Number | Name | Date | Kind |
---|---|---|---|
3704320 | Lannert | Nov 1972 | |
3706672 | Martin et al. | Dec 1972 | |
3725290 | Nelson et al. | Apr 1973 | |
3781349 | Ramsey et al. | Dec 1973 |
Entry |
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Achmatowicz et al., "The Reaction of Esters of Mesoxalic Acid and Glyoxylic Acid with Furan", Roczniki Chemii Ann. Soc. Chim. Polonorum 42, 453 & 456 (1968). |