ANTHELMINTIC COMPOUNDS AND COMPOSITIONS AND METHOD OF USING THEREOF
申请人:Meng Charles Q.
公开号:US20140142114A1
公开(公告)日:2014-05-22
The present invention relates to novel anthelmintic compounds of formula (I) below:
wherein
Y and Z are independently a bicyclic carbocyclic or a bicyclic heterocyclic group, or one of Y or Z is a bicyclic carbocyclic or a bicyclic heterocyclic group and the other of Y or Z is alkyl, alkenyl, alkynyl, cycloalkyl, phenyl, heterocyclyl or heteroaryl, and variables X
1
, X
2
, X
3
, X
4
, X
5
, X
6
, X
7
and X
8
are as defined herein. The invention also provides for veterinary compositions comprising the anthelmintic compounds of the invention, and their uses for the treatment and prevention of parasitic infections in animals.
Trifluoromethylation of aromatic and hetero-aromatic compounds by CF3I in the presence of Fe(II) compound, H2O2 and dimethylsulfoxide was investigated. Various trifluoromethylated benzene derivatives, six-membered nitrogen-containing aromaticcompounds and five-membered hetero-aromatic compounds were obtained under mild conditions. General orientation of electrophilic substitution of aromaticcompounds was observed
研究了在Fe(II)化合物,H 2 O 2和二甲基亚砜的存在下,CF 3 I对芳族和杂芳族化合物的三氟甲基化作用。在温和条件下获得了各种三氟甲基化苯衍生物,六元含氮芳族化合物和五元杂芳族化合物。与先前在其他自由基三氟甲基化中报道的类似,观察到芳族化合物的亲电子取代的一般取向。
The effect of photocatalyst excited state lifetime on the rate of photoredox catalysis
作者:J. R. Ochola、M. O. Wolf
DOI:10.1039/c6ob01717g
日期:——
with varying excitedstate lifetimes are used as photocatalysts to study the effect of excitedstate lifetime on the rate of a prototypical photoredox-catalyzed reaction, the trifluoromethylation of quinoline. An improved mechanistic understanding of the photocatalysis is achieved, enabling guided optimization of reaction conditions and elucidating the role of the photocatalyst excitedstate lifetime on
The present teachings relate to organic semiconductor formulations including an organic semiconducting compound in a liquid medium, where the liquid medium includes (1) a compound in liquid state that has electronic properties complementary to the electronic structure of the organic semiconducting compound and optionally (2) a solvent or solvent mixture for solubilizing the organic semiconducting compound. The present formulations can be used as inks in the fabrication of organic semiconductor devices.
Process for preparing a crystalline organic semiconductor material
申请人:BASF SE
公开号:US10224485B2
公开(公告)日:2019-03-05
Provided are a process for preparing a crystalline organic semiconductor material wherein the conditions of crystallization lead to the formation of crystals at the gas liquid interface having advantageous semiconductor properties, the obtained crystalline organic semiconductor material and the use thereof for the production of organic semiconductor devices, in particular organic field effect transistors and organic solar cells.