financially supported by the Key Program of the National Natural Science Foundation of China(22137008);the Xingdian Yingcai Project(YNWR-KJLJ-2019-002);the Youth Innovation Promotion Association,CAs(2020386);the Reserve Talents of Young and Middle-aged Academic and Technical Leaders in Yunnan Province(202105AC160021).
Ten novel isocoumarins,including four pairs of enantiomers,were isolated from Artemisia dubia var.subdigitata(Asteraceae).Compounds 1,2 and 3a/3b possessed a unique 6/6/6-tricyclic system comprising an unusual 1-(2-me...
supported by the National Natural Science Foundation of China (No. 41876153);Guangdong Special Fund for Marine Economic Development (No. GDME-2018C004);the Natural Science Foundation of Guangdong Province (No.2017A030313088)。
Four new compounds, asperisocoumarin G(1), asperisocoumarin H(2),(±)-asperisocoumarin I [(±)-3], along with the known pergillin(4) and penicisochroman L(5) were isolated from a mangrove endophytic fungus Aspergillus...
The work reports antibacterial and antifungal activity of some 3-(substituted phenyl) isocoumarins (1H-2-benzopyran-1-ones), isocarbostyrils 1(2H)-isoquinolones, the nitrogen analogues of isocoumarins and isocoumarin-...
Supported by the National Natural Science Foundation of China (Grant Nos. 20621062 & 20872156)
3-Alkyl isocoumarins are provided by CuI/amino acid-catalyzed Sonogashira coupling reaction of o-bromo benzoic acids and terminal alkynes and the subsequent additive cyclization. This cascade process allows synthesis ...