An efficient synthesis of some novel pyrazoles 8a–j, 13a–e, 18a,b, isoxazoles 26a–g, pyrazolo[3,4-d]pyridazines 9a–d and isoxazolo[3,4-d]pyridazines 27a–dvia 1,3-dipolar cycloaddition reactions is reported.
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Al‐Zaydi et al. (1999) studied this question.
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