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2Â¥: Originally posted by ¹ÌÌåºË´Å at 2014-03-18 23:18:00
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ÎÒ²é¹ýÎÄÏ×ÓÐǰÈË×ö¹ý£¬
ÂÛÎÄÃû£º103Rh-NMR spectroscopy of some
hydridorhodiumbis(carbonyl)diphosphine compounds
²Ù×÷ÒÇÆ÷¼°²Ù×÷Ìõ¼þ£ºAll 103Rh-NMR spectra were measured on a 300
MHz Bruker Avance DRX spectrometer, d values are
in ppm referenced to J3.16 MHz with positive shifts
to higher frequency. The HMQC experiments were
carried out using a 5 mm triple-resonance inverse
probe-head (1H,31P{BB(103Rh31P)}) with a z-gradient
coil (90¡ã 1H7.2 ms, 90¡ã 31P 10.5 ms, 90¡ã 103Rh
19.5 ms (300 W decoupler)) using for almost all compounds
both of the sequences 1H-{103Rh}HMQC (see
A) and 31P-{103Rh,1H}HMQC (see B). (A) 1H-
{103Rh}HMQC [2]. D1-90¡ã(1H)-1:2J-90o(103Rh)-t1:2-
180¡ã(1H)-t1:2-90¡ã(103Rh)-1:2J-ACQ.
¹úÄÚ¾ÍûÓÐÕâÑùµÄÒÇÆ÷Âð£¿
3Â¥2014-03-24 11:48:03
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