Number | Date | Country | Kind |
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2505869 | Feb 1975 | DEX |
Number | Date | Country |
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1148542 | May 1963 | DEX |
Entry |
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Bestmann et al., Chemische Berichte, 96, pp. 1899-1908 (1963). |
Denney et al., J. Org. Chem. 28 (1963) pp. 778-780. |
Nurrenbach et al., Ann. 721, pp. 34-42 (1969). |