2-Phenylchroman-4-one as Synthone in Synthesis of New Five and Six Membered Rings Heterocyclic Compounds

• 主要な著者: Moneera Y. Raoof (著者), Shakir Saied (著者), Moayed AL. Gawady (著者)
• フォーマット: 図書
• 出版事項: College of Education for Pure Sciences, 1970-01-01T00:00:00Z.
• 主題: article
• オンライン･アクセス: Connect to this object online.

Abstract:<br /> Chroman-4-one derivatives 1(a-i) were prepared by Pechman condensation of phenol or its substitutions with cinnamic acid by using polyphosphoric acid. These derivatives were reacted with hydrazine hydrate in refluxing ethanol to yield pyrazoline derivatives (2). The utility of...