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Bis(2-Ethylhexanoyloxy)Dibutyl Stannane

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  • Name Bis(2-Ethylhexanoyloxy)Dibutyl Stannane
  • EINECSN/A
  • CAS No. 2781-10-4
  • Densityg/cm3
  • PSA52.60000
  • LogP7.54800
  • Solubility4mg/L at 20℃
  • Melting Point57-59 °C(lit.)
  • FormulaC24H48 O4 Sn
  • Boiling Point215-20°C 2mm
  • Molecular Weight519.41
  • Flash Point116.6°C
  • Transport InformationN/A
  • Appearancewhite crystalline powder
  • SafetyPoison by ingestion and intravenous routes. See also TIN COMPOUNDS. When heated to decomposition it emits acrid smoke and irritating fumes.

    Analytical Methods:

       

    For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

  • Risk Codes23/24/25-36/37/38
  • Molecular Structure
    Molecular Structure of 2781-10-4 (DI-N-BUTYLTIN BIS(2-ETHYLHEXANOATE))
  • Hazard SymbolsTLV: 0.1 mg(Sn)/m3, toxic by skin absorption.
  • SynonymsTLV: 0.1 mg(Sn)/m3, toxic by skin absorption.

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane Chemical Properties

Chemistry informtion about Bis(2-Ethylhexanoyloxy)Dibutyl Stannane (CAS NO.2781-10-4) is:
IUPAC Name: [Dibutyl(2-Ethylhexanoyloxy)Stannyl] 2-Ethylhexanoate
Synonyms: Bis(2-Ethylhexanoyloxy)Dibutyl-Stannan ; Dibutylbis((2-Ethyl-1-Oxohexyl)Oxy)-Stannan ; Dibutylbis((2-Ethyl-1-Oxohexyl)Oxy)Stannane ; Dibutylbis((2-Ethylhexanoyl)Oxy)-Stannan ; Dibutylbis[(2-Ethyl-1-Oxohexyl)Oxy]-Stannan ; Dibutylbis[(2-Ethyl-1-Oxohexyl)Oxy]-Stannane ; Dibutyltinbis(Alpha-Ethylhexanoate) ; Dibutyltindi(2-Ethylhexanoate)
MF: C24H48O4Sn
MW: 519.35
EINECS: 220-481-2 
Flash Point: 229.6 °C
Boiling Point: 456 °C at 760 mmHg
Vapour Pressure: 1.67E-08 mmHg at 25°C 
Enthalpy of Vaporization: 71.59 kJ/mol
Refractive Index: 1.4653
Storage temp.: Refrigerator
Following is the molecular structure of Bis(2-Ethylhexanoyloxy)Dibutyl Stannane (CAS NO.2781-10-4) is:

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 178mg/kg (178mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#00178,
mouse LD50 oral 200mg/kg (200mg/kg)   Journal of Pharmaceutical Sciences. Vol. 56, Pg. 240, 1967.
rat LD50 oral 200mg/kg (200mg/kg)   Journal of Pharmaceutical Sciences. Vol. 56, Pg. 240, 1967.

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane Consensus Reports

Reported in EPA TSCA Inventory.

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane Safety Profile

Poison by ingestion and intravenous routes. See also TIN COMPOUNDS. When heated to decomposition it emits acrid smoke and irritaTINg fumes.
Hazard Codes:
ToxicT
Risk Statements:
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3146 6.1/PG 3
WGK Germany: 3
RTECS: WH6714500
TSCA: Yes
HazardClass: 6.1
PackingGroup: III

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane 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

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane Analytical Methods

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane Specification

Bis(2-Ethylhexanoyloxy)Dibutyl Stannane (CAS NO.2781-10-4) is a white crystalline powder.
First Aid Measures
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion: Get medical aid immediately. Wash mouth out with water.
Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Handling and Storage
Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage: Store in a cool, dry place. Store in a tightly closed container.

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