Patent ID: 6156916
Filing Date: 2000-12-05
Classification: C07F,C23C

Abstract:
A process for preparing a volatile organometallic compound of formula M[(.mu.-OR').sub.2 M'R.sub.2 ].sub.2 wherein M is a divalent element; M' is a Group 13 element; and R and R' are each independently a C.sub.1-10 alkyl group, with the proviso that if M is Mg, M' is not Al, which comprises (i) reacting an alkyl compound of Group 13 element of formula R.sub.3 M' with an alcohol(R'OH) or with an alkoxide of the same element of formula M' (OR').sub.3 to obtain a dialkylmetal alkoxide of formula R.sub.2 M'OR'; (ii) reacting the dialkylmetal alkoxide with an alkali metal alkoxide of formula M""OR', wherein M"" is an alkali metal to obtain an alkali metal dialkylmetal alkoxide of formula M"" (.mu.-OR').sub.2 M'R.sub.2 ; (iii) reacting the alkali metal dialkylmetal alkoxide with a divalent metal halide of formula MX.sub.2, wherein X is Cl, Br or I; and (iv) isolating the volatile organometallic compound.