Number | Date | Country | Kind |
---|---|---|---|
3248330 | Dec 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3475898 | Magat et al. | Apr 1967 | |
3660344 | Michael et al. | May 1972 | |
4342680 | Sugio et al. | Aug 1982 |
Number | Date | Country |
---|---|---|
2004073 | Nov 1969 | FRX |
Entry |
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Hawley, G. Condensed Chemical Dictionary Van Nostrand Reinhold Company, 1977, p. 70. |
Chemical Abstracts, 85: 124942h (1976). |
Chemical Abstracts, 84: 60701y (1976). |