| abstract |
A formic acid decomposition catalyst system includes organometallic complexes having formula 1: n n n n n n n n n n n n wherein:n M is a transition metal; E is P, N, or C (as in imidazolium carbene); R 1 , R 2 are independently C 1-6 alkyl groups; o is 1, 2, 3, or 4; R 3 are independently hydrogen, C 1-6 alkyl groups, OR 14 , NO 2 , halogen; R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , R 12 , R 13 , R 15 , R 16 are independently hydrogen or C 1-6 alkyl groups; R 14 is a C 1-6 alkyl group; and X − is a negatively charge counter ion. |