Patent ID: 7579496

Claim:
A disilane compound of the formula: wherein R1, R2, R3, and R4 may be the same as or different from one another and are independently selected from the group consisting of H, C1-C7 alkyl, aryl, and C3-C6 cycloalkyl, or R1 and R2 together may form a C3-C6 heterocyclic functional group with N, or R3 and R4 together may form a C3-C6 heterocyclic functional group with N, and wherein X1, X2, Y1, and Y2 may be the same as or different from one another and are independently selected from the group consisting of H, C1-C7 alkyl, alkylamino, dialkylamino, and alkylhydrazido having the formula R1R2NNH—, wherein R1 and R2 are as described above, and wherein R1, R2, R3, R4, X1, X2, Y1, and Y2 are not all methyl.