Number | Name | Date | Kind |
---|---|---|---|
2264429 | Bergmann et al. | Dec 1941 | |
2391226 | Clifford et al. | Dec 1945 | |
4302396 | Tsujimoto et al. | Nov 1981 |
Number | Date | Country |
---|---|---|
130638 | Nov 1978 | JPX |
Entry |
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Newman et al, JACS, vol. 63 (1941) pp. 1542-1544. |
Craig, JACS, vol. 72 (1950) pp. 3732-3733. |
Izv. Akad. Nauk. SSSR, Ser. Khim., 6 (1973) p. 1315, English translation, p. 1271. |