## Abstract magnified image Substituted 4‐(5‐alkyl‐thiazol‐2‐ylmethyl)‐3,4‐dihydro‐2__H__‐1,4‐benzoxazines and 5‐(2,3‐dihydro‐1,4‐benzoxazin‐4‐ylmethyl)‐4‐methyl‐1‐phenyl‐1__H__‐pyrazol‐3‐ylamines were prepared by the reaction of (2,3‐dihydro‐1,4‐benzoxazin‐4‐yl)‐acetic acid methyl ester and some
Structural tautomerism of 4-acylpyrazolone schiff bases and crystal structure of 5-methyl-2-phenyl-4-{1-[(pyridin-2-ylmethyl)-amino]-ethylidene}-2,4-dihydro-pyrazol-3-one
✍ Scribed by A. S. Amarasekara; O. S. Owereh; K. A. Lyssenko; T. V. Timofeeva
- Publisher
- SP MAIK Nauka/Interperiodica
- Year
- 2009
- Tongue
- English
- Weight
- 122 KB
- Volume
- 50
- Category
- Article
- ISSN
- 0022-4766
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📜 SIMILAR VOLUMES
The title compound 3 was obtained during the rearrangement of isoxazol-5-yl hydrazine 1 to 1 -aminopyrazolone 2 at \(115^{\circ}\). X-ray analysis of the corresponding benzylidene derivative allowed us to achieve the structure assignment.
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