Number | Date | Country | Kind |
---|---|---|---|
24718 A/76 | Jun 1976 | ITX |
Number | Date | Country |
---|---|---|
226388 | Jan 1960 | AUX |
371227 | Apr 1973 | SUX |
Entry |
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Elderfield, Heterocyclic Compounds, vol. 5, pp. 108-109, N.Y., Wiley, 1957. |
Fusco, Pyrazoles, in: Pyrazoles, Pyrazolines, Pyrazolidenes, Indazoles and Condensed Rings, pp. 41-45, N.Y. Interscience, 1967. |