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Author(s) Fatma E.M. El-Baih1, Shatha I. Al-Aqeel1, Ola A. El-Sayed 2
Affiliation 1 Women Students Medical Studies & Sciences Sections, Chemistry Department, College of Science, King Saud University P.O. Box 22452, Riyadh 11495. 2 Pharmaceutical Chemistry Department, College of Pharmacy, University of Alexandria, Alexandria 21521, Egypt. 3Chemistry Department, College of Science, King Saud University P.O. Box 2455, Riyadh 11451.
Title Synthesis and Spectroscopic Properties of Some
Source Journal of King Saud University. Science. Volume 18, No 1. (2006/1426)
Abstract Several substituted pyrimido[4,5-b]quinoline were synthesized from the intermediates: 2-chloro-3-quinolinecarbonitrile (1d), 2-amino-3-quinolinecarbonitrile (1h) and 2-oxo-3-quinolinecarboxylic acid (1g), via cyclization with urea, thiourea, guanidine, formamide and acetic anhydride. Structural elucidation of the prepared quinolines and pyrimido[4,5-b]quinolines was mainly based on the spectroscopic methods, and in particular, MS and NMR spectra