FIXATION OF TRIRUTHENIUM CLUSTERS ON MELAMINE - SYNTHESIS AND STRUCTURE OF U-3(MU(2)-H)(CO)(9)(MU(3),ETA(2)-NHC3N3(NH2)(2))], CIS-[(RU-3(MU(2)-H)(CO)(9))(2)(MU(3),ETA(2) MU(3),ETA(2)-NHC3N3(NH2))] AND O)(9))(2)(MU(3),ETA(2)/MU(3),ETA(2)-NHC3N3(NH2))]/
R. Dorta et al., FIXATION OF TRIRUTHENIUM CLUSTERS ON MELAMINE - SYNTHESIS AND STRUCTURE OF U-3(MU(2)-H)(CO)(9)(MU(3),ETA(2)-NHC3N3(NH2)(2))], CIS-[(RU-3(MU(2)-H)(CO)(9))(2)(MU(3),ETA(2) MU(3),ETA(2)-NHC3N3(NH2))] AND O)(9))(2)(MU(3),ETA(2)/MU(3),ETA(2)-NHC3N3(NH2))]/, Journal of organometallic chemistry, 553(1-2), 1998, pp. 307-315
Melamine, C3N3(NH2)(3), was found to react with [Ru-3(CO)(12)] to give
, with N-H activation, the monometallated derivative Ru-3(mu(2)-H)(CO)
(9){mu(3),eta(2)-NHC3N3(NH2)(2)}] (1) and the two isomeric bimetallate
d derivatives cis-[{Ru-3(mu-H)(CO)(9)}(2){mu(3),eta(2) : mu(3),eta(2)
- NHC3N3(NH2)}] (cis-2) and trans-[{Ru-3(mu-H)(CO)(9)}(2){mu(3),eta(2)
: mu(3),eta(2)-NHC3N3(NH2)}] (trans-2). The molecular structures of 1
, cis-2 and trans-2 have been determined by single-crystal X-ray cryst
allography. (C) 1998 Elsevier Science S.A.