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3 results on '"Thomas N. Jensen"'

1. ChemInform Abstract: Palladium-Catalyzed Asymmetric Alkylation in the Synthesis of Cyclopentanoid and Cycloheptanoid Core Structures Bearing All-Carbon Quaternary Stereocenters

Author

Brian M. Stoltz, Allen Y. Hong, Andrew M. Harned, Nathan B. Bennett, Thomas N. Jensen, and Michael R. Krout

Subjects
inorganic chemicals, Chemistry, Stereochemistry, chemistry.chemical_element, General Medicine, Alkylation, Carbon, Palladium, Stereocenter, Catalysis
Abstract

The key transformation is the palladium-catalyzed asymmetric decarboxylative alkylation of seven-membered β-ketoesters (I) to form quaternary vinylogous esters (II).

Published
2012
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2. ChemInform Abstract: Ring-Contraction Strategy for the Practical, Scalable, Catalytic Asymmetric Synthesis of Versatile γ-Quaternary Acylcyclopentenes

Author

Nathan B. Bennett, Michael R. Krout, Brian M. Stoltz, Thomas N. Jensen, Andrew M. Harned, and Allen Y. Hong

Subjects
Contraction (grammar), Chemistry, Hydride, organic chemicals, Enantioselective synthesis, General Medicine, Combinatorial chemistry, Catalysis
Abstract

Enantioselective decarboxylative internal allylation of esters (I) followed by hydride reduction and base-promoted ring contraction of the intermediate cyclic β-hydroxy ketones affords densely functionalized chiral acylcyclopentenes.

Published
2011
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3. ChemInform Abstract: High-Temperature and High-Pressure Aqueous Solution Formation, Growth, Crystal Structure, and Magnetic Properties of BiFeO3 Nanocrystals

Author

Jens E. Joergensen, Jianli Mi, Thomas N. Jensen, Bo B. Iversen, Mogens Christensen, and Christoffer Tyrsted

Subjects
In situ, Aqueous solution, Nanocrystal, Chemistry, law, High pressure, Inorganic chemistry, General Medicine, Crystal structure, Powder xrd, Synchrotron, law.invention
Abstract

Formation and growth of the title nanocrystals in high-temperature, high-pressure aqueous KOH solutions of Fe(NO3)3 and Bi(NO3)3 is monitored by in situ synchrotron powder XRD.

Published
2011
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