in not given byproducts: PbS; formation of the K salt of the acid by saponification of diphenylamidophosphate with concd. NaOH;; isolation as Pb salt; formation of the free acid by react. of the Pb salt with H2S in H2O at 0 °C; pptn. of formed PbS with ethanol;;
参考文献
Stokes, H. N.
American Chemical Journal, 1893 , vol. 15, p. 198 - 214
