Number | Date | Country | Kind |
---|---|---|---|
95 00748 | Jan 1995 | FRX |
Number | Name | Date | Kind |
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3301895 | Sayigh et al. | Jan 1967 | |
4263221 | Schnabel et al. | Apr 1981 |
Number | Date | Country |
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1275307 | Feb 1962 | FRX |
Entry |
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Tetrahedon, vol. 37, 1981, Oxford GB, pg. 233-284, M. Mikolajczyk "Recent developments in carbodiimide chemistry". |
Chemische Berichte, vol. 91, 1958, Weinheim De, pp. 1992-1995, J. Macholdt-Erdniss "Eine enifache Darstellung aromatischer Guanidine". |
Angewandte Chemie, vol. 72, No. 22, 1960, Eilingsfeld et al. |
Journal of Organic Chemistry, vol.29, 1964, Easton US, pp. 2401-2404, H. Ulrich et al. "Syntheses and some reactions of allophanoyl chlocrides". |