SEARCH Articles Figures Tables 4-Ethynyl-l,3-dimethyl-5-aminomethylpyrazole, reaction with iodobenzene 4-Ethynyl-l,3-dimethylpyrazole reaction with bromine Electrophilic reactions ethynyl electrophiles Ethynyl compounds, reaction with sugar Ethynyl ketones, reaction with Ethynylation Ethynyls Nitrone reactions ethynylation