Number | Date | Country | Kind |
---|---|---|---|
3308931 | Mar 1983 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4203908 | Mueller et al. | May 1980 |
Number | Date | Country |
---|---|---|
841592 | Apr 1952 | DEX |
Entry |
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Organic Syntheses, New York, 1983 Collect., vol. 4, pp. 534-535. |
Annalen der Chemie, 596, (1955), 112. |