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These two series of pyrazolines have been fully characterized.<\/jats:p>","DOI":"10.1002\/jhet.5570350140","type":"journal-article","created":{"date-parts":[[2009,3,12]],"date-time":"2009-03-12T05:37:18Z","timestamp":1236836238000},"page":"217-224","source":"Crossref","is-referenced-by-count":28,"title":["Synthesis of 4\u2010Aryl\u20103\u2010(2\u2010chromonyl)\u20102\u2010pyrazolines by the 1,3\u2010dipolar cycloaddition of 2\u2010styrylchromones with diazomethane"],"prefix":"10.1002","volume":"35","author":[{"given":"Diana C. G. A.","family":"Pinto","sequence":"first","affiliation":[]},{"given":"Artur M. S.","family":"Silva","sequence":"additional","affiliation":[]},{"given":"L\u00facia M. P. M.","family":"Almeida","sequence":"additional","affiliation":[]},{"given":"Jos\u00e9 A. 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