Number | Date | Country | Kind |
---|---|---|---|
3640306 | Nov 1986 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2188340 | Dykstra | Jan 1940 | |
3337423 | Schmitt et al. | Aug 1967 | |
3337633 | Schmitt et al. | Aug 1967 | |
3341554 | Murray et al. | Sep 1967 | |
4299775 | Dubreux | Nov 1981 |
Number | Date | Country |
---|---|---|
632600 | Dec 1961 | CAX |
685034 | Apr 1964 | CAX |
887411 | Jan 1962 | GBX |
1047920 | Nov 1966 | GBX |
Entry |
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Noller, "Chemistry of Organic Compounds", 3rd ed., (1965), W. B. Saunders Co. (Philadelphia), p. 98. |
Kirk-Othmer, "Encyclopedia of Chemical Technology", 3rd ed., vol. 13, (1981); pp. 918, 919, 920, 921, 922. |