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@article{202072, author = {Pinkas, Jiří and Chakraborty, D. and Yang, Y. and Murugavel, R. and Noltemeyer, M. and Roesky, Herbert W.}, article_location = {Spojené státy americké}, article_number = {4}, keywords = {building blocks; phosphates; aluminum; gallium; dealkylsilylation}, language = {eng}, issn = {0276-7333}, journal = {Organometallics}, title = {Reactions of Trialkyl Phosphates with Trialkyls of Aluminum and Gallium: New Route to Alumino- and Gallophosphate Compounds via Dealkylsilylation}, volume = {18}, year = {1999} }
TY - JOUR ID - 202072 AU - Pinkas, Jiří - Chakraborty, D. - Yang, Y. - Murugavel, R. - Noltemeyer, M. - Roesky, Herbert W. PY - 1999 TI - Reactions of Trialkyl Phosphates with Trialkyls of Aluminum and Gallium: New Route to Alumino- and Gallophosphate Compounds via Dealkylsilylation JF - Organometallics VL - 18 IS - 4 SP - 523 EP - 523 PB - American Chemical Society, Washington DC SN - 02767333 KW - building blocks KW - phosphates KW - aluminum KW - gallium KW - dealkylsilylation N2 - Trialkyl phosphates OP(OR)3 (R = Me, Et, Ph, SiMe3) react with AlMe3, AlEt3, and GaMe3 in hydrocarbon solvents to form the adducts Me3Al.OP(OR)3 (R = Me (1), Et (2), Ph (3), SiMe3 (4)), Et3Al.OP(OR)3 (R = SiMe3 (5)), and Me3Ga.OP(OR)3 (R = Me (6), SiMe3 (7)). These products were characterized by 1H, 13C, 29Si, and 31P NMR, infrared (IR), and mass (MS) spectroscopies, and elemental analysis. The trimethylsilyl ester adducts 4, 5, and 7 further undergo a thermally induced dealkylsilylation with the formation of cyclic alumino- and gallophosphate dimers, [R'2M(m2-O)2P(OSiMe3)2]2 (R'2M = Me2Al (8), Et2Al (9), and Me2Ga (10)). The molecular structures of 8 and 9 were confirmed by X-ray crystallography. ER -
PINKAS, Jiří, D. CHAKRABORTY, Y. YANG, R. MURUGAVEL, M. NOLTEMEYER a Herbert W. ROESKY. Reactions of Trialkyl Phosphates with Trialkyls of Aluminum and Gallium: New Route to Alumino- and Gallophosphate Compounds via Dealkylsilylation. \textit{Organometallics}. Spojené státy americké: American Chemical Society, Washington DC, 1999, roč.~18, č.~4, s.~523-528. ISSN~0276-7333.
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