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Synthesis and photochemical reactivity of 3‐methylisoxazolo[4,5‐ d ]pyridazines
Author(s) -
Camparini Alfredo,
Ponticelli Fabio,
Tedeschi Piero
Publication year - 1985
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570220619
Subject(s) - chemistry , pyridazine , intramolecular force , reactivity (psychology) , photochemistry , solvent , medicinal chemistry , computational chemistry , stereochemistry , organic chemistry , medicine , alternative medicine , pathology
A synthetic pathway to 3‐methylisoxazolo[4,5‐ d ]pyridazine and some of its derivatives is described. Uv irratiation of 4,7‐dimethoxy (XVII) and 7‐chloro‐4‐hydrazino‐3‐methylisoxazolo[4,5‐ d ]pyridazine (IX) shows that both intramolecular rearrangements and solvent involving reactions can occur.