Results 1 to 10 of about 1,765 (123)

First Example of Direct Transformation of Alkylbenzenes to 1,3-Benzodioxoles by Oxidation with o-Chloranil

open access: yesMolecules, 2002
The reaction of alkyl-substituted benzenes with o-chloranil at an elevated temperature was found to give 4,5,6,7-tetrachloro-1,3-benzodioxoles via benzylic oxidation and subsequent acetal formation, albeit in poor yields.
Tomoshige Kobayashi
exaly   +3 more sources

Electrochemical Synthesis of Fluorinated Orthoesters from 1,3‐Benzodioxoles [PDF]

open access: yesChemistryOpen, 2019
Invited for this month's cover picture is the group of Professor Siegfried Waldvogel. The cover picture displays the robustness achieved by the installation of fluorinated alcohols on 1,3‐benzodioxoles, protecting the obtained orthoesters against acids ...
Johannes L. Röckl   +3 more
doaj   +5 more sources

Antimalarial and cytotoxic activities of roots and fruits fractions of Astrodaucus persicus extract [PDF]

open access: yesIranian Journal of Basic Medical Sciences, 2017
Objective(s):Astrodaucus persicus (Apiaceae) is one of the two species of this genus which grows in different parts of Iran. Roots of this plant were rich in benzodioxoles and used as food additive or salad in Iran and near countries.
Saied Goodarzi   +9 more
doaj   +1 more source

Characterization of volatile compounds of Perilla crop (Perilla frutescens L.) in South Korea

open access: yesApplied Biological Chemistry, 2023
This study was performed to identify and profile the volatile compounds present in three different types of Perilla leaves collected from South Korea. Volatile compounds were analyzed by gas-chromatograph-mass spectrometry.
Kyu Jin Sa   +6 more
doaj   +1 more source

Antioxidant and a-amylase Inhibitory Activities and Phytocompounds of Clausena indica Fruits

open access: yesMedicines, 2020
Background: Clausena indica fruit is commonly used for food ingredients and traditional medicines in tropical countries, however, information about its biological activities and chemical profiles has been inadequately reported.
La Hoang Anh   +4 more
doaj   +1 more source

Effects of biochar on sugarcane growth and rhizosphere microecosystem under reduced nitrogen fertilization: a 5‑year field experiment study

open access: yesBiochar
Previous studies have shown that reduced nitrogen application combined with biochar amendment can promote sugarcane growth and improve soil quality; however, their long-term effects on the rhizosphere microenvironment and microbial community in ...
Yixian Jia   +6 more
doaj   +1 more source

Unified Total Synthesis of Phrymarolin and Haedoxan Natural Products. [PDF]

open access: yesJ Am Chem Soc
Paciorek J   +4 more
europepmc   +1 more source

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