๐”– Bobbio Scriptorium
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Diazotisation in the Pyrazole Series

โœ Scribed by J. Reilly and D. MacSweeney


Book ID
125203936
Publisher
Royal Irish Academy
Year
1929-1931
Weight
748 KB
Volume
39
Category
Article
ISSN
0035-8983

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The diazonium salt derived from 4-amino-N,1,3-trimethyl-N-(3-methyl-1-phenyl-1H-pyrazol-5-yl)-1Hpyrazole-5-carboxamide ( 14) was reacted with a mixture of CuSO 4 and NaCl, with ascorbic acid as an initiator to afford the planar derivative 4, 6-dihydro-1,4,6,8-tetramethyl-3-phenyldipyrazolo[3,4-b:4',