Volatile divalent metal alkoxides

摘要: The invention relates to precursors useful for the preparation by CVD of superconducting thin films. are volatile alkoxides formula M(OR)2, wherein M is selected from group consisting Ba, Ca, and Sr, R unsubstituted alkyl groups 6 13 carbons halogen substituted 3 4 fluoride chlorine at least two substitutions fluorine. secondary or tertiary preferred most preferred.