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| CAS No.: | 597-64-8 |
|---|---|
| Name: | Tetraethyltin |
| Article Data: | 174 |
| Molecular Structure: | |
|
|
|
| Formula: | C8H20 Sn |
| Molecular Weight: | 234.957 |
| Synonyms: | NSC 22315;Tetraethylstannane; Tetraethyltin |
| EINECS: | 209-906-2 |
| Density: | 1.187 g/mL at 25 °C(lit.) |
| Melting Point: | ?112 °C(lit.) |
| Boiling Point: | 183.1 °C at 760 mmHg |
| Flash Point: | 60.9 °C |
| Solubility: | soluble in organic solvents, very slightly soluble in water |
| Appearance: | clear liquid |
| Hazard Symbols: |
 T+ N
|
| Risk Codes: | 26/27/28-50/53 |
| Safety: | 26-27-28-45-60-61 |
| Transport Information: | UN 3384 6.1/PG 1 |
| PSA: | 0.00000 |
| LogP: | 3.51480 |
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Chemistry
IUPAC Name: Tetraethyltin
Synonyms: Tetraethyltin ; Tin tetraethyl ; (C2H5)4Sn ; Tetraethyl-stannan ; Tetraethyltin ; Tetraethyl-Stannane ; Tetraethyl-ti ; C40.9%,H8.5%
CAS: 597-64-8
Molecular Formula: C8H20Sn
Molecular Weight: 234.95
Molecular Struture: 
EINECS: 209-906-2
Mol File: 597-64-8.mol
Flash Point: 60.9 °C
Enthalpy of Vaporization: 40.22 kJ/mol
Boiling Point: 183.1 °C at 760 mmHg
Vapour Pressure: 1.07 mmHg at 25°C
Melting point: −112 °C(lit.)
Density : 1.187 g/mL at 25 °C(lit.)
Refractive index: n20/D 1.473(lit.)
Storage temp: Refrigerator (+4°C) + Poison room
Appearance: clear colorless liquid
Product Categories: Organometallic Reagents;Organotin;Organotins
Uses
Tetraethyltin (597-64-8) is used as olefin, acrylonitrile polymerization catalysts, polyamide stabilizers, ethyl reaction electrolytes, tin raw materials.
Production
Tetraethyltin (597-64-8) is derived from reaction of stannic chloride and ethyl magnesium bromide in diethyl ether or ethyl ether - toluene mixture .
Toxicity Data With Reference
| 1. | orl-rat LD50:16 mg/kg | HYSAAV Hygiene and Sanitation: English Translation of Gigiena Sanitariya. 32 (1967),11. | ||
| 2. | ivn-rat LDLo:25 mg/kg | BJPCAL British Journal of Pharmacology and Chemotherapy. 10 (1955),16. | ||
| 3. | ipr-mus LDLo:32 mg/kg | CBCCT* “Summary Tables of Biological Tests“ National Research Council Chemical-Biological Coordination Center. 4 (1952),234. | ||
| 4. | orl-rbt LD50:7 mg/kg | HYSAAV Hygiene and Sanitation: English Translation of Gigiena Sanitariya. 32 (1967),11. | ||
| 5. | orl-gpg LD50:37 mg/kg | HYSAAV Hygiene and Sanitation: English Translation of Gigiena Sanitariya. 32 (1967),11. |
Consensus Reports
EPA Extremely Hazardous Substances List. Reported in EPA TSCA Inventory.
Safety Profile
Hazard Codes T+,N
Risk Statements 26/27/28-50/53
36/37/38: Tetraethyltin (597-64-8) is irritating to eyes, respiratory system and skin
50/53: Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements 26-27/28-45-60-61
27/28: After contact with skin, take off immediately all contaminated clothing and wash imediately with plenty of.... (to be specified by the manufacturer)
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
60: This material and/or its container must be disposed of as hazardous waste
61: Avoid release to the environment. Refer to special instructions safety data sheet
RIDADR UN 3384 6.1/PG 1
WGK Germany 2
RTECS WH8625000
TSCA No
HazardClass 6.1
PackingGroup II
Standards and Recommendations
OSHA PEL: TWA 0.1 mg(Sn)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin).
NIOSH REL: (Organotin Compounds) TWA 0.1 mg(Sn)/m3
Analytical Methods
For occupational chemical analysis use NIOSH: Organotin Compounds 5504.
Specification
1.General Description :Colorless liquid. Used as biocides, bactericides, fungicides and insecticides; preservatives for wood, textile, paper, and leather. Not registered as a pesticide in the U.S.
2.Air & Water Reactions: Tetraethyltin tends to ignite in air.
3.Reactivity Profile: When heated to decomposition, Tetraethyltin emits acrid smoke and fumes. (nonspecific -- Organic Tin Compounds) Avoid strong oxidizers.
4.Health Hazard: Toxic hazard rating is high for oral, intravenous, intraperitoneal administration. Tetraethyltin causes swelling of the brain and spinal cord.
5.Fire Hazard: When heated to decomposition, Tetraethyltin emits acrid smoke and fumes. (Non-Specific -- Organic Tin Compounds) Avoid strong oxidizers.