TY - JOUR ID - 7543 TI - SYNTHESIS AND ANTIMICROBIAL ACTIVITY OF SOME NITROGEN HETEROCYCLES INCORPORATION INTO COUMARIN JO - Al-Azhar Bulletin of Science JA - ABSB LA - en SN - 1110-2535 AU - ABD EL-GHAFFAR, NAHED F. AD - Chemistry Department, Faculty of Science, Girls Branch, Al-Azhar University, Nasr City, Cairo, Egypt. Y1 - 2009 PY - 2009 VL - 20 IS - Issue 1-A SP - 51 EP - 57 KW - NITROGEN HETEROCYCLES KW - Coumarin DO - 10.21608/absb.2009.7543 N2 - 3-Carbethoxycoumarin derivatives were reacted with some neucleophilic reagents such as amines, hydrazines, urea derivatives and amino acids in order to study their effect on coumarin nucleus especially carbonyl coumarin and synthesis of new derivatives which have biological effects on microorganisms such as bacteria and fungi. The structural assignments of the new compounds were based on analytical and spectral data. UR - https://absb.journals.ekb.eg/article_7543.html L1 - https://absb.journals.ekb.eg/article_7543_2ac5e3f70b1d56d775e20299e13cdb42.pdf ER -