Trimethyl phosphite rhodium complex

O3PC3H, Trimethyl phosphite chromium complexes, 23 38 cobalt and rhodium complexes, 25 162-163... 

NdC4jHj9, Neodymium, tris(2,6-dwert-butyl-4-methylphenoxo)-, 27 167 O3PC3H, Trimethyl phosphite, cobalt and rhodium complexes, 28 283,284 iron complexes, 28 171, 29 158 nickel complex, 28 101 O3PCJH15, Triethyl phosphite, iron complexes, 28 171, 29 159 nickel complex, 28 101 nickel, palladium, and platinum complexes, 28 104-106 03PC,H2i, Isopropyl phosphite, nickel complex, 28 101... 

A soln. of startg. Rh(I) complex in methylene chloride treated with 3 eqs. ethereal HCl, left 1 h at —78°, 10 eqs. trimethyl phosphite added, warmed to 25° for 12 h, and treated with excess methanol and a further 5 eqs. trimethyl phosphite at 25° for 24 h 1-butyl-3-methyl-2-pyrrolidone. Y 86%. F.e. inch 2-piperidones, also f rr-amino-carboxylic acid esters from ethylene-r r/-amine-rhodium(I) complexes, s. M.E. Krafft et al., Tetrahedron Letters 29, 6421-4 (1988) 5y -selectivity with trisubsl. olefinic amine complexes s. ibid. 30, 539-42 (1989). 

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