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Amidrazones 10. Stevens rearrangement of 1-benzyl and 1-allyl-substituted-3-amino-4,5-dihydro-1-phenyl-1H-pyrazolium bromides

✍ Scribed by Richard F. Smith; Christopher J. Aquino; Laurie A. Olson; Julienne M. Galante; Stephen C. Liptak

Book ID: 104233355
Publisher: Elsevier Science
Year: 1985
Tongue: French
Weight: 199 KB
Volume: 26
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(01)80913-8

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✦ Synopsis

2-Benzyl-3-imino-1-phenylpyrazolidine (5a) and 2-allyl-3-imino-1-phen lpyrazolidine (5b) are obtained by the base-promoted rearrangement of the title compounds (4a and 4b. 7 TABLE Selected NMR Dataa 4ab (DMSO-d6) 'H: 5.01(s, m2C6H5), 7.1-7.8(m, C6H5 and NH2, exch.). 13C: 31 .01(4-C), 63.91(5-C), 168.09(3-C), 73.10(CH2C6H5).

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