HIGHLY REDUCED ORGANOMETALLICS - 9. SYNTHESIS AND CHARACTERIZATION OF THE TETRASODIUM TETRACARBONYLMETALATES(4-) OF CHROMIUM, MOLYBDENUM, AND TUNGSTEN, Na4M(CO4: THEIR REACTIONS WITH WEAK ACIDS TO GENERATE H2M2(

Article abstract of DOI:10.1021/ja00346a032

Alkali metal reductions of M(CO)//4(TMED), TMED equals N,N,N prime ,N prime -tetramethylethylenediamine, in liquid ammonia provide high yields of the ″super-reduced″ species Na//4M(CO)//4 which contain chromium, molybdenum, and tungsten in their lowest kn