Results 11 to 20 of about 166,294,980 (268)

A Practical, Component-Based Synthetic Route to Methylthiolincosamine Permitting Facile Northern-Half Diversification of Lincosamide Antibiotics [PDF]

open access: yes, 2021
The development of a flexible, component-based synthetic route to the aminosugar fragment of the lincosamide antibiotics is described. This synthetic route hinges on the application and extension of nitroaldol chemistry to forge strategic bonds within ...
Matthew, Mitcheltree   +3 more
core   +2 more sources

AI-Driven Synthetic Route Design with Retrosynthesis Knowledge [PDF]

open access: yes, 2020
Computer-aided synthesis planning (CASP) aims to assist chemists in performing retrosynthetic analysis for which they exploit their experiments, intuition, and knowledge. Recent breakthroughs in machine learning techniques, including deep neural networks,
Shoichi, Ishida   +4 more
core   +2 more sources

A Selective and Mild Synthetic Route to Dialkyl Phosphates [PDF]

open access: yes, 2003
A very mild synthetic route to dialkyl phosphates is described. Reaction of the appropriate alcohol with PCl3 followed by treatment with pyridine and CCl4 afforded the corresponding trichloromethyl ester.
Jan B. F. N. Engberts   +8 more
core   +2 more sources

Retrospection and prospect of China′ synthetic rubber industry in 2022

open access: yes, 2023
The change characteristics of production capacity, output, import and export quantity, apparent consumption of main synthetic rubbers of China in 2022 were retrospected, the status of supply and demand of butadiene as well as price changes of main rubber
China Synthetic Rubber Industry Association Secretariat
core   +1 more source

Route repetition and route retracing: effects of cognitive aging [PDF]

open access: yes, 2012
Retracing a recently traveled route is a frequent navigation task when learning novel routes or exploring unfamiliar environments. In the present study we utilized virtual environments technology to investigate age-related differences in repeating and ...
Kmecova, H.   +10 more
core   +1 more source

LinChemIn: Route Arithmetic — Operations on Digital Synthetic Routes [PDF]

open access: yes, 2023
Computational tools are revolutionizing our understanding and prediction of chemical reactivity by combining traditional data analysis techniques with new predictive models.
Marta, Pasquini, Marco, Stenta
core   +2 more sources

Synthesis of [13C3]-B6 Vitamers Labelled at Three Consecutive Positions Starting from [13C3]-Propionic Acid

open access: yesMolecules, 2018
[13C3]-labelled vitamers (PN, PL and PM) of the B6 group were prepared starting from [13C3]-propionic acid. [13C3]-PN was synthesized in ten linear steps with an overall yield of 17%.
Thomas Bachmann, Michael Rychlik
doaj   +1 more source

Differential effect of aqueous Desmodium gangeticum root extract mediated TiO2 nanoparticles on isolated mitochondria, cells and Wistar rats

open access: yesAsian Pacific Journal of Tropical Biomedicine, 2017
Objective: To study the renal toxic effect of titanium dioxide nanoparticles (TiNPs) prepared by chemical and green route. Methods: TiNPs were prepared by chemical (sol gel technique) and green route (using aqueous extract of Desmodium gangeticum root by
Mahalakshmi Ansari, Gino A. Kurian
doaj   +1 more source

Characterization of a New Fiber from Cyperus Dichrostachus A.Rich Plant

open access: yesAdvances in Materials Science and Engineering, 2022
Natural fibers have been good substitute sources for swapping synthetic fibers and reinforcing polymer matrices because of their contributions in maintaining ecology, low energy requirement for processing, and maintaining sustainability issues.
Belete Baye, Tamrat Tesfaye
doaj   +1 more source

A Simple and Efficient Procedure Toward 2-Thioxoquinazolin-4(1H)-One Derivatives [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
A facile synthetic route for constructing 2-thioxoquinazolin-4(1H)-one derivative through cyclization reactions using readily available starting materials 2-aminobenzoic acids, alkyl/aryl amines, and carbon disulfide is described.
Fatemeh Ahmadi Shourkaei   +4 more
doaj   +1 more source

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