction ]:
1.500

[ Stability ]:
Stable. Incompatible with oxidizing agents. Flammable. Hygroscopic.

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ZE2450000
CHEMICAL NAME :
o-Xylene
CAS REGISTRY NUMBER :
95-47-6
LAST UPDATED :
199712
DATA ITEMS CITED :
28
MOLECULAR FORMULA :
C8-H10
MOLECULAR WEIGHT :
106.18
WISWESSER LINE NOTATION :
1R B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
6125 ppm/12H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YAKUD5 Gekkan Yakuji. Pharmaceuticals Monthly. (Yakugyo Jihosha, Inaoka Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1959- Volume(issue)/page/year: 22,883,1980
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YAKUD5 Gekkan Yakuji. Pharmaceuticals Monthly. (Yakugyo Jihosha, Inaoka Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1959- Volume(issue)/page/year: 22,883,1980
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
6125 ppm/12H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPBAA7 Journal of Pathology and Bacteriology. (London, UK) V.1-96, 1892-1968. For publisher information, see JPTLAS. Volume(issue)/page/year: 46,95,1938
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
30 gm/m3
TOXIC EFFECTS :
Behavioral - general anesthetic Lungs, Thorax, or Respiration - respiratory depression Cardiac - other changes
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 143,223,1929
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1550 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 58,106,1985
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
1500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPBAA7 Journal of Pathology and Bacteriology. (London, UK) V.1-96, 1892-1968. For publisher information, see JPTLAS. Volume(issue)/page/year: 46,95,1938
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPBAA7 Journal of Pathology and Bacteriology. (London, UK) V.1-96, 1892-1968. For publisher information, see JPTLAS. Volume(issue)/page/year: 46,95,1938 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
150 mg/m3/24H
SEX/DURATION :
female 7-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord)
REFERENCE :
TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 18,61,1980
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
1500 mg/m3/24H
SEX/DURATION :
female 7-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
REFERENCE :
TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 18,61,1980
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
3000 mg/m3/24H
SEX/DURATION :
female 7-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 18,61,1980
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
500 mg/kg
SEX/DURATION :
male 2 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)
REFERENCE :
ARANDR Archives of Andrology. (Elsevier Science Pub. Co., Inc., 52 Vanderbilt Ave., New York, NY 10017) V.1- 1978- Volume(issue)/page/year: 11,233,1983
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
500 mg/m3/12H
SEX/DURATION :
female 6-15 day(s) after conception
REFERENCE :
ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978- Volume(issue)/page/year: 8,425,1985 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen 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 ACGIH TLV-STEL 651 mg/m3 (150 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 ACGIH TLV-TWA 434 mg/m3 (100 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 TOXICOLOGY REVIEW MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 47,75,1978 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 100 ppm (440 mg/m3) (skin) 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: 3,281,1971 OSHA PEL (Gen Indu):8H TWA 100 ppm (435 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 100 ppm (435 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 100 ppm (435 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 100 ppm (435 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO o-XYLENE-air:10H TWA 100 ppm;STEL 150 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 - M1026 No. of Facilities: 179 (estimated) No. of Industries: 9 No. of Occupations: 25 No. of Employees: 5778 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1026 No. of Facilities: 2608 (estimated) No. of Industries: 30 No. of Occupations: 28 No. of Employees: 25994 (estimated) No. of Female Employees: 5812 (estimated)

Safety Information

[ Symbol ]:

GHS02, GHS07, GHS08

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H226-H304-H312 + H332-H315-H319-H335-H412

[ Precautionary Statements ]:
P210-P261-P273-P301 + P310-P302 + P352 + P312-P331

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
Xn:Harmful

[ Risk Phrases ]:
R10;R20/21;R38

[ Safety Phrases ]:
S25-S45-S36/37-S16-S7

[ RIDADR ]:
UN 1307 3/PG 3

[ WGK Germany ]:
2

[ RTECS ]:
ZE2450000

[ Packaging Group ]:
II

[ Hazard Class ]:
3

[ HS Code ]:
2902410000

Synthetic Route

Precursor & DownStream

Precursor

  • o-Xylene, 4-chloro-
  • 3-Chloro-o-xylene
  • Methanol
  • Toluene
  • carbon monoxide
  • 1,2-Phenylenedimethanol
  • benzene
  • m-Xylene
  • 2-methylbenzyl mercaptan
  • ether

DownStream

  • 1,2,3,4-tetrachloro-5,6-bis(chloromethyl)benzene
  • 1,2,3,4-tetrachloro-5-methylbenzene
  • 6,7-Dimethyltetralin
  • 3-bromo-1-(3,4-dimethoxyphenyl)propan-1-one
  • 3,3',4,4'-TETRAMETHYLBIPHENYL
  • 1-(3,4-dimethylphenyl)-2,3-dimethylbenzene
  • o-Tolunitrile
  • 2-Methylbenzaldehyde
  • 2-Methylbenzamide
  • 2,6-dimethyl-p-benzoquinone

Customs

[ HS Code ]: 2902410000

[ Summary ]:
2902410000 o-xylene。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:2.0%。General tariff:20.0%

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Related Compounds

  • o-xylene-d10
  • Cr(o-xylene)2
  • nitro-o-xylene
  • 4-Iodo-o-xylene
  • 2-iodo-o-xylene
  • 3-Iodo-o-xylene
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine
  • rac-ethyl (3R,4S)-4-(3-fluoro-5-methylphenyl)pyrrolidine-3-carboxylate
  • 4-amino-N-[2-tert-butyl-1-(tetrahydro-2H-pyran-4-ylmethyl)-1H-benzimidazol-5-yl]-N-ethylbenzenesulfonamide