- 作者: 沙晉康 ; 鄒秋鵬 ; 蔡琮瑩 等
- 作者服務機構: 清華大學化學系
- 中文摘要: Three novel reactions for the synthesis of iso-condensed heteroaromatic pyrroles: (1) tandem intramolecular 1,3-dipolar cycloaddition and cycloreversion reaction; (2) phosphineimine-alkylidenemalonate cyclization reaction; (3) retromalonate addition reaction, are described. They can be used in acidic, neutral or basic conditions respectively. Iso-condensed heteroaromatic pyrroles, such as pyrrolo [ 3,4-b ] indole 12, pyrrolo [ 3,4-b ] pyridine 17, pyrrolo [ 3,4-c ] pyridine 18, thieno [ 2,3-c ] pyrrole 37, pyrrolo [ 3,4-b ] pyrrole 40, pyrrolo [ 3,4-b ] pyrazine 49, benzofuro [ 2,3-c ] pyrrole 50, 1,2-bis [ 5-thieno [ 2,3-c ] pyrrolyl ] ethane 51, 1,4-bis [ 5-thieno [ 2,3-c ] pyrrolyl ] benzene 52, dipyrrolo [ 3,4-b;3',4'-d ] dipyrroles 55 and 56, benzotripyrroles 62-64, and thieno [ 3,4-c ] pyrroles 67 and 73, are synthesized efficiently according to these methods.
- 英文摘要: --
- 中文關鍵字: Iso-Condensed Heteroaromatic Pyrrole; Tandem Intramolecular 1,3-Dipolar Cycloaddition; Cycloreversion Reaction; Phosphineimine Alkylidenem
- 英文關鍵字: 異凝縮異芳香類咯;縱排分子內1;3-雙極化環加成;環回復反應;膦亞胺烴基雙烯丙二脂環化反應;後丙二酸加成反應;合成