Results 1 to 10 of about 958,825 (298)

DigiChemTree enables programmable light-induced carbene generation for on demand chemical synthesis [PDF]

open access: yesCommunications Chemistry
The reproducibility of chemical reactions, when obtaining protocols from literature or databases, is highly challenging for academicians, industry professionals and even now for the machine learning process.
Abhilash Rana   +4 more
doaj   +2 more sources

The Chemical Synthesis of the Crinine and Haemanthamine Alkaloids: Biologically Active and Enantiomerically-Related Systems that Serve as Vehicles for Showcasing New Methodologies for Molecular Assembly

open access: yesMolecules, 2021
The title alkaloids, often referred to collectively as crinines, are a prominent group of structurally distinct natural products with additional members being reported on a regular basis. As such, and because of their often notable biological properties,
Nan Hu   +3 more
doaj   +1 more source

Approaches to the Total Synthesis of Conduramines: A Review

open access: yesSynOpen, 2022
This review reports on the total synthesis of conduramines, which are formally derived from conduritols, mainly containing a trihydroxy aminocyclohexene core.
Hanumantharayappa Bharathkumar   +3 more
doaj   +1 more source

Double boron–oxygen-fused polycyclic aromatic hydrocarbons: skeletal editing and applications as organic optoelectronic materials

open access: yesNature Communications, 2023
An efficient one-pot strategy for the facile synthesis of double boron–oxygen-fused polycyclic aromatic hydrocarbons (dBO-PAHs) with high regioselectivity and efficient skeletal editing is developed.
Guijie Li   +10 more
doaj   +1 more source

Practical, Multigram Preparation of Synthetically Useful, Enantiomerically Pure Building-Blocks from Quinic Acid

open access: yesSynOpen, 2022
The naturally abundant, enantiomerically pure cyclitol quinic acid has been converted into a synthetically useful enone in nearly quantitative yield using the operationally straightforward and reproducible protocols reported herein.
Shen Tan   +3 more
doaj   +1 more source

Atomically dispersed Cu coordinated Rh metallene arrays for simultaneously electrochemical aniline synthesis and biomass upgrading

open access: yesNature Communications, 2023
Organic electrocatalytic conversion is an essential pathway for the green conversion of low-cost organic compounds to high-value chemicals, which urgently demands the development of efficient electrocatalysts.
Qiqi Mao   +8 more
doaj   +1 more source

Zinc Acetate Catalyzed Stereoselective 1,2-trans-Glycosylation Using Glycosyl Chlorides

open access: yesSynOpen, 2022
We report a strategy for the stereoselective synthesis of 1,2-trans-glycosides in the absence of neighboring group participation. The present protocol for the selective glycosylation mainly relies on catalyst control rather than protecting group ...
Mohammad Saif Ali   +3 more
doaj   +1 more source

Comparative Reactivity of Different Polyols in the PET Saponification Process

open access: yesAppliedChem, 2023
This work is concerned with polyethylene terephthalate (PET) saponification by different potassium compounds in various polyols as well as biodiesel’s main by-product, crude glycerol.
Valentin N. Sapunov   +8 more
doaj   +1 more source

Stereoselective Synthesis of the C19–C39 Fragment of Bastimolide A

open access: yesSynOpen, 2021
This paper describes the synthesis of the C19–C39 fragment of the antimalarial natural product bastimolide A via addition of a functionalized C19–C26 alkyne fragment to a C27–C39 aldehyde fragment.
Nemilikonda Sravan Kumar   +2 more
doaj   +1 more source

Flow parallel synthesizer for multiplex synthesis of aryl diazonium libraries via efficient parameter screening

open access: yesCommunications Chemistry, 2021
Flow reactors have applications in reaction screening and optimisation, but typically operate in linear or radial configurations. Here a bench-top parallel flow synthesiser which distributes reagents between sixteen microreactors allows for rapid ...
Gwang-Noh Ahn   +5 more
doaj   +1 more source

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