SEARCH Articles Figures Tables 3- -pyrimidines, thermal intramolecular cyclisation 4-Amino-5-acetylenylpyrazole intramolecular cyclisation Aldol condensation-intramolecular cyclisation Cyclisation reactions intramolecular Intramolecular Diels-Alder cyclisation Intramolecular radical cyclisations Macrocycles intramolecular cyclisation