Tetrahedron p. 2023 - 2029 (1983)
Update date:2022-08-05
Topics:
Katritzky, Alan R.
Jayaram, Chandra
Vassilatos, Socrates N.
1,3,5-Trimethylpyrazole and 1-ethyl-3,5-dimethylpyrazole undergo lithiation exclusively at the α-position of the N-alkyl group. 1-Benzylpyrazole is metallated under kinetic control at -78 deg C at the CH2 group, but the metallorganic intermediate rearrang
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