Two new functional polyacetylenes bearing carbazole group as pendant, poly {3-[(4-ethynylstyryl)-N-butyl] carbazole}(P1) and poly{3-[4-(prop-2-ynyloxy)phenyl-N-
A convenient method for Morita-Baylis-Hillman reaction of arylaldehydes with methyl acrylate has been developed by using fluorous-tag organocatalyst l-[4-(perfl
Two new compounds, corialins A (1) and B (2) were isolated from Coriaria nepalensis Wall. These new compounds were established as 7-hydroxy-3-[2,3-acetonide-(3-
Multivariate statistical techniques,cluster analysis,non-parametric tests,and factor analysis were applied to analyze a water quality dataset including 13 param
Fractals are a basic tool for phenomenologically describing natural objects having a high degree of temporal or spatial variability.From a physical point of vie
Schiff base-Cu(Ⅱ) complex is found to be an effective catalyst for the condensation reaction of indole with aldehydes using ethanol as the solvent. The charact