由3-氨基-2-卤代-2-烯亚胺制备3-卤代喹啉

紫外光照射3-氨基-2-卤代-2-烯亚胺生成3-卤代喹啉,该反应对氯代衍生物是定量反应(>95％),溴代和碘代喹啉可以较高产率从反应粗产物中容易地分离出来,由于这一反应温和、简便、干净和快速,我们预期这一反应过程将被广泛应用。     

Universitas Indonesia Archives Office as a Place for Performing Educational Practicum Activities for Students of Archives Vocational Education Program at Universitas Indonesia

Abstract

This article provides an illustration of the organizational process of a university archives management practicum course, which is based on the 321 curriculum system of the Vocational Education Program, Universitas Indonesia. This course is divided into 150?minutes of classroom study and 270?minutes of practicum activities at Universitas Indonesia Archives Office. A hands-on approach is used during the educational practicum. Assessment is carried out based on the results of a competency test (i.e., archiving documents) which is performed at the end of the first and second halves of a semester. About 55% of the students earned a good score, while 39.5% of them earned a very good score.