Number | Date | Country | Kind |
---|---|---|---|
3048884 | Dec 1980 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3654090 | Schuurs et al. | Apr 1972 | |
4299916 | Litman et al. | Nov 1981 |
Entry |
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Honig et al., Editor, The Van Nostrand Chemist's Dictionary, D. Van Nostrand Co., Inc., Princeton, N.J., p. 675 (1953). |
Grant, Ed., Hackh's Chemical Dictionary, Fourth Edition, McGraw-Hill Book Company, N.Y., p. 649 (1969). |