Number | Name | Date | Kind |
---|---|---|---|
2832804 | Richter et al. | Apr 1958 | |
3198833 | Beregi et al. | Aug 1965 | |
3845126 | Giraudon et al. | Oct 1974 | |
3904689 | Ashby | Sep 1975 | |
3914300 | Haddock et al. | Oct 1975 |
Entry |
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Ginsburg "Concerning Amines", (1967), p. 42. |
Houben-Weyl "Metider Org. Chemie", vol. 11/1 (1957), p. 510. |
Morrison et al. "Organic Chemistry", 2nd ed. (1966), pp. 636 and 683. |
Wiley "Five and Six Membered Compounds with Nitrogen and Oxygen", (1962), pp. 118, 119, 122, 123, 126, 127. |