The reaction of methyl 2-diazophenylacetate 1 and dimethyl -diazobenzylphosphonate 2 with various N-H components in the presence of chiral dirhodium(II) catalysts results in N-H insertion in good yield but with little or no stereoselectivity.
No takes yet. Share an insight, caveat, or question.
Buck et al. (2002) studied this question.