Number | Date | Country | Kind |
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3719488 | Jun 1987 | DEX |
Number | Date | Country |
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0219756 | Apr 1987 | EPX |
Entry |
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Theilheimer, Synthetic Methods of Organic Chemistry, vol. 19, p. 314, #749 (1965). |
Chodkiewicz, W. et al., Bull. Soc. Chim. France, 1958, 1586-91. |
Drake, N. L. et al., J. Amer. Chem. Soc., 70, 677-680 (Feb. 1948). |