Semnan University Research Council for financial support of this work
Electro-oxidation of phenylamine derivatives(1a and 1b) have been studied in the presence of pyrazolidine-3,5-dione(3) as a nucleophile in phosphate buffer solution mixed with ethanol,using voltammetric and spectr...
Financial support from the National Natural Science Foundation of China (Nos. 30825044, 21132009);the Program for Changjiang Scholars and Innovative Research Team in University (PCSIRT, No. IRT1007);the National Science and Technology Project of China (Nos. 2012ZX09301002-002, 2011ZX0 9307-002-01) are acknowledged
A neolignan codonopiloneolignanin A(1) with a novel 2,9:20,9:7,70-tricyclo-8,90-neolignane skeleton was isolated from an aqueous extract of the Codonopsis pilosula roots. Its structure including the absolute confi...
the foundations from NSFC(20972167);the Young Academic Leader Raising Foundation of Yunnan Province(No.2009CI073);the foundation from CAS to Dr G.Xu.
Four new polycyclic polyprenylated acylphloroglucinol type metabolites,hypercohones D–G(1–4),along with four known analogues(5–8),were isolated from the aerial parts of Hypericum cohaerens.The structures of these i...
Hydrazinolysis ofethylthiopyrimidine derivative 2 gave 2-hydrazinopyrimidine 3 which used as a convenient precursor for the synthesis of pyrazolylpyrimidines, hydrazones and pyrimidotriazines. Also, treatment of 2 wit...