Results 11 to 20 of about 12,492 (231)

Contribution of microreactor technology and flow chemistry to the development of green and sustainable synthesis

open access: yesBeilstein Journal of Organic Chemistry, 2017
Microreactor technology and flow chemistry could play an important role in the development of green and sustainable synthetic processes. In this review, some recent relevant examples in the field of flash chemistry, catalysis, hazardous chemistry and ...
Flavio Fanelli   +3 more
doaj   +2 more sources

Activated pharmaceutical ingredients produced by microreactors versus batch processes: A review [PDF]

open access: yesJournal of Particle Science and Technology, 2022
In the pharmaceutical industry, drug synthesis is usually carried out by batch method. However, in recent years, continuous methods, specifically microfluidics and microreactors, have attracted a great deal of attention due to advantages such as better ...
Farzad Bastan, Mohammad Kazemeini
doaj   +1 more source

Flow chemistry as green technology for the genesis and use of organometallic reagents in the synthesis of key building blocks and APIs – An update

open access: yesTetrahedron Green Chem, 2023
The advent of flow chemistry and flow microreactor technology in organic synthesis has added a series of options to the toolbox of synthetic chemists by enabling access to chemical reactions, which had hitherto been little explored or impossible in ...
Philipp Natho, Renzo Luisi
doaj   +1 more source

Liquid Flow and Mass Transfer Behaviors in a Butterfly-Shaped Microreactor

open access: yesMicromachines, 2021
Based on the split-and-recombine principle, a millimeter-scale butterfly-shaped microreactor was designed and fabricated through femtosecond laser micromachining.
Haicheng Lv   +6 more
doaj   +1 more source

Sonoluminescence and sonochemiluminescence from a microreactor [PDF]

open access: yes, 2012
Micromachined pits on a substrate can be used to nucleate and stabilize microbubbles in a liquid exposed to an ultrasonic field. Under suitable conditions, the collapse of these bubbles can result in light emission (sonoluminescence, SL).
Apfel   +63 more
core   +11 more sources

A sustainable strategy for the straightforward preparation of 2H-azirines and highly functionalized NH-aziridines from vinyl azides using a single solvent flow-batch approach

open access: yesBeilstein Journal of Organic Chemistry, 2021
The reported flow-batch approach enables the easy preparation of 2H-azirines and their stereoselective transformation into highly functionalized NH-aziridines, starting from vinyl azides and organolithium compounds.
Michael Andresini   +2 more
doaj   +1 more source

Continuous Flow Synthesis of Heterocycles: A Recent Update on the Flow Synthesis of Indoles

open access: yesMolecules, 2020
Indole derivatives are among the most useful and interesting heterocycles employed in drug discovery and medicinal chemistry. In addition, flow chemistry and flow technology are changing the synthetic paradigm in the field of modern synthesis.
Marco Colella   +2 more
doaj   +1 more source

Precise regulation of the multicolor spectrum of carbon dots based on the bionic leaf vein ultrasonic microreactor

open access: yesUltrasonics Sonochemistry, 2023
Carbon dots (CDs) are a fascinating new type of fluorescent carbon nanomaterial with excellent photoelectric properties. However, preparing long-wavelength and multicolor-emitting CDs has been challenging, limiting their large-scale applications ...
Longshi Rao   +8 more
doaj   +1 more source

Flow Electrosynthesis and Molecular Weight Control of Polyphenylene Deriving from 1,4-Bis(trimethylsilyl)benzene: Effect of a Silyl Substituent on the Coupling Position

open access: yesElectrochemistry, 2020
In this study, we have demonstrated electrochemical synthesis of polyphenylene (PP) deriving from 1,4-bis(trimethylsilyl)benzene using a flow microreactor.
Yuto NAKAMURA   +3 more
doaj   +1 more source

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