... 3. JH Rigby, S. Laurent; J. Org. Chem., 64 (1999), p. 1766. ... M. Villacampa, C. Auendano; Synlett (1997), p. 285. ... This compound exhibited spectral ( 1 H NMR, 13 C NMR, IR, MS) and analytical (combustion analysis and/or HRMS) data in complete accord with the assigned structure. 9. Mechanistic studies are currently underway to shed some additional light on the details of these reaction pathways. 10. Typical procedure for the preparation of substituted isatins. ...