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. Author manuscript; available in PMC: 2010 Sep 22.
Published in final edited form as: Tetrahedron. 2009 Jan 3;65(1):17–49. doi: 10.1016/j.tet.2008.09.083

Table 3.

Addition of the salt of alkyl phosphites to imines (S)-37.

graphic file with name nihms-111580-f0007.jpg

Entry R R' M Yield (%) 38 : 39 Ref.
1 OEt C6H5 Li 85 92 : 08 43a
2 OEt C6H5 Na 80 96 : 04 43a
3 OEt 4-MeOC6H4 Li 50 92 : 08 43a
4 OEt 4-MeOC6H4 Na 50 95 : 05 43a
5 OEt n-Pr Li 78 92 : 08 43b
6 Oi-Pr C6H5 Li 82 74 : 26 46b
7 Oi-Pr 4-MeOC6H4 Li 55 93 : 07 46b
8 Oi-Pr n-Pr Na 86 99 : 01 43b
9 OMe C6H5 Na a 88 : 12 46a
10 OMe C6H5 Li a 94 : 06 46a
11 OMe 2-furyl Li a 94 : 06 46b
12 OMe 2-thienyl Li a 95 : 05 46b
13 NEt2 C6H5 Li a 10 : 90 46a
a

75-80% yield.