β-Hexachlorocyclohexane

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Names

[ CAS No. ]:
319-85-7

[ Name ]:
β-Hexachlorocyclohexane

[Synonym ]:
Hexachlorocyclohexane-β
beta-hexachlorocyclohexane
ENT 9,233
EINECS 200-659-6
b-BHC
b-Hexachlorocyclohexane
1-α,2-β,3-α,4-β,5-α,6-β-Hexachlorocyclohexane
b-Hexachlorobenzene
Cyclohexane, 1,2,3,4,5,6-hexachloro-, (1α,2β,3α,4β,5α,6β)-
β-BHC
β-lindane
(1a,2b,3a,4b,5a,6b)-1,2,3,4,5,6-Hexachlorocyclohexane
b-Lindane
trans-a-Benzenehexachloride
betaisomer
b-HCH
β-benzene hexachloride
β-HCH
β-HEXACHLOROBENZENE
1a,2b,3a,4b,5a,6b-Hexachlorocyclohexane
(1r,2r,3r,4r,5r,6r)-1,2,3,4,5,6-Hexachlorocyclohexane
1,2,3,4,5,6-Hexachlorocyclohexane b-Isomer
b-Hexachloran

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
288.0±0.0 °C at 760 mmHg

[ Melting Point ]:
≥300ºC

[ Molecular Formula ]:
C6H6Cl6

[ Molecular Weight ]:
290.830

[ Flash Point ]:
157.5±23.9 °C

[ Exact Mass ]:
287.860077

[ LogP ]:
3.99

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.533

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GV4375000
CHEMICAL NAME :
Cyclohexane, 1,2,3,4,5,6-hexachloro-, beta-isomer
CAS REGISTRY NUMBER :
319-85-7
BEILSTEIN REFERENCE NO. :
1907338
LAST UPDATED :
199710
DATA ITEMS CITED :
20
MOLECULAR FORMULA :
C6-H6-Cl6
MOLECULAR WEIGHT :
290.82
WISWESSER LINE NOTATION :
L6TJ AG BG CG DG EG FG BETA

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 :
6 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ALLVAR Alimentation et la Vie. (Societe Scientifique d'Hygiene Alimentaire, 16, rue de l'Estrapade, 75005 Paris, France) V.39- 1951- Volume(issue)/page/year: 43,-,1955
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1500 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
PHTXA6 Pharmacology and Toxicology. English translation of FATOAO. (New York, NY) V.20-22, 1957-59. Discontinued. Volume(issue)/page/year: 22,273,1959 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
672 mg/kg/2W-C
TOXIC EFFECTS :
Liver - other changes Liver - changes in liver weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
REFERENCE :
BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 41,531,1988
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
22750 mg/kg/13W-C
TOXIC EFFECTS :
Liver - changes in liver weight Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 6,697,1986
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
8736 mg/kg/26W-C
TOXIC EFFECTS :
Liver - other changes Liver - changes in liver weight Related to Chronic Data - death
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 100,59,1950
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1989 mg/kg/30D-C
TOXIC EFFECTS :
Peripheral Nerve and Sensation - recording from peripheral motor nerve
REFERENCE :
BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 27,704,1981
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
9 gm/kg/30D-C
TOXIC EFFECTS :
Endocrine - changes in spleen weight Blood - changes in other cell count (unspecified) Immunological Including Allergic - decrease in cellular immune response
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 11,293,1988
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Primate - monkey
DOSE/DURATION :
2250 mg/kg/90D-I
TOXIC EFFECTS :
Liver - fatty liver degeneration Liver - changes in liver weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
REFERENCE :
NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 70,85P,1974 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
18 gm/kg/2Y-C
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - tumors Liver - tumors
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,433,1973 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
672 mg/kg/
SEX/DURATION :
male 2 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 41,531,1988 *** REVIEWS *** IARC Cancer Review:Animal Limited 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: 20,195,1979 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-DENMARK:TWA 0.5 mg/m3;Skin JAN 1993 OEL-GERMANY:TWA 0.5 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 0.5 mg/m3;Skin JAN 1993

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225-H319-H336-H412

[ Supplemental HS ]:
Repeated exposure may cause skin dryness or cracking.

[ Precautionary Statements ]:
P210-P273-P280-P304 + P340 + P312-P337 + P313-P403 + P235

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
F,T,N

[ Risk Phrases ]:
11-23/24/25-39/23/24/25-50/53-40-25-21

[ Safety Phrases ]:
S7;S16;S45;S60;S61;S36/S37

[ RIDADR ]:
UN1230 3/PG 2

[ RTECS ]:
GV4375000

Synthetic Route

Precursor & DownStream

Precursor

  • l-α-Hexachlorocyclohexane
  • benzene
  • δ-Hexachlorocyclohexane
  • γ-lindane
  • Ferric chloride
  • Aluminium bromide
  • Aluminium chloride
  • Hydrochloric acid

DownStream

  • γ-lindane
  • α-3,4,5,6-Tetrachlorocyclohex-1-ene
  • l-α-Hexachlorocyclohexane
  • (3alpha,4alpha,5beta,6alpha)-3,4,5,6-Tetrachlorocyclohexene
  • 1,3,5-Trichlorobenzene
  • 1,2,4-Trichlorobenzene
  • 1,2,3-trichlorobenzene

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