Product Name

  • Name

    Hexamethyldistannane

  • EINECS 211-549-2
  • CAS No. 661-69-8
  • Article Data102
  • CAS DataBase
  • Density 1.58
  • Solubility Not miscible or difficult to mix in water.
  • Melting Point 23-24 ºC
  • Formula C6H18 Sn2
  • Boiling Point 182 ºC (756 mmHg)
  • Molecular Weight 327.629
  • Flash Point 62 ºC
  • Transport Information UN 3146
  • Appearance Clear colorless liquid
  • Safety A poison by ingestion. When heated to decomposition it emits acrid smoke and fumes. See also TIN COMPOUNDS.

    Analytical Methods:

       

    For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

  • Risk Codes R26/27/28;R50/53   
  • Molecular Structure Molecular Structure of 661-69-8 (Hexamethyldistannane)
  • Hazard Symbols
  • Synonyms Distannane,hexamethyl- (8CI,9CI); Tin, hexamethyldi- (6CI,7CI); Hexamethyldistannane;Hexamethylditin; NSC 227328; Pennsalt TD 5032; TD 5032; Trimethyltin dimer
  • PSA 0.00000
  • LogP 2.74120

HEXAMETHYLDITIN Chemical Properties

IUPAC Name: Trimethyltin
The MF of Trimethyltin (CAS NO.661-69-8) is C6H18Sn2.

                              
The MW of Trimethyltin (CAS NO.661-69-8) is 327.63.
Synonyms of Trimethyltin (CAS NO.661-69-8): Distannane, hexamethyl- ; Hexamethyldistannane ; Distannane, hexamethyl- (8CI,9CI) ; Stannane, hexamethyldi-
Product Categories: Organoditins;Organometallic Reagents;Organotin
Apperance: Clear colorless liquid
Melting Point: 23-24 °C(lit.)
Boiling Point: 182 °C(lit.)
Density: 1.58 g/mL at 20 °C(lit.)
Refractive index  n20/D 1.540 
Sensitive: Air Sensitive
Flash Point: 142 °F
EINECS: 211-549-2

HEXAMETHYLDITIN Toxicity Data With Reference

1.    

orl-rat LD50:25 mg/kg

     28ZEAL    Pesticide Index. 4 (1969),245.

HEXAMETHYLDITIN Safety Profile

A poison by ingestion. When heated to decomposition it emits acrid smoke and fumes. See also TIN COMPOUNDS.Safety information of Trimethyltin (CAS NO.661-69-8):
Hazard Codes  VeryT+,DangerousN
Risk Statements  
R26/27/28:Very toxic by inhalation, in contact with skin and if swallowed. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements  
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S27:Take off immediately all contaminated clothing. 
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets. 
RIDADR  UN 3146 6.1/PG 2
WGK Germany  2
RTECS  WH8280000
F  10-23
TSCA  No
HazardClass  6.1
PackingGroup  II

HEXAMETHYLDITIN 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

HEXAMETHYLDITIN Analytical Methods

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

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