20398-06-5

Name THALLIUM (I) ETHOXIDE
CAS 20398-06-5
EINECS(EC#) 243-786-2
Molecular Formula C2H5OTl
MDL Number MFCD00009072
Molecular Weight 249.44
MOL File 20398-06-5.mol
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Chemical Properties

Melting point  -3°C
Boiling point  130°C
density  3.522 g/mL at 25 °C(lit.)
refractive index  n20/D 1.676(lit.)
Fp  >230 °F
storage temp.  2-8°C
solubility  Methanol (Slightly), Water (Soluble)
form  liquid
color  cloudy, dense
Specific Gravity 3.493 (20℃)
Sensitive  Moisture Sensitive
Exposure limits ACGIH: TWA 0.02 mg/m3 (Skin)
NIOSH: IDLH 15 mg/m3; TWA 0.1 mg/m3
InChI 1S/C2H5O.Tl/c1-2-3;/h2H2,1H3;/q-1;+1
InChIKey DZFYOYRNBGNPJW-UHFFFAOYSA-N
SMILES CCO[Tl]
CAS DataBase Reference 20398-06-5(CAS DataBase Reference)
EPA Substance Registry System Ethanol, thallium(1+) salt (20398-06-5)

Safety Data

Hazard Codes  T+,N
Risk Statements 
R26/28:Very Toxic by inhalation and if swallowed .
R33:Danger of cumulative effects.
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Statements 
S13:Keep away from food, drink and animal feeding stuffs .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 1707 6.1/PG 2
WGK Germany  3
RTECS  KM2940000
TSCA  Yes
HazardClass  3
PackingGroup  II
Storage Class 6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials
Hazard Classifications Acute Tox. 2 Inhalation
Acute Tox. 2 Oral
Aquatic Chronic 2
STOT RE 2
Safety Profile
Poison by ingestion. When heated to decomposition it emits toxic fumes of T1. See also THALLIUM COMPOUNDS

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