Number | Date | Country | Kind |
---|---|---|---|
3433249 | Sep 1984 | DEX | |
3525205 | Jul 1985 | DEX |
Number | Date | Country |
---|---|---|
0031938 | Dec 1980 | EPX |
1123331 | Feb 1962 | DEX |
5188968 | Aug 1976 | JPX |
Entry |
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Hellmann et al., "Chem. Ber.", vol. 94, pp. 1868-1870 (1961). |
Regitz et al., "Chem. Ber.", vol. 96, pp. 3120-3132 (1963). |
Ruccia et al., "Ann. Chim. (Rome)," vol. 57, No. 6, pp. 671-679 (1967). |