Number | Date | Country | Kind |
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63-37023 | Feb 1988 | JPX |
Number | Name | Date | Kind |
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3991190 | Garzia et al. | Nov 1976 |
Number | Date | Country |
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156781 | Jun 1988 | JPX |
Entry |
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Chem. Berichte, vol. 36, No. 1 (1903), p. 2229. |
The Journal of the American Chemical Society, vol. 73, pp. 3011-3012 (1951) in p. 3012 (Langerman et al.). |
The Chemistry of Heterocyclic Compounds "Pyrimidines", (D. J. Brown) pp. 162-164 (1962). |