【摘 要】
：
Benzotriazole, aldehydes and primary selenoamides react together with elimination of water to form 1:1:1 adducts which are reduced smoothly by NaBH4 to give the
【出 处】
：
Chinese Chemical Letters
论文部分内容阅读
Benzotriazole, aldehydes and primary selenoamides react together with elimination of water to form 1:1:1 adducts which are reduced smoothly by NaBH4 to give the N-substituted selenoamides in good yield.
Benzotriazole, aldehydes and primary selenoamides react together with elimination of water to form 1: 1: 1 adducts which are reduced smoothly by NaBH4 to give the N-substituted selenoamides in good yield.
其他文献
汽车驾驶员长年累月在公路上行驶,早出晚归,没有星期天、节假日,更没有午睡时间,每天工作长达10多个小时。虽然日行千里,饱览锦绣河山的自然风光。但由于工作严谨,始终保持
AM- 0 0 - 0 6 Technology advances improve liquid recovery fr-om refinery off- gasesAM- 0 0 - 0 7 Commercial performance of the latest FCCtechnology advances
本文通过调研分析,总结了广东地区高职工业设计专业教学中存在的一些问题,主要围绕课程体系、专业课程设置、实训教学条件、校企合作项目等四个方面展开。并针对这四个方面提
The Li 4+xAl xSi 1-xO 4-yAl 2O 3 (x=0 to 0.5, y=0 to 0.5) ion conductors were prepared by the Sol-Gel method and examined in detail. The powder and si
前不久接修一台四缸汽油机,驾驶员反映接连三次活塞环粘结在檀内,在第三次换环时,抽出活塞,发现活塞非受力面裙部被烧坏。它为何不烧顶部而要烧裙部呢?经检查缸套失圆0.20毫
A novel seven-coordinated organotin complex [ nBu 2Sn-(OOCC 5H 4N-2) 2(H 2O)] was unexpectedly synthesized by reaction of nBu 3SnCl with 2-pyridi
一辆大富豪中巴车,连续烧坏两只FT223型发电机调节器内的指示灯继电器线包。经查其原因,发现起动机电源接柱至发电机电枢端之间的连接线,在靠近发电杌侧与起动机电源连线脱
日本放宽汽车检查制度是从1981年开始提出的,在相当长一段时间内,由于一些相关产业的反对,一直未能实施。直到1993年,才得到日本及运输技术审议会的正式批准,并在同年的日本
在使用和维修车辆时,经常出现油封损坏的情况,在无配件的情况下,可采用油封改代的方法来解决。 一、油封改代的原则 1.重要部位的油封尽量使用原规格的油封,尽量避免改代,小
价格现象并未带来热销现象 8月上旬,国内成品油市场出现了销量下滑的现象,各地成品油库存在短期内大幅度上升。据统计,石化集团成品油库存比上月底上升80多万吨,石油集团上