Synthesis and DNA Binding of Spirocyclic Model Compounds Related

1998, 63, 3687. (b) Carreno, M. C.; Perez Gonzalez, M.; Ribagorda, M.; Fisher, J. J. J. ... Wright, Francis Johnson, and Irving H. Goldberg*. Synthesi...
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ORGANIC LETTERS 1999 Vol. 1, No. 11 1873

Additions and Corrections

Vol. 1, 1999

Rosalinde Imbos, Mirjan H. G. Brilman, Mauro Pineschi, and Ben L. Feringa* Highly Enantioselective Catalytic Conjugate Additions to Cyclohexadienones. Page 624, refs 10 and 11. The corrected references are as follows.10,11 (10) Diastereoselective conjugate additions of trimethylaluminum to [(ptolylsulfinyl)methyl]quinols have been reported: (a) Carren˜o, M. C.; Pe´rez Gonza´lez, M.; Ribagorda, M.; Houk, K. N. J. Org. Chem. 1998, 63, 3687. (b) Carreno, M. C.; Perez Gonzalez, M.; Ribagorda, M.; Fisher, J. J. J. Org. Chem. 1996, 61, 6758. (11) (a) Pirrung, M. C.; Nunn, D. S. Tetrahedron Lett. 1992, 33, 6591. (b) Pelter, A.; Elgendy, S. M. A. J. Chem. Soc., Perkin Trans. 1 1993, 1891. (c) Tamura, Y.; Yakura, T. J. Org. Chem. 1987, 52, 3927.

OL9902778 10.1021/ol9902778 Published on Web 11/10/1999

Zhen Xi, Graham B. Jones,* Ghassan Qabaja, Justin Wright, Francis Johnson, and Irving H. Goldberg* Synthesis and DNA Binding of Spirocyclic Model Compounds Related to the Neocarzinostatin Chromophore. Page1375. IrvingGoldberg’semailaddress(irving•goldberg@ hms.harvard.edu) should be added. OL991203Z 10.1021/ol991203z Published on Web 11/10/1999

ORGANIC LETTERS 1999 Vol. 1, No. 11 1874

Additions and Corrections

William P. D. Goldring* and Larry Weiler Cytotoxic Alkaloids Motuporamines A-C, Synthesis and Structural Verification. Page 1471, reference 2. H. R. Vallmer’s surname should be spelled Vollmer. The correct reference is given below. (2) Baldwin, J. E.; Vollmer, H. R.; Lee, V. Tetrahedron Lett. 1999, 40, 5401. OL9911223 10.1021/ol9911223 Published on Web 11/10/1999