Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Joshua D. Sieber"'
Autor:
Vijayagopal Gopalsamuthiram, Dang Binh Ho, Cheryl L. Peck, Vasudevan Natarajan, Toolika Agrawal, Justina M. Burns, John Bachert, Daniel W. Cook, Rodger W. Stringham, Ryan Nelson, Saeed Ahmad, B. Frank Gupton, David R. Snead, D. Tyler McQuade, Rajappa Vaidyanathan, Kai Donsbach, Joshua D. Sieber
Publikováno v:
ACS Omega, Vol 7, Iss 8, Pp 7223-7228 (2022)
Externí odkaz:
https://doaj.org/article/5891606ae57846d2920a0e4a94cd083d
Autor:
Rogelio Frutos, Thomas G. Tampone, Jason Mulder, Joe Gao, Joshua D. Sieber, Sonia Rodriguez, Nizar Haddad, Katrin Baer, Jack Brown, Bing-Shiou Yang, Riccardo Giovannini, Jinhua J. Song, Nelu Grinberg, Heewon Lee, Chris H. Senanayake
Publikováno v:
Organic Process Research & Development. 27:505-512
Autor:
Stephen Collins, Joshua D. Sieber
Publikováno v:
Organic Letters. 25:1425-1430
Publikováno v:
The Journal of Organic Chemistry. 87:6387-6392
The development of an asymmetric protocol for the reductive alkynylation of amides to access important α-stereogenic tertiary propargylic amines is reported using a tandem Ir-catalyzed hydrosilylation/enantioselective Cu-catalyzed alkynylation. The
Autor:
Mytia D. Edwards, Stephen Collins, Joshua D. Sieber, Osvaldo Gutierrez, Toolika Agrawal, Zachary Wilhelm, Robert T. Martin
Publikováno v:
The Journal of Organic Chemistry
Chiral 1,2-diamino compounds are important building blocks in organic chemistry for biological applications and as asymmetric inducers in stereoselective synthesis that are challenging to prepare in a straightforward and stereoselective manner. Herei
Autor:
Stephen Collins, Mytia D. Edwards, Samantha L. Gargaro, Joshua D. Sieber, Raphael K. Klake, Dang Binh Ho, Toolika Agrawal
Publikováno v:
Israel Journal of Chemistry. 61:332-339
Autor:
Daniel Cook, Justina M. Burns, Toolika Agrawal, Flavio S. P. Cardoso, Joshua D. Sieber, John W. Tomlin, Dinesh J. Paymode, B. Frank Gupton, David R. Snead, Rodger W. Stringham
Publikováno v:
Organic Letters
Pyrrolotriazine 1 is an important precursor to remdesivir. Initial results toward an efficient synthesis are disclosed consisting of sequential cyanation, amination, and triazine formation beginning from pyrrole. This route makes use of highly abunda
Autor:
Joshua D. Sieber, Toolika Agrawal
Publikováno v:
Synthesis. 52:2623-2638
Metal-catalyzed reductive coupling processes have emerged as a powerful methodology for the introduction of molecular complexity from simple starting materials. These methods allow for an orthogonal approach to that of redox-neutral strategies for th
Autor:
Skyler L. Gentry, Samantha L. Gargaro, Sharon O. Elele, Raphael K. Klake, Kevin L. Burns, Joshua D. Sieber
Publikováno v:
Organic Letters
We report the development of a stereoselective method for the allylation of ketones utilizing N-substituted allyl equivalents generated from a chiral allenamide. By employing N-heterocyclic carbenes as ligands for the Cu catalyst, good branched selec
Autor:
Vijayagopal, Gopalsamuthiram, Dang Binh, Ho, Cheryl L, Peck, Vasudevan, Natarajan, Toolika, Agrawal, Justina M, Burns, John, Bachert, Daniel W, Cook, Rodger W, Stringham, Ryan, Nelson, Saeed, Ahmad, B Frank, Gupton, David R, Snead, D Tyler, McQuade, Rajappa, Vaidyanathan, Kai, Donsbach, Joshua D, Sieber
Publikováno v:
ACS omega. 7(8)
A concise and practical synthesis has been developed to provide the 8-fluoro-5-hydroxy-3,4-diydrocarbostyril (