The synthesis of novel polycyclic hetero
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Jiann-Kuan Luo; Maria P. Cabal; Ronald F. Federspiel; Raymond N. Castle
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Article
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2000
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Journal of Heterocyclic Chemistry
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English
⚖ 325 KB
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## Abstract Photocyclization of 3‐chloro‐__N__‐(9‐phenanthryl)benzo[__b__]‐thiophene‐2‐carboxamide (**3**) and 3‐chloro‐__N__‐(9‐phenanthryl)‐naphtho[1,2‐__b__]thiophene‐2‐carboxamide (**10**) yielded dibenzo[__f,h__]benzothieno[2,3‐__c__]‐quinolin‐10(9__H__)‐one (**4**) and dibenzo[__f,h__]naphtho