Synthesis of Spirobicyclic Pyrazoles by Intramolecular Dipolar Cycloadditions/[1s, 5s] Sigmatropic Rearrangements

1. Dimirjian, C.A.
2. Castiñeira Reis, M.
3. Balmond, E.I.
4. Turman, N.C.
5. Rodriguez, E.P.
6. Di Maso, M.J.
7. Fettinger, J.C.
8. Tantillo, D.J.
9. Shaw, J.T.