Number | Date | Country | Kind |
---|---|---|---|
46105/76 | Nov 1976 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
3176017 | Freed | Mar 1965 | |
3357978 | Thominet | Dec 1967 | |
3452025 | Hansen et al. | Jun 1969 | |
3692791 | Potoski et al. | Sep 1972 |
Number | Date | Country |
---|---|---|
2037661 | Aug 1971 | DEX |
Entry |
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Migrdichian, V., Organic Synthesis, vol. 1, Reinhold Pub. Corp., New York, 1957, pp. 368-369. |