Pentamethylantimony

Pentamethylantimony
Names
	Systematic IUPAC name pentamethyl-λ5-stibane
Identifiers
CAS Number	15120-50-0 ;
3D model (JSmol)	Interactive image;
ChemSpider	109956 ;
EC Number	239-173-4239-173-4;
PubChem CID	123354;
CompTox Dashboard (EPA)	DTXSID60164733 ;
	InChI InChI=1S/5CH3.Sb/h5*1H3; Key: BBEVMUOEYNOTTE-UHFFFAOYSA-N ;
	SMILES C[Sb](C)(C)(C)C;
Properties
Chemical formula	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). (what is ?) 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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