Number | Name | Date | Kind |
---|---|---|---|
2955905 | Davies et al. | Oct 1960 | |
3759833 | Bannerman et al. | Sep 1973 | |
3966649 | Cheng | Jun 1976 | |
4751015 | Humphreys et al. | Jun 1988 | |
4818426 | Humphreys et al. | Apr 1989 | |
4927559 | Schwarz et al. | May 1990 | |
4931563 | Madison et al. | Jun 1990 |
Entry |
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Kurt Hermann, 1977 Abstract "Total Synthesis of Betalaines". |
Organic Synthesis Coll., vol. 2, 1943, John Wiley & Sons, pp. 126-128. |