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Substance Name: ortho-Dichlorobenzene
RN: 95-50-1
UNII: 6PJ93I88XL
InChIKey: RFFLAFLAYFXFSW-UHFFFAOYSA-N

Molecular Formula

  • C6-H4-Cl2

Molecular Weight

  • 147.0036
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Herbicide
  • Insecticide
  • Insecticides
  • Mutation Data
  • Pesticides
  • Reproductive Effect
  • Skin / Eye Irritant
  • Tumor Data

Superlist Classification Codes

  • 2007 CERCLA Priority List, Rank: 172
  • 2011 CERCLA Priority List, Rank: 175
  • Ceiling 50 ppm (300 mg/m3)
  • Overall Carcinogenic Evaluation: Group 3
  • Reportable Quantity (RQ) = 100 lb
  • TWA (25 ppm); STEL (50 ppm); Not classifiable as a human carcinogen

Names and Synonyms

Results Name

  • ortho-Dichlorobenzene

Name of Substance

  • 1,2-Dichlorobenzene
  • 2-Dichlorobenzene
  • o-Dichlorobenzene

Synonyms

  • 1,2-Dichlorobenzene
  • AI3-00053
  • Caswell No. 301
  • CCRIS 1360
  • Chloroben
  • Cloroben
  • DCB
  • Dichlorobenzene, ortho, liquid
  • Dilantin DB
  • Dilatin DB
  • Dizene
  • Dowtherm E
  • EC 202-425-9
  • EINECS 202-425-9
  • EPA Pesticide Chemical Code 059401
  • HSDB 521
  • NCI-C54944
  • NSC 60644
  • o-Dichlor benzol
  • o-Dichlorbenzol
  • o-Dichlorobenzene
  • o-Dichlorobenzol
  • Orthodichlorobenzene
  • Orthodichlorobenzol
  • Special termite fluid
  • Termitkil
  • UNII-6PJ93I88XL

Systematic Names

  • 1,2-Dichlorobenzene
  • Benzene, 1,2-dichloro-
  • Benzene, o-dichloro-

Superlist Names

  • 1,2-Dichlorobenzene
  • Benzene, 1,2-dichloro-
  • Benzene, o-dichloro-
  • o-Dichlorobenzene
  • o-Dichlorobenzene [UN1591] [Keep away from food]
  • RCRA waste no. U070
  • UN1591

Registry Numbers

CAS Registry Number

  • 95-50-1

FDA UNII

  • 6PJ93I88XL

System Generated Number

  • 0000095501

Structure Descriptors

InChI

1S/C6H4Cl2/c7-5-3-1-2-4-6(5)8/h1-4H

InChIKey

RFFLAFLAYFXFSW-UHFFFAOYSA-N

Smiles

c1(c(cccc1)Cl)Cl

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 800ppm/24H (800ppm) LIVER: "HEPATITIS (HEPATOCELLULAR NECROSIS), DIFFUSE" Journal of Pathology and Bacteriology. Vol. 44, Pg. 281, 1937.
guinea pig LDLo oral 2gm/kg (2000mg/kg)   "Industrial Hygiene and Toxicology," 2nd ed., Patty, F.A., ed., New York, John Wiley & Sons, Inc., 1958-63Vol. 2, Pg. 1336, 1963.
mouse LD50 intraperitoneal 1228mg/kg (1228mg/kg)   Mutagenesis. Vol. 2, Pg. 111, 1987.
mouse LD50 oral 4386mg/kg (4386mg/kg)   Yakkyoku. Pharmacy. Vol. 32, Pg. 471, 1981.
mouse LDLo intravenous 400mg/kg (400mg/kg)   Journal of Pathology and Bacteriology. Vol. 44, Pg. 281, 1937.
rabbit LD50 oral 500mg/kg (500mg/kg)   "Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson Publications, 1976/77 revisionVol. 3, Pg. 32, 1976/1977.
rabbit LD50 skin > 10gm/kg (10000mg/kg)   National Technical Information Service. Vol. OTS0521597,
rabbit LDLo intravenous 250mg/kg (250mg/kg)   Journal of Pathology and Bacteriology. Vol. 44, Pg. 281, 1937.
rat LCLo inhalation 821ppm/7H (821ppm) LIVER: "HEPATITIS (HEPATOCELLULAR NECROSIS), ZONAL"

BEHAVIORAL: GENERAL ANESTHETIC

SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE
AMA Archives of Industrial Health. Vol. 17, Pg. 180, 1958.
rat LD50 intraperitoneal 840mg/kg (840mg/kg)   Medycyna Pracy. Industrial Medicine. Vol. 20, Pg. 519, 1969.
rat LD50 oral 500mg/kg (500mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat LD50 subcutaneous 5gm/kg (5000mg/kg)   Office of Toxic Substances Report. Vol. OTS,

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -1.67E+01 deg C   EXP
Boiling Point 180 deg C   EXP
log P (octanol-water) 3.43 (none)   EXP
Water Solubility 156 mg/L 25 EXP
Vapor Pressure 1.36 mm Hg 25 EXP
Henry's Law Constant 0.00192 atm-m3/mole 25 EXP
Atmospheric OH Rate Constant 4.20E-13 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.