STERIC EFFECTS IN THE NUCLEOPHILIC ADDITION OF PYRAZOLES UNSUBSTITUTED AT A NITROGEN ATOM TO THE DOUBLE BOND OF MALEIC ANHYDRIDE

Authors

  • Н. Л. Нам Moscow K. A. Timiryazev Agricultural Academy, Moscow 127550
  • И. И. Грандберг Moscow K. A. Timiryazev Agricultural Academy, Moscow 127550
  • В. И. Сорокин Moscow K. A. Timiryazev Agricultural Academy, Moscow 127550

Keywords:

pyrazoles, steric effects

Abstract

Only one isomer, 5-methyl-3-phenyl-1-pyrazolylsuccinic acid, is formed on addition of 3(5)-methyl-5(3)-phenylpyrazole to the double bond of maleic anhydride.

How to Cite
Nam, N. L.; Grandberg, I. I.; Sorokin, V. I. Chem. Heterocycl. Compd. 2003, 39, 1314. [Khim. Geterotsikl. Soedin. 2003, 1493.]

For this article in the English edition, see DOI 10.1023/B:COHC.0000010645.76851.0f

Published

2003-10-25

Issue

Section

Original Papers