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1-(Azidomethyl)benzotriazole and -5-phenyl-1,2,3,4-tetrazole as 1, 3-dipolar cycloaddition components

โœ Scribed by Alan R. Katritzky; Clara N. Fali; Irina V. Shcherbakova; Sergei V. Verin

Book ID
112131474
Publisher
Journal of Heterocyclic Chemistry
Year
1996
Tongue
English
Weight
391 KB
Volume
33
Category
Article
ISSN
0022-152X

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๐Ÿ“œ SIMILAR VOLUMES

1-[1-(4-Nitrophenyl)-1H-tetrazol-5-yl]-1
1-[1-(4-Nitrophenyl)-1H-tetrazol-5-yl]-1H-1,2,3-benzotriazole
โœ Lyakhov, Alexander S. ;Egorova, Nataliya G. ;Artamonova, Tatiana V. ;Gaponik, Pa ๐Ÿ“‚ Article ๐Ÿ“… 2007 ๐Ÿ› International Union of Crystallography ๐ŸŒ English โš– 231 KB

In the title compound, C 13 H 8 N 8 O 2 , the benzotriazole group forms a dihedral angle of 17.56 (12) with the tetrazole ring and conjugation exists between them. The nitrobenzene group lies perpendicular to the tetrazole ring and there is no conjugation.

1,3-Dipolar cycloadditions of (4R*,5R*)-
1,3-Dipolar cycloadditions of (4R*,5R*)-1-alkylidene-4-(benzoylamino)-5-phenyl-3-pyrazolidinon-1-azomethine imines
โœ Lidija Pezdirc; Uroลก Groลกelj; Anton Meden; Branko Stanovnik; Jurij Svete ๐Ÿ“‚ Article ๐Ÿ“… 2008 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 667 KB

## Abstract magnified image 1,3โ€Dipolar cycloadditions of azomethine imines **3a** and **3b**, available by acidโ€catalyzed treatment of 3โ€pyrazolidinone **1** with acetone (**2a**) and butyraldehyde (**2b**), respectively, were studied. Reactions of **3a** with DMAD (**4**) afforded a mixture of p