Pentamethylantimony

Pentamethylantimony
Names
Systematic IUPAC name
pentamethyl-λ5-stibane
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 239-173-4239-173-4
  • InChI=1S/5CH3.Sb/h5*1H3; N
    Key: BBEVMUOEYNOTTE-UHFFFAOYSA-N N
  • C[Sb](C)(C)(C)C
Properties
C5H15Sb
Molar mass 196.935 g·mol−1
Appearance Colourless liquid
Melting point −19 °C (−2 °F; 254 K)
Boiling point 160 °C (320 °F; 433 K)
Related compounds
Related compounds
 Trimethylstibine
Pentamethylarsenic
Pentamethylbismuth
Pentamethyltantalum
Pentaphenylantimony
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N (what is YN ?)
Infobox references

Pentamethylantimony or pentamethylstiborane is an organometalllic compound containing five methyl groups bound to an antimony atom with formula Sb(CH3)5. It is an example of a hypervalent compound. The molecular shape is trigonal bipyramid. Some other antimony(V) organometallic compounds include pentapropynylantimony (Sb(CCCH3)5) and pentaphenyl antimony (Sb(C6H5)5). Other known pentamethyl-pnictides include pentamethylbismuth and pentamethylarsenic.

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