二苯基(2-吡啶基)膦
化合物
二苯基(2-吡啶基)膦是一种有机磷化合物,化学式为P(C6H5)2(2-C5H4N),它是最常用的单吡啶基膦配体。[1]其它单吡啶基膦配体(3位和4位)在文献中相对不常见,但三吡啶基膦的研究较多,可和过渡金属配位,并用于催化。二苯基(2-吡啶基)膦作为配体,可以以磷原子和金属配位,或以磷、氮两个原子双齿配位。它和钯(II)的配合物可以将质子传递给金属,用于均相催化。[2]
二苯基(2-吡啶基)膦 | |
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IUPAC名 2-(Diphenylphosphanyl)pyridine | |
别名 | 2-吡啶基二苯基膦 |
识别 | |
CAS号 | 37943-90-1 ![]() |
PubChem | 621893 |
ChemSpider | 540361 |
SMILES |
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InChI |
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InChIKey | SVABQOITNJTVNJ-UHFFFAOYAU |
性质 | |
化学式 | C17H14NP |
摩尔质量 | 263.27 g·mol−1 |
外观 | 白色晶体 |
熔点 | 85 °C(358 K) |
沸点 | 163 °C(436 K) |
危险性 | |
主要危害 | GHS07
Acute toxicity (oral, dermal, inhalation), category 4 Skin irritation, category 2 Eye irritation, category 2 Skin sensitization, category 1 Specific Target Organ Toxicity – Single exposure, category 3 |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
编辑- ^ Kluwer, Alexander M.; Ahmad, Irshad; Reek, Joost N.H. Improved synthesis of monodentate and bidentate 2- and 3-pyridylphosphines. Tetrahedron Letters. 2007, 48 (17): 2999. doi:10.1016/j.tetlet.2007.02.127.
- ^ Drent, E.; Arnoldy, P.; Budzelaar, P.H.M. Homogeneous catalysis by cationic palladium complexes. Precision catalysis in the carbonylation of alkynes. Journal of Organometallic Chemistry. 1994, 475: 57. doi:10.1016/0022-328X(94)84007-5.
- ^ BrüCk, Andreas; Ruhland, Klaus. Investigation of the Dynamic Solution Behavior of Chloro(diene)rhodium(I) Phosphine Complexes with a Pendant Unsaturated Heterocycle at Phosphorus (2-pyridyl, 2-imidazyl; diene = COD, NBD). Organometallics. 2009, 28 (22): 6383. doi:10.1021/om900324a.
延伸阅读
编辑- Scrivanti, A.; Bertoldini, M.; Beghetto, V.; Matteoli, U.; Venzo, A. Protonation of palladium(II)-allyl and palladium(0)-olefin complexes containing 2-pyridyldiphenylphosphine. Journal of Organometallic Chemistry. 2009, 694: 131. doi:10.1016/j.jorganchem.2008.09.063.