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Ethanol, thallium(1+) salt

HCID 30143
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Basic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
20398-06-5
Standard SMILES
CC[O-].[Tl+]
InChIKey
DZFYOYRNBGNPJW-UHFFFAOYSA-N
Molecular formula
C2H5OTl
Average molar mass
249.44 g/mol
Monoisotopic mass
250.00847

Names & identifiers

Preferred name
Ethanol, thallium(1+) salt
IUPAC
ethanolate;thallium(1+)
English name
Thallium (I) ethoxide
Molecular formula
C2H5OTl
Molecular weight
249.44

Names & synonyms

Thallous ethoxideETHANOL, THALLIUM(1+) SALTEthyl alcohol, thallium (I)thallium ethoxideDTXSID60890787RefChem:897598DTXCID201031159Thallium(I) ethoxideethanolate;thallium(1+)EINECS 243-786-2Thallium(1+) ethoxideC2H5OTl
Show more names
THALLIUMETHYLATEEthoxythallium(I)Thallium(I)ethylateTHALLIUM MONOETHYLATEThallous ethoxide,98%Ethanol thallium saltThallium monoethoxideThallium (I) ethoxide
SCHEMBL690956DB-045200

Database identifiers

CAS
20398-06-5
PubChem CID
30143
DTXSID
DTXSID60890787

Properties

Computed structural propertiesFilling in

Topological polar surface area
23.1 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
1
Rotatable bonds
0
Heavy atoms
4
Formal charge
0
Complexity
2

Experimental & physicochemical properties

Physical DescriptionCloudy liquid with an odor of alcohol; [Strem Chemicals MSDS]

Physicochemical properties

Melting point
-3 °C · -3°C
Boiling point
130 °C · 130°C
Density
3.522 g/mL · 3.522 g/mL at 25 °C (lit.)
refractive index
20 · n20/D 1.676(lit.)
Flash point
230 °F · >230 °F
storage temp.
2 · 2-8°C
solubility
Methanol (Slightly), Water (Soluble)
form
liquid
Specific Gravity
3.493 · 3.493 (20℃)
color
cloudy, dense
Sensitive
Moisture Sensitive
Exposure limits
0.02 mg/m3 · 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

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Hazard information

Regulatory Information · 2 items

Chemical: Ethanol, thallium(1+) salt

Thallium (I) ethanolate: HSNO Approval: HSR006161 Approved with controls

Hazards SummaryReacts with water; An irritant; Toxic by ingestion and inhalation; May have cumulative adverse effects; [Strem Chemicals MSDS] See Thallium and the linked occupational disease.

Safety & protection

Threshold Limit Values (TLV)0.02 [mg/m3], inhalable fraction, as Tl
Permissible Exposure Limit (PEL)0.1 [mg/m3], as Tl
Immediately Dangerous to Life or Health (IDLH)15.0 [mg/m3], as Tl (soluble compounds)

Toxicology

Adverse EffectsNeurotoxin - Sensorimotor;Occupational hepatotoxin - Secondary hepatotoxins: the potential for toxic effect in the occupational setting is based on cases of poisoning by human ingestion or animal experimentation.

Regulatory information

Regulatory Information · 2 items

Chemical: Ethanol, thallium(1+) salt

Thallium (I) ethanolate: HSNO Approval: HSR006161 Approved with controls

Safety data

Chemistry & industry

Applications

UsesThallium Ethoxide is used as a catalyst in suzuki cross coupling reactions.

UsesWith HCl, reduces a variety of functional groups; stereoselective allylation of carbonyl compounds; in situ generation of tin enolates for directed aldol reactions.

Upstream & downstream products

Upstream raw materials

THALLIUM(I) ACETATESodium ethoxideEthanolPotassium ethylate

Downstream products

Methyl 4-ethoxybenzoate

Related reactions

2 records
New reaction record
HRID 1448467 reaction equation
HRID 1448467As reactantuspto-grants-1979_12
HRID 1856211 reaction equation
HRID 1856211As reactantuspto-grants-1980_08

Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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InChIKey
DZFYOYRNBGNPJW-UHFFFAOYSA-N
SMILES
CCO[Tl]
CAS DataBase Reference
20398 · 20398-06-5(CAS DataBase Reference)
EPA Substance Registry System
Ethanol, thallium(1+) salt (20398-06-5)
UNSPSC Code
12352300 · 12352300
NACRES
22 · NA.22
Symbol(GHS)
6 · GHS06,GHS08,GHS09
Signal word
Danger
Hazard statements
300 · H300-H330-H300+H330-H373-H411
Precautionary statements
260 · P260-P273-P284-P301+P310+P330-P304+P340+P310-P403+P233-P302+P352-P309-P310-P420a-P501a
PPE
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes
T+,N
Risk Statements
26 · 26/28-33-51/53
Safety Statements
13 · 13-28-45-61
RIDADR
1707 · UN 1707 6.1/PG 2
WGK Germany
3 · 3
RTECS
2940000 · KM2940000
TSCA
TSCA listed
HazardClass
3 · 3
PackingGroup
II
Storage Class
6.1 A · 6.1A - Combustible acute toxic Cat. 1 and 2very toxic hazardous materials
Hazard Classifications
2 InhalationAcute · Acute Tox. 2 InhalationAcute Tox. 2 OralAquatic Chronic 2STOT RE 2
PPE
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
wgk
3
tsca
TSCA listed
rtecs
KM2940000
ridadr
UN 1707 6.1/PG 2
risk_code
26/28-33-51/53
Signal word
Danger
Symbol(GHS)
GHS06,GHS08,GHS09
hazard_code
T+,N
safety_code
13-28-45-61
hazard_class
3
Storage Class
6.1A - Combustible acute toxic Cat. 1 and 2very toxic hazardous materials
packing_group
II
Hazard statements
H300-H330-H300+H330-H373-H411
Hazard Classifications
Acute Tox. 2 InhalationAcute Tox. 2 OralAquatic Chronic 2STOT RE 2
Precautionary statements
P260-P273-P284-P301+P310+P330-P304+P340+P310-P403+P233-P302+P352-P309-P310-P420a-P501a