焦磷酸锰
焦磷酸锰是一种无机化合物,化学式为Mn2P2O7。
焦磷酸锰 | ||
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英文名 | ||
别名 | 焦磷酸锰(II) 焦磷酸亚锰 | |
识别 | ||
CAS号 | 13446-44-1 | |
性质 | ||
化学式 | Mn2P2O7 | |
283.824(无水) 319.856(二水) g·mol⁻¹ | ||
外观 | 粉色固体 | |
密度 | 3.71g/cm3(无水) 3.06g/cm3(二水) | |
溶解性(水) | 微溶 | |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
其它化合物
十水合焦磷酸锰
Mn4(P2O7)2·10H2O是一种无机化合物,分子量747.808。它是一种黄白色晶体,由MnCl2(0.1mol/L)和Na2H2P2O7(0.1mol/L)在pH=1.9的溶液中,室温下反应得到。96℃开始分解,325℃形成Mn2P2O7无水物。但如果将Na2H2P2O7换成K4P2O7,则得不到该产物,取而代之的是MnKHP2O7·2H2O。[3]
参考文献
- Stephen Schneider, Robert L. Collin. Crystal structure of manganese pyrophosphate dihydrate Mn2P2O7·2H2O. Inorg. Chem., 1973, 12 (9), pp 2136–2139 DOI: 10.1021/ic50127a040
- 朱文祥. 无机化合物制备手册. 化学工业出版社, 2006. pp 638. 【XV-158】 焦磷酸锰
- H Assaaoudi,IS Butler,JA Kozinski. Crystal structure, vibrational spectra, and thermal decomposition and nitrogen adsorption behaviour of a new tetramanganese(II) dipyrophosphate decahydrate, Mn4(P2O7)2·10H2O. Journal of Chemical Crystallography, 2006, 36(11):723-733
- 石磊, 于吉红, 李乙 等. (页面存档备份,存于) 2D层状焦磷酸锰(II)[NH4]2[Mn3(P2O7)2(H2O)2]的结构和磁性研究. 无机化学学报, 2005, 21(2):245-248
- S Nishimura, R Natsui, A Yamada. A new polymorph of lithium manganese(ii) pyrophosphate β-Li2MnP2O7. Dalton Transactions, 2013, 43(4):1502
- A. Alaoui Tahiri, R. Ouarsal, M. Lachkar, et al. Dipotassium manganese(II) bis(dihydrogendiphosphate) dihydrate, K2Mn(H2P2O7)2·2H2O. Acta Cryst. (2003). E59, i68-i69 doi: 10.1107/S1600536803007189
- Francesco Capitelli, et al. Two new ammonium diphosphates: crystal structure of Mn0.5NH4H2P2O7·H2O and MnNaNH4P2O7·3H2O. Z. Kristallogr. 219 (2004) 93–98
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