structurally well-defined, recoverable c 3 -symmetric tris( β -hydroxy phosphoramide)-catalyzed...

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Additions and Corrections Volume 7, 2005 Alan Whitehead, Matthew D. McReynolds, Joel D. Moore, and Paul R. Hanson* Multivalent Activation in Temporary Phosphate Tethers: A New Tether for Small Molecule Synthesis. Page 3378. The optical rotation for compound 4 given on p 3 of the Supporting Information was incorrect. The optical rotation for compound 4 is +29.9 (rather than -29.9). A corrected version of the Supporting Information is included. OL061017A 10.1021/ol061017a Published on Web 05/05/2006 Volume 8, 2006 Da-Ming Du,* Tao Fang, Jiaxi Xu, and Shi-Wei Zhang Structurally Well-Defined, Recoverable C 3 -Symmetric Tris(- hydroxy phosphoramide)-Catalyzed Enantioselective Borane Reduction of Ketones. Page 1330, column 2, line 6. “Re-face” is incorrect; it should be corrected to “Si-face”. OL060901Y 10.1021/ol060901y Published on Web 04/21/2006 ORGANIC LETTERS 2006 Vol. 8, No. 12 2657

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Additions and Corrections

Volume 7, 2005

Alan Whitehead, Matthew D. McReynolds, Joel D.Moore, and Paul R. Hanson*

Multivalent Activation in Temporary Phosphate Tethers: ANew Tether for Small Molecule Synthesis.

Page 3378. The optical rotation for compound4 given on p3 of the Supporting Information was incorrect. The opticalrotation for compound4 is +29.9 (rather than-29.9). Acorrected version of the Supporting Information is included.

OL061017A

10.1021/ol061017aPublished on Web 05/05/2006

Volume 8, 2006

Da-Ming Du,* Tao Fang, Jiaxi Xu, and Shi-Wei Zhang

Structurally Well-Defined, RecoverableC3-Symmetric Tris(â-hydroxy phosphoramide)-Catalyzed Enantioselective BoraneReduction of Ketones.

Page 1330, column 2, line 6. “Re-face” is incorrect; it shouldbe corrected to “Si-face”.

OL060901Y

10.1021/ol060901yPublished on Web 04/21/2006

ORGANICLETTERS

2006Vol. 8, No. 12

2657