Number | Name | Date | Kind |
---|---|---|---|
2770588 | Okada et al. | Nov 1956 | |
3086928 | Schultz | Apr 1963 | |
3113964 | Farkas et al. | Dec 1963 | |
3393220 | Winnick et al. | Jul 1968 | |
3411998 | Wallman et al. | Nov 1968 | |
3781343 | Norton | Dec 1973 | |
3849243 | Grot | Nov 1974 | |
3968017 | Canata et al. | Jul 1976 |
Number | Date | Country |
---|---|---|
756,854 | Sep 1956 | UK |
Entry |
---|
Basic Principles Organic Chemistry by Roberts et al., p. 558, pub. by Benjamin, New York, 1965. |