Product Name

  • Name

    Thallium(I) oxide

  • EINECS
  • CAS No. 1314-12-1
  • Density g/cm3
  • Solubility
  • Melting Point 300oC
  • Formula OTl2
  • Boiling Point 100°Cat760mmHg
  • Molecular Weight 424.765
  • Flash Point °C
  • Transport Information
  • Appearance clear colorless to yellow liquid after melting
  • Safety Poison by ingestion, intraperitoneal, and intravenous routes. When heated to decomposition it emits toxic vapors of Tl.
  • Risk Codes R22; R36/37/38
  • Molecular Structure Molecular Structure of 1314-12-1 (Thallium(I) oxide)
  • Hazard Symbols Toxic by ingestion.
  • Synonyms Dithalliumoxide; Thallium oxide; Thallium(1+) oxide; Thallous oxide
  • PSA 9.23000
  • LogP -0.06840

Thallium oxide Chemical Properties

Molecular Structure:

Molecular Formula: OTl2
Molecular Weight: 424.766
IUPAC Name: $l^{1}-Thallanyloxythallium
Synonyms of Thallium oxide (CAS NO.1314-12-1): Dithallium oxide ; Thallium oxide (Tl2O)
CAS NO: 1314-12-1
EINECS: 215-220-4

Thallium oxide Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo intraperitoneal 31200ug/kg (31.2mg/kg) BRAIN AND COVERINGS: ENCEPHALITIS

GASTROINTESTINAL: OTHER CHANGES

SKIN AND APPENDAGES (SKIN): HAIR: OTHER		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.
dog LDLo oral 31200ug/kg (31.2mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

GASTROINTESTINAL: OTHER CHANGES

BLOOD: HEMORRHAGE		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.
rabbit LDLo intraperitoneal 62400ug/kg (62.4mg/kg) BRAIN AND COVERINGS: ENCEPHALITIS

GASTROINTESTINAL: OTHER CHANGES

SKIN AND APPENDAGES (SKIN): HAIR: OTHER		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.
rabbit LDLo intravenous 40600ug/kg (40.6mg/kg) BRAIN AND COVERINGS: ENCEPHALITIS

SKIN AND APPENDAGES (SKIN): HAIR: OTHER

GASTROINTESTINAL: OTHER CHANGES		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.
rabbit LDLo oral 31200ug/kg (31.2mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

GASTROINTESTINAL: OTHER CHANGES

BLOOD: HEMORRHAGE		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.
rat LD50 intraperitoneal 75mg/kg (75mg/kg) BRAIN AND COVERINGS: ENCEPHALITIS

GASTROINTESTINAL: OTHER CHANGES

SKIN AND APPENDAGES (SKIN): HAIR: OTHER		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.
rat LD50 oral 40600ug/kg (40.6mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

GASTROINTESTINAL: OTHER CHANGES

BLOOD: HEMORRHAGE		 "Metal Toxicity in Mammals, Vol. 2: Chemical Toxicity of Metals and Metalloids," Venugopal, B., and T.D. Luckey, New York, Plenum Press, 1978Vol. 2, Pg. 101, 1978.

Thallium oxide Consensus Reports

Reported in EPA TSCA Inventory.

Thallium oxide Safety Profile

Poison by ingestion, intraperitoneal, and intravenous routes. When Thallium oxide (CAS NO.1314-12-1) is heated to decomposition， it emits toxic vapors of Tl.
RIDADR: 1707
HazardClass: 6.1(a)
PackingGroup: II

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