Zobrazeno 1 - 10 of 33 pro vyhledávání: '"Jakob Blom"'
1
Akademický článek
Automated High-Speed Approaches for the Extraction of Permanent Magnets from Hard-Disk Drive Components for the Circular Economy
Autor: Carlo Burkhardt, Francisco Ortiz, Kaies Daoud, Tomas Björnfot, Fredrik Ahrentorp, Jakob Blomgren, Allan Walton
Publikováno v: Magnetism, Vol 4, Iss 3, Pp 295-304 (2024)
This work describes an automated pilot plant for the extraction of rare-earth (RE) permanent magnets from computer hard-disk drives (HDDs), demonstrating a commercially viable way to exploit these abundant sources of end-of-life (EOL) magnets. A mobi
Externí odkaz: https://doaj.org/article/4744ead86c534a97a002fede1dfa4f11
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2
Investigation of the Organocatalytic Chlorination of 2-Phenylpropanal
Autor: Jakob Blom, Lisa-Marie Mohr, Karl Anker Jørgensen, Johannes N. Lamhauge, Christina H. McCulley
Publikováno v: Mohr, L M, McCulley, C H, Blom, J, Lamhauge, J N & Anker Jørgensen, K 2021, ' Investigation of the Organocatalytic Chlorination of 2-Phenylpropanal ', Chemistry-A European Journal, vol. 27, no. 69, pp. 17465-17475 . https://doi.org/10.1002/chem.202103376
Results of an examination of the organocatalytic enantioselective α-chlorination of 2-phenylpropanal are described. Synthetic investigation including the screening of primary and secondary aminocatalysts, many different reaction conditions, and othe
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::67a0e1e209f1f5b96b341d2dd120966a
https://pubmed.ncbi.nlm.nih.gov/34622997
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3
Umpolung Strategy for α-Functionalization of Aldehydes for the Addition of Thiols and other Nucleophiles
Autor: Matilde Rusbjerg, Jakob Blom, Casper L. Barløse, Karl Anker Jørgensen, Henriette N. Tobiesen, Marc V. Iversen, Niels Hammer, Gabriel J. Reyes-Rodríguez, Johannes N. Lamhauge
Publikováno v: Blom, J, Reyes Rodriguez, G J, Tobiesen, H N, Lamhauge, J N, Iversen, M V, Barløse, C L, Hammer, N, Rusbjerg, M & Jørgensen, K A 2019, ' Umpolung Strategy for α-Functionalization of Aldehydes for the Addition of Thiols and other Nucleophiles ', Angewandte Chemie-International Edition, vol. 58, no. 49, pp. 17856-17862 . https://doi.org/10.1002/anie.201911793
Nucleophile–nucleophile coupling is a challenging transformation in organic chemistry. Herein we present a novel umpolung strategy for α-functionalization of aldehydes with nucleophiles. The strategy uses organocatalytic enamine activation and qui
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6637934f6e9d01618a42daf47b29a1e2
https://pure.au.dk/portal/da/publications/umpolung-strategy-for-functionalization-of-aldehydes-for-the-addition-of-thiols-and-other-nucleophiles(392d5730-182a-4517-8029-cd1380085d7f).html
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4
Dynamic resolution of 2-cyclohexylidene acetaldehydes through organocatalytic dienamine [4+2] cycloaddition
Autor: Tore Kiilerich Johansen, Frank Jensen, Karl Anker Jørgensen, Jakob Blom
Publikováno v: Blom, J, Johansen, T K, Jensen, F & Jørgensen, K A 2016, ' Dynamic resolution of 2-cyclohexylidene acetaldehydes through organocatalytic dienamine [4+2] cycloaddition ', Chemical Communications, vol. 52, no. 44, pp. 7153-7156 . https://doi.org/10.1039/c6cc02019d
Organocatalytic formed dienamines are shown to be involved in dynamic resolution of 2-cyclohexylidene acetaldehydes. By reaction of racemic 2-cyclohexylidene acetaldehydes with benzoquinones in the presence of a diarylprolinol-silyl ether catalyst, t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::428ebaa971105448fcfa4ae6cf938b19
https://doi.org/10.1039/c6cc02019d
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5
Directing the Activation of Donor-Acceptor Cyclopropanes Towards Stereoselective 1,3-Dipolar Cycloaddition Reactions by Brønsted Base Catalysis
Autor: Karl Anker Jørgensen, Jakob Blom, Marc V. Iversen, Julie Jørgensen, Casper L. Barløse, Kamilla S. Jessen, Andreu Vidal-Albalat
Publikováno v: Blom, J, Vidal-Albalat, A, Jørgensen, J, Barløse, C L, Jessen, K S, Iversen, M V & Jørgensen, K A 2017, ' Directing the Activation of Donor–Acceptor Cyclopropanes Towards Stereoselective 1,3-Dipolar Cycloaddition Reactions by Brønsted Base Catalysis ', Angewandte Chemie-International Edition, vol. 56, no. 39, pp. 11831-11835 . https://doi.org/10.1002/anie.201706150
The first stereoselective organocatalyzed [3+2] cycloaddition reaction of donor-acceptor cyclopropanes is presented. It is demonstrated that by applying an optically active bifunctional Brønsted base catalyst, racemic di-cyano cyclopropylketones can
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0169c42b8da76ba4d397ecae7d64a564
https://pubmed.ncbi.nlm.nih.gov/28741849
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6
Synergistic Catalysis for the Asymmetric [3+2] Cycloaddition of Vinyl Aziridines with α,β-Unsaturated Aldehydes
Autor: Karl Anker Jørgensen, Marta Meazza, Jakob Blom, Line Næsborg, Kim Halskov, Fernando Tur
Publikováno v: Næsborg, L, Tur Espinosa, F, Meazza, M, Blom, J, Halskov, K S & Jørgensen, K A 2017, ' Synergistic Catalysis for the Asymmetric [3+2] Cycloaddition of Vinyl Aziridines with α,β-Unsaturated Aldehydes ', Chemistry: A European Journal, vol. 23, no. 2, pp. 268-272 . https://doi.org/10.1002/chem.201604995
The first asymmetric [3+2] cycloaddition of vinyl aziridines with alpha,beta-unsaturated aldehydes, based on synergistic catalysis, is disclosed. This methodology allows for the formation of attractive pyrrolidine structures in good yields (up to 84%
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::78c697ba9d94d6bb35eb12658f80d2d3
https://pure.au.dk/portal/da/publications/synergistic-catalysis-for-the-asymmetric-32-cycloaddition-of-vinyl-aziridines-with-unsaturated-aldehydes(0455dea5-19c4-446d-b607-391a33844e53).html
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8
Asymmetric Brønsted Base Catalyzed and Directed [3+2] Cycloaddition of 2-Acyl Cycloheptatrienes with Azomethine Ylides
Autor: Karl Anker Jørgensen, Lise Ibsen, Vibeke Henriette Lauridsen, Jakob Blom
Publikováno v: Lauridsen, V H, Ibsen, L, Blom, J & Jørgensen, K A 2016, ' Asymmetric Brønsted Base Catalyzed and Directed [3+2] Cycloaddition of 2-Acyl Cycloheptatrienes with Azomethine Ylides ', Chemistry: A European Journal, vol. 22, no. 10, pp. 3259-3263 . https://doi.org/10.1002/chem.201600255
Conjugated cyclic trienes have the potential for different types of cycloaddition reactions. In the present work, we will, in a novel asymmetric cycloaddition reaction, demonstrate that the organocatalytic reaction of 2-acyl cycloheptatrienes with az
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cea38aef77ce50092514e6c97896ef33
https://pure.au.dk/portal/da/publications/asymmetric-broensted-base-catalyzed-and-directed-32-cycloaddition-of-2acyl-cycloheptatrienes-with-azomethine-ylides(36385bbf-eb2c-49b9-b96a-26b64e46d79b).html
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10
Akademický článek
Increasing the Execution Speed of Containerized Analysis Workflows Using an Image Snapshotter in Combination With CVMFS
Autor: Simone Mosciatti, Clemens Lange, Jakob Blomer
Publikováno v: Frontiers in Big Data, Vol 4 (2021)
The past years have shown a revolution in the way scientific workloads are being executed thanks to the wide adoption of software containers. These containers run largely isolated from the host system, ensuring that the development and execution envi
Externí odkaz: https://doaj.org/article/cc8fed980b324342995cf10da025c49b
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