The crystal structure of 4-(1-methyl-1-mesitylcyclobutane-3-yl)-2-aminothiazole (C 17 H 22 N 2 S 1 ) has been determined by X-ray crystallographic techniques. The compound crystallizes in the triclinic space group P-1 with Z = 6. The crystal structure was solved by direct methods and refined by full
Structure of 3-(2-aminothiazol-4-yl)coumarin
✍ Scribed by V. N. Nesterov; Yu. T. Struchkov; S. N. Kovalenko; Yu. A. Sharanin; I. A. Zhuravel
- Book ID
- 112387924
- Publisher
- Springer
- Year
- 1995
- Tongue
- English
- Weight
- 222 KB
- Volume
- 44
- Category
- Article
- ISSN
- 1573-9171
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## Abstract 3‐Acetylcoumarine was condensed with dimethylformamide dimethylacetal (DMFDMA) to yield the enaminone, which reacts readily with hydroxylamine and with hydrazines to yield coumarin‐3‐ylisoxazoles and coumarin‐3‐ylpyrazoles respectively. Reaction of the enaminone with benzamidine hydroch
## Abstract A series of novel 3‐(coumarin‐4‐yl)tetrahydroisoxazoles **5a,b, 7, 9** and 3‐(coumarin‐4‐yl)dihydropyra‐zoles **13a‐d, 14,15a,b** were synthesized from coumarin‐4‐carboxaldehyde **1** __via__ the intermediate __N__‐methyl nitrone **3** and __N__‐phenyl or __N__‐methyl hydrazones **11a,b