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Graphical Abstract: Asian J. Org. Chem. 6/2013

Graphical Abstract: Asian J. Org. Chem. 6/2013 www.AsianJOC.org Cobyrinic Acid Derivatives An efficient method for the aminolysis of cobyrinic acid derivatives catalyzed by a benzotrialzole/1,8-diazabicyclo[5.4.0]undec-7-ene (DBU) system is described by Dorota Gryko and co-workers in their Full Paper on page 504 ff. The synthesized cobinamides can be easily functionalized at either the c or meso position. The ester (CN) Cby(III)(OMe) is prone to hydroxylation at the C8 position, which 2 7 was confirmed by NMR analysis and supported by computational methods. Photolabile Protecting Groups Photolabile protecting groups (PPGs) are valuable in organic synthesis because they are removed by photoirradiation, which offers advantages over more traditional protecting groups. In his Focus Review on page 452 ff., Pengfei Wang gives an insight into the structure–activity relationships in three main classes of PPGs and summarizes efforts to develop new PPGs for different functional groups that can be installed in various ways and removed with different wavelengths of light. C H Activation Atom- and step-economy are just two of the reasons why C H activation is an increasingly important method for synthesizing pyrroles, indoles, and carbazoles. As discussed by Naohiko Yoshikai and Ye Wei in their Focus Review on page 466 ff., these efficient techniques for making such nitrogen-containing heterocycles http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Asian Journal of Organic Chemistry Wiley

Graphical Abstract: Asian J. Org. Chem. 6/2013

Asian Journal of Organic Chemistry , Volume 2 (6) – Jun 1, 2013
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Publisher
Wiley
Copyright
Copyright © 2013 Wiley Subscription Services, Inc., A Wiley Company
ISSN
2193-5807
eISSN
2193-5815
DOI
10.1002/ajoc.201390017
Publisher site
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Abstract

www.AsianJOC.org Cobyrinic Acid Derivatives An efficient method for the aminolysis of cobyrinic acid derivatives catalyzed by a benzotrialzole/1,8-diazabicyclo[5.4.0]undec-7-ene (DBU) system is described by Dorota Gryko and co-workers in their Full Paper on page 504 ff. The synthesized cobinamides can be easily functionalized at either the c or meso position. The ester (CN) Cby(III)(OMe) is prone to hydroxylation at the C8 position, which 2 7 was confirmed by NMR analysis and supported by computational methods. Photolabile Protecting Groups Photolabile protecting groups (PPGs) are valuable in organic synthesis because they are removed by photoirradiation, which offers advantages over more traditional protecting groups. In his Focus Review on page 452 ff., Pengfei Wang gives an insight into the structure–activity relationships in three main classes of PPGs and summarizes efforts to develop new PPGs for different functional groups that can be installed in various ways and removed with different wavelengths of light. C H Activation Atom- and step-economy are just two of the reasons why C H activation is an increasingly important method for synthesizing pyrroles, indoles, and carbazoles. As discussed by Naohiko Yoshikai and Ye Wei in their Focus Review on page 466 ff., these efficient techniques for making such nitrogen-containing heterocycles

Journal

Asian Journal of Organic Chemistry – Wiley

Published: Jun 1, 2013

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