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Isoxazolo [3,4-d]pyridazin-7(6h)-ones. synthesis of 3-unsubstituted derivatives: A reinvestigation

✍ Scribed by V. Dal Piaz; G. Ciciani; M.P. Giovannoni

Book ID
104216150
Publisher
Elsevier Science
Year
1991
Tongue
French
Weight
149 KB
Volume
32
Category
Article
ISSN
0040-4039

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✦ Synopsis

The structure of the major product from 1 and methylhydrasinr is established and a mechanism for the formation of 2 involving a preliminaty nuckophilic attack at the isoxasole C-S is proposed.

πŸ“œ SIMILAR VOLUMES

Synthesis and complete 1H, 13C and 15N N
Synthesis and complete 1H, 13C and 15N NMR assignment of substituted isoxazolo[3,4-d]pyridazin-7(6H)-ones
✍ V. Dal Piaz; A. Graziano; N. Haider; W. Holzer πŸ“‚ Article πŸ“… 2005 πŸ› John Wiley and Sons 🌐 English βš– 128 KB

## Abstract The synthesis and complete assignment of all hydrogen, carbon and nitrogen NMR signals of several new isoxazolo[3,4‐__d__]pyridazin‐7(6__H__)‐ones is reported. The spectroscopic characterization is extended to previously described analogues. Copyright Β© 2004 John Wiley & Sons, Ltd.