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. Author manuscript; available in PMC: 2010 Nov 1.
Published in final edited form as: Bioorg Med Chem Lett. 2009 Sep 9;19(21):6122–6126. doi: 10.1016/j.bmcl.2009.09.010

Table 2.

IC50 determinations for inhibiting EphB3 phosphorylation of BTK-peptide.

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Cmpd R Method IC50 (µM)
60 3-indolyl a NA
61 N-methyl-3indolyl A NA
62 4-quinolinyl A NA
63 3-(1,2-benzisoxazolyl) C NA
64 3-(1H-indazolyl) Cb > 20
65 R1 C > 20
66 R2 Cb NA
67 R3 C ~ 15
68 R4 C NA
69 R5 Cb 0.46
a

Prepared by EDCI mediated coupling of indole-3-carboxylic acid with 2-chloroaniline

b

Method C, steps d and e; NA: Not active at 20µM.

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