草氨酸盐
草氨酸盐是草氨酸形成的盐，含有H
2NC
2O−
3离子。
草氨酸和金属相应的氢氧化物或碳酸盐反应，可以制备草氨酸盐，例如：
- 2 H2NCOCOOH + CoCO3 → (H2NC2O3)2Co + H2O + CO2↑
过渡金属的草氨酸盐对热稳定性不高，镍盐在215℃开始分解，而铜盐的开始分解的温度只需165℃。过渡金属草氨酸盐在更高温度分解时，会释放出剧毒的气体CO和HCN。[1]
参考文献
- Caires, F.J., Lima, L.S., Carvalho, C.T. et al. Thermal and spectroscopic data to investigate the oxamic acid, sodium oxamate and its compounds with some bivalent transition metal ions. J Therm Anal Calorim (2012) 107: 335. doi:10.1007/s10973-011-1835-8
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