Search Results - "Brown, Derek B."
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Process Safety in the Pharmaceutical IndustryPart I: Thermal and Reaction Hazard Evaluation Processes and Techniques
Published in Organic process research & development (20-11-2020)“…Process safety groups in the pharmaceutical industry are important components of active pharmaceutical ingredient (API) development through its life cycle from…”
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Synthesis and Explosion Hazards of 4‑Azido‑l‑phenylalanine
Published in Journal of organic chemistry (20-04-2018)“…A reliable, scalable, cost-effective, and chromatography-free synthesis of 4-azido-l-phenylalanine beginning from l-phenylalanine is described. Investigations…”
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Thermal Hazards of Using Propargyl Alcohol with Strong Bases
Published in Organic process research & development (20-08-2021)“…Thermal hazard screening of a reaction mixture that involves the use of propargyl alcohol as the reactant/solvent along with potassium hydroxide as catalyst…”
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Ipso Nitration of Aryl Boronic Acids Using Fuming Nitric Acid
Published in Journal of organic chemistry (18-02-2022)“…The ipso nitration of aryl boronic acid derivatives has been developed using fuming nitric acid as the nitrating agent. This facile procedure provides…”
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Hazard Evaluation and Safety Considerations for Scale-Up of a Fuming Nitric Acid Mediated Nitration of Aryl Boronic Acids
Published in Organic process research & development (18-03-2022)“…Our laboratory has recently reported the highly efficient and chemoselective ipso nitration of aryl boronic acids using fuming nitric acid as the nitrating…”
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Evolution of Iridium-Based Molecular Catalysts during Water Oxidation with Ceric Ammonium Nitrate
Published in Journal of the American Chemical Society (30-11-2011)“…Organometallic iridium complexes have been reported as water oxidation catalysts (WOCs) in the presence of ceric ammonium nitrate (CAN). One challenge for all…”
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Continuous Process Improvement in the Manufacture of Carfilzomib, Part 2: An Improved Process for Synthesis of the Epoxyketone Warhead
Published in Organic process research & development (17-04-2020)“…The development and kilogram-scale demonstration of an improved process for the synthesis of the epoxyketone warhead of carfilzomib is described. Critical to…”
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Safety Notables: Information from the Literature
Published in Organic process research & development (18-03-2016)Get full text
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Pilot-Plant Preparation of an αvβ3 Integrin Antagonist. Part 3. Process Research and Development of a Diisopropylcarbodiimide and Catalytic 1-Hydroxybenzotriazole Peptide Coupling
Published in Organic process research & development (20-11-2009)“…Studies directed toward the process research, development, and scale-up preparation of the potential αvβ3 integrin antagonist 1 are described. A convergent…”
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Access to substituted trifluoromethyl ketones using the versatile synthetic intermediate (E)-1,1-dimethyl-2-(1,1,1-trifluoropropan-2-ylidene)hydrazine
Published in Tetrahedron letters (22-11-2017)“…[Display omitted] •Alkyl substituted trifluoromethyl ketones are synthesized in high yield.•Unique β-hydroxy trifluoromethyl ketones can be prepared.•First…”
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Axial Chirality in the Sotorasib Drug Substance, Part 2: Leveraging a High-Temperature Thermal Racemization to Recycle the Classical Resolution Waste Stream
Published in Organic process research & development (16-09-2022)“…The development and kilogram-scale demonstration of a high-temperature continuous-flow racemization process to recycle the off-enantiomer of an atropisomeric…”
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A Continuous Process for Manufacturing Apremilast. Part I: Process Development and Intensification by Utilizing Flow Chemistry Principles
Published in Organic process research & development (17-05-2024)“…Herein, we report the development of an integrated continuous manufacturing (CM) process for the penultimate step in the synthesis of apremilast, the drug…”
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Development of a Commercial Manufacturing Process for Sotorasib, a First-in-Class KRASG12C Inhibitor
Published in Organic process research & development (18-11-2022)“…A commercial process to manufacture sotorasib (AMG 510), a first-in-class KRASG12C inhibitor, is described. Development efforts focused on rendering a…”
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Development of a Commercial Manufacturing Process for Sotorasib, a First-in-Class KRAS G12C Inhibitor
Published in Organic process research & development (18-11-2022)Get full text
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