KORNET M. J.; DANIELS R., J. HETEROCYCL. CHEM., 1979, 16, NO 7, 1485-1486
作者:KORNET M. J.、 DANIELS R.
DOI:——
日期:——
Usachev, Sergey V.; Nikiforov, Grygorii A.; Strelenko, Yurii A., Mendeleev Communications, 2002, vol. 12, # 5, p. 189 - 193
作者:Usachev, Sergey V.、Nikiforov, Grygorii A.、Strelenko, Yurii A.、Belyakov, Pavel A.、Chervin, Ivan I.、Kostyanovsky, Remir G.
DOI:——
日期:——
Nitrogen chirality via the sterical veto of N inversion
作者:Sergey V. Usachev、Grygorii A. Nikiforov、Yurii A. Strelenko、Ivan I. Chervin、Konstantin A. Lyssenko、Remir G. Kostyanovsky
DOI:10.1070/mc2003v013n03abeh001751
日期:2003.1
Novel cyclic hydrazines 4–8 with sterically hindered (4, 6, 7) or arrested (5, 8) nitrogeninversion were synthesised; pyrazolydine 5 was separated into enantiomers by chiral chromatography; the crystal structures of salts 5a and 5b were studied by X-ray diffraction analysis.