Number | Date | Country | Kind |
---|---|---|---|
3231912 | Aug 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2511028 | Whitman | Jun 1950 | |
3663514 | Campbell et al. | May 1972 | |
4293687 | Weissel et al. | Oct 1981 |
Number | Date | Country |
---|---|---|
1146957 | May 1983 | CAX |
2359115 | Oct 1981 | FRX |
Entry |
---|
March, Advanced Organic Chemistry, 2nd Ed., McGraw-Hill Co., New York, pp. 715-716 (1979). |