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Complete assignment of the 1h- and 13c-nmr spectra of [1]benzothieno[2,3-c]naphtho[1,2-h]quinoline and [1]benzothieno[2,3-c]naphtho[1,2-h][1,2,4]triazolo[4,3-a]quinoline. Concerted use of two-dimensional nmr techniques

✍ Scribed by Kenji Sasaki; Lyle W. Castle; Raymond N. Castle


Book ID
112130841
Publisher
Journal of Heterocyclic Chemistry
Year
1994
Tongue
English
Weight
339 KB
Volume
31
Category
Article
ISSN
0022-152X

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## Abstract The ^1^H NMR spectrum of naphtho [1′,2′:4,5]thieno[2,3‐__c__]quinoline is highly congested because all the protons are in an aromatic environment, and the structure of the molecule is nearly symmetric. With this in mind, the assignment of the ^1^H and ^13^C NMR spectra of this compound

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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