in tetrahydrofuran byproducts: NaCl; Addn. of a Na(Mn(CO)5) soln. to an orange suspn. of (PdPtCl2(μ-dppm)2) (cooling (-78°C), N2, stirring), color turns green-brown on raising temp. to ambient, stirring for 2 h.; Concg. in vac., pptg. with n-hexane, filtering of dark green-brown solid, washing with H2O, extg. with toluene gives orange-red soln. (contg. Mn2(CO)10), and a green solid.;