脂肪族和芳香族氨基磺酰胺类化合物(如马芬尼(1a))是通过在含Ni阴极,Pt阳极和阮内Ni作为催化剂的未分隔电池中将相应的腈直接电化学加氢而以高收率(80-86%)合成的(表1)。该反应可以在不通过原位产生H 2的外部供应加压气体的情况下进行。略微升高温度(45°)和低电流密度(10 mA / cm 2)是这种类型的电化学腈加氢的有利条件。我们的合成规程不需要高压设备或化学危害,在环境方面非常友好,比传统方法更经济。吸附的H的浓度。通过调节电势可以轻松控制催化剂表面的自由基,这可以提高产品的选择性,同时降低爆炸和着火的风险。
96. Amidines. Part VI. Preparation of 2-substituted 4 : 5-dihydroglyoxalines and ring homologues from cyanides and alkylenediamines
作者:P. Oxley、W. F. Short
DOI:10.1039/jr9470000497
日期:——
PIPERIDINES AS CCR5 MODULATORS
申请人:Pfizer Limited
公开号:EP1140920A1
公开(公告)日:2001-10-10
FLUORESCENT DYE, PREPARATION METHOD AND USES THEREOF
申请人:FLUORESCENCE DIAGNOSIS (SHANGHAI) BIOTECH COMPANY LTD.
公开号:US20220214351A1
公开(公告)日:2022-07-07
A fluorescent dye, as well as a preparation method and uses thereof, wherein the fluorescent dye is sensitive and specific to viscosity and has low background fluorescence; it can also be used as a fluorescent activated and lighted probe used for fluorescent labeling, quantification or monitoring of protein, enzymes or nucleic acid.
US7217714B1
申请人:——
公开号:US7217714B1
公开(公告)日:2007-05-15
[EN] PIPERIDINES AS CCR5 MODULATORS<br/>[FR] PIPERIDINES UTILISES COMME MODULATEURS DE CCR5
申请人:PFIZER LTD
公开号:WO2000039125A1
公开(公告)日:2000-07-06
Compounds of formula 1: [Regionα] - [Regionβ] - [Regionη] - [Regionδ] which are useful as modulators of chemokine activity. The invention also provides pharmaceutical formulations and methods of treatment using these compounds.