cooking for 3 h, while HBr evolves, next cooling and add substance into ether; crystn. for long time, filtrating, washing with ether, standing in vac. desiccator;
参考文献
Funk, H.; Schormueller, J.
Z. Anorg. Chem., 1931 , vol. 199, p. 95
→
反应条件
325°C;
参考文献
Glushkova, M. A.; Ershova, M. M.; Buslaev, Yu. A.
Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, 1967 , vol. 3, p. 1971 - 1972
Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, 1967 , vol. 3, p. 2259 - 2260