thallium (i) ethoxide

Modify Date: 2025-08-25 18:52:44

thallium (i) ethoxide Structure
thallium (i) ethoxide structure
Common Name thallium (i) ethoxide
CAS Number 20398-06-5 Molecular Weight 249.44400
Density 3.522 g/mL at 25 °C(lit.) Boiling Point 130°C
Molecular Formula C2H5OTl Melting Point -3°C
MSDS Chinese USA Flash Point >230 °F
Symbol GHS06 GHS08 GHS09
GHS06, GHS08, GHS09
Signal Word Danger

 Names

Name thallium (i) ethoxide
Synonym More Synonyms

 Chemical & Physical Properties

Density 3.522 g/mL at 25 °C(lit.)
Boiling Point 130°C
Melting Point -3°C
Molecular Formula C2H5OTl
Molecular Weight 249.44400
Flash Point >230 °F
Exact Mass 250.00800
PSA 9.23000
LogP 0.48720
Appearance of Characters liquid,cloudy, dense
Vapour Pressure 82.8mmHg at 25°C
Index of Refraction n20/D 1.676(lit.)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KM2940000
CHEMICAL NAME :
Ethanol, thallium(1+) salt
CAS REGISTRY NUMBER :
20398-06-5
LAST UPDATED :
199712
DATA ITEMS CITED :
22
MOLECULAR FORMULA :
C2-H6-O.Tl
MOLECULAR WEIGHT :
250.45
WISWESSER LINE NOTATION :
2O-TL-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,43,1953 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg(Tl)/m3 (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-BELGIUM:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-DENMARK:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-FINLAND:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-FRANCE:TWA 0.1 mg(Tl)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Tl)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-THE PHILIPPINES:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-THAILAND:TWA 0.1 mg(Tl)/m3 JAN 1993 OEL-TURKEY:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7241 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1822 (estimated) No. of Female Employees: 272 (estimated)

 Safety Information

Symbol GHS06 GHS08 GHS09
GHS06, GHS08, GHS09
Signal Word Danger
Hazard Statements H300 + H330-H373-H411
Precautionary Statements P260-P273-P284-P301 + P310 + P330-P304 + P340 + P310-P403 + P233
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes T+: Very toxic;N: Dangerous for the environment;
Risk Phrases 26/28-33-51/53
Safety Phrases S13-S28-S45-S61
RIDADR UN 1707 6.1/PG 2
WGK Germany 3
RTECS KM2940000
Packaging Group II
Hazard Class 3

 Synthetic Route

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thallium (i) ethoxide Structure

thallium (i) et...

CAS#:20398-06-5

Literature: Ann. Chim. Phys., , vol. 3, p. 394 - 394 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 59, p. 782 - 782

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thallium (i) ethoxide Structure

thallium (i) et...

CAS#:20398-06-5

Literature: Neganova, E. G.; Veits, Yu. A.; Byistro, V. K.; Semenenko, N. M.; Borisenko, A. A.; Foss, V. L. Journal of General Chemistry USSR (English Translation), 1990 , vol. 60, p. 1817 - 1822 Zhurnal Obshchei Khimii, 1990 , vol. 60, p. 2036 - 2042

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thallium (i) ethoxide Structure

thallium (i) et...

CAS#:20398-06-5

Literature: Jutzi, Peter; Wegener, Dirk; Hursthouse, Mike B. Chemische Berichte, 1991 , vol. 124, p. 295 - 300

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thallium (i) ethoxide Structure

thallium (i) et...

CAS#:20398-06-5

Literature: Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, vol. 182, p. 611

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 Synonyms

ethanol,thallium(1+)salt
THALLIUM MONOETHYLATE
MFCD00009072
EINECS 243-786-2
Ethoxythallium(I)
thallium ethylate
Thallium(I)ethylate
thallous ethoxide
THALLIUM ETHOXIDE
thallium (I) ethanolate
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