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Substance Name: Thallium, elemental
RN: 7440-28-0
UNII: AD84R52XLF
InChIKey: BKVIYDNLLOSFOA-UHFFFAOYSA-N

Note

  • A heavy, bluish white metal, atomic number 81, atomic weight [204.382; 204.385], symbol Tl.

Molecular Formula

  • Tl

Molecular Weight

  • 204.38
 

Classification Codes

Classification Code

  • Human Data

Superlist Classification Codes

  • 2011 CERCLA Priority List, Rank: 274
  • Reportable Quantity (RQ) = 1000 lb
  • TWA 0.1 mg/m3; skin

Names and Synonyms

Name of Substance

  • Thallium
  • Thallium, elemental

MeSH Heading

  • Thallium

Synonyms

  • EINECS 231-138-1
  • HSDB 4496
  • Ramor
  • Thallium
  • Thallium, metallic
  • UNII-AD84R52XLF

Systematic Name

  • Thallium

Superlist Names

  • Thallium
  • Thallium, elemental
  • Thallium, elemental and soluble compounds
  • Thallium, soluble compounds

Registry Numbers

CAS Registry Number

  • 7440-28-0

FDA UNII

  • AD84R52XLF

Other Registry Numbers

  • 113835-49-7
  • 623903-27-5
  • 82870-81-3

System Generated Number

  • 0007440280

Structure Descriptors

InChI

1S/Tl

InChIKey

BKVIYDNLLOSFOA-UHFFFAOYSA-N

Smiles

[Tl]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
man LDLo unreported 4412ug/kg (4.412mg/kg)   "Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970.
man TDLo oral 5714ug/kg (5.714mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER

PERIPHERAL NERVE AND SENSATION: STRUCTURAL CHANGE IN NERVE OR SHEATH

SENSE ORGANS AND SPECIAL SENSES: CHANGES IN EXTRA-OCULAR MUSCLES: EYE
Archiv fuer Toxikologie. Vol. 19, Pg. 65, 1961.