110539-46-3Relevant academic research and scientific papers
A CARBON-13 AND NITROGEN-15 ISOTOPIC LABELLING STUDY OF INTERMEDIATES AND BY-PRODUCTS IN THE REACTION OF CHALCONE AND PHENYLHYDRAZINE TO GIVE 1,3,5-TRIPHENYL-2-PYRAZOLINE
Kenny, Peter W.,Robinson, Michael J. T.
, p. 6277 - 6280 (2007/10/02)
The formation of 1,3,5-triphenyl-2-pyrazoline 7 from chalcone and phenylhydrazine via 1,4-addition followed by an allowed 5-endo-trig cyclisation has been demonstrated by (13)C and (15)N labelling in time resolved (13)C NMR spectroscopy.
