Number | Date | Country | Kind |
---|---|---|---|
55-49745 | Apr 1980 | JPX |
Number | Date | Country |
---|---|---|
42-20522 | Oct 1967 | JPX |
Entry |
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Robertson, et al., Laboratory Practice of Organic Chemistry, 4th Edition, MacMillan Company, New York, 1962, pp. 201, 202. |
Fieser, Experiments in Organic Chemistry, 2nd Edition, D. C. Heath & Company, New York, 1941, pp. 184-185. |