三甲基碘化铂

三甲基碘化铂
别名	碘化三甲基铂; 三甲基铂碘化物
识别
CAS号	14364-93-3
PubChem	11824720
ChemSpider	11522740
性质
化学式	C12H36I4Pt4
摩尔质量	1468.37 g·mol−1
外观	白色固体
熔点	190-195 °C
危险性
	GHS危险性符号;
GHS提示词	警告
H-术语	H228, H302, H312, H315, H319, H332, H413
P-术语	P210, P240, P241, P261, P264, P270, P271, P273, P280, P301+312, P302+352, P304+312, P304+340, P305+351+338
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

三甲基碘化铂是一种有机铂化合物（英语：Organoplatinum），化学式为[(CH₃)₃PtI]₄，它是白色固体，在空气中稳定，是最初制备的有机金属配合物之一。它可由氯铂酸钾和甲基碘化镁反应制得。^[1]该配合物由四个八面体Pt(IV)中心构成，碘为三桥连配体。^[2]

该配合物可以发生一些Pt-I键断裂的反应，如羟基取代生成[(CH₃)₃PtOH]₄。它的衍生物由(CH₃)₃PtI(bipy)和(CH₃)₃PtI(NH₃)₂等。

应用

三甲基碘化铂可以合成挥发性的铂化合物，它们之后可通过化学气相沉积和原子层沉积制造电子零件的铂层。^[3]在接近室温下升华的(CH
3C
5H
4)Pt(CH
3)
3便是这类化合物的例子。^[4]

[Pt(CH
3)
3I]
4 + 4 Na(CH
3C
5H
4) → 4(CH
3C
5H
4)Pt(CH
3)
3 + 4NaI

它也可以合成能够催化加氢硅烷化反应（英语：hydrosilylation）的有机铂化合物。^[5]

参考文献

^ Baldwin, J. C.; Kaska, W. C. Improved Isolation Procedure for the Preparation of Iodo(trimethyl)platinum(IV). Inorg. Chem. 1975, 14: 2020. doi:10.1021/ic50150a063.
^ Ebert, K. H.; Massa, W.; Donath, H.; Lorberth, J.; Seo, B. S.; Herdtweck, E. Organoplatinum Compounds: VI. Trimethylplatinum Thiomethylate and Trimethylplatinum Iodide. The Crystal Structures of [(CH₃)₃PtS(CH₃)]₄ and [(CH₃)₃PtI]₄·0.5CH₃I. J. Organomet. Chem. 1998, 559: 203–207. doi:10.1016/S0022-328X(98)00414-8.
^ Xue, Ziling; Strouse, M. Jane; Shuh, David K.; Knobler, Carolyn B.; Kaesz, Herbert D.; Hicks, Robert F.; Williams, R. Stanley. Characterization of (methylcyclopentadienyl)trimethylplatinum and low-temperature organometallic chemical vapor deposition of platinum metal. Journal of the American Chemical Society. 1989, 111 (24): 8779–8784. ISSN 0002-7863. doi:10.1021/ja00206a002 （英语）.
^ Hiratani, Masahiko; Nabatame, Toshihide; Matsui, Yuichi; Imagawa, Kazushige; Kimura, Shinichiro. Platinum Film Growth by Chemical Vapor Deposition Based on Autocatalytic Oxidative Decomposition. Journal of the Electrochemical Society. 2001, 148 (8): C524. Bibcode:2001JElS..148C.524H. doi:10.1149/1.1381389 （英语）.
^ Pratt, Sandra L.; Faltynek, Roberta A. Studies on the thermal activation of iodotrimethylplatinum(IV) tetramer: hydrosilation catalyst generation from an inert precursor. Journal of Molecular Catalysis. 1984, 24 (1): 47–58. doi:10.1016/0304-5102(84)85038-5 （英语）.

[1] Baldwin, J. C.; Kaska, W. C. Improved Isolation Procedure for the Preparation of Iodo(trimethyl)platinum(IV). Inorg. Chem. 1975, 14: 2020. doi:10.1021/ic50150a063.

[2] Ebert, K. H.; Massa, W.; Donath, H.; Lorberth, J.; Seo, B. S.; Herdtweck, E. Organoplatinum Compounds: VI. Trimethylplatinum Thiomethylate and Trimethylplatinum Iodide. The Crystal Structures of [(CH₃)₃PtS(CH₃)]₄ and [(CH₃)₃PtI]₄·0.5CH₃I. J. Organomet. Chem. 1998, 559: 203–207. doi:10.1016/S0022-328X(98)00414-8.

[:12-3] Xue, Ziling; Strouse, M. Jane; Shuh, David K.; Knobler, Carolyn B.; Kaesz, Herbert D.; Hicks, Robert F.; Williams, R. Stanley. Characterization of (methylcyclopentadienyl)trimethylplatinum and low-temperature organometallic chemical vapor deposition of platinum metal. Journal of the American Chemical Society. 1989, 111 (24): 8779–8784. ISSN 0002-7863. doi:10.1021/ja00206a002 （英语）.

[4] Hiratani, Masahiko; Nabatame, Toshihide; Matsui, Yuichi; Imagawa, Kazushige; Kimura, Shinichiro. Platinum Film Growth by Chemical Vapor Deposition Based on Autocatalytic Oxidative Decomposition. Journal of the Electrochemical Society. 2001, 148 (8): C524. Bibcode:2001JElS..148C.524H. doi:10.1149/1.1381389 （英语）.

[:42-5] Pratt, Sandra L.; Faltynek, Roberta A. Studies on the thermal activation of iodotrimethylplatinum(IV) tetramer: hydrosilation catalyst generation from an inert precursor. Journal of Molecular Catalysis. 1984, 24 (1): 47–58. doi:10.1016/0304-5102(84)85038-5 （英语）.

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