Jairo QuirogaBraulio InsuastyRicardo RinconMarina LarrahondoNorbert HanoldHerbert Meier2026-03-222026-03-22199510.1002/chin.199522189https://doi.org/10.1002/chin.199522189https://andeanlibrary.org/handle/123456789/62720Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.enChemistryAmine gas treatingCombinatorial chemistryService (business)Medicinal chemistryChemInform Abstract: The Formation of Pyrazolo(1,5‐a)pyrimidines by the Reaction of 3‐(4‐ Chlorophenyl)pyrazol‐5‐amine with Chalcones.article