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[ Last edited by sophiagu on 2008-4-1 at 09:00 ]
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2Â¥2008-04-02 10:15:32
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Considering Sn having large rmolecular weight, the Sn-N vibration frequency will be in low wavenumber range <800cm-1.

Experimentally, you'd better use N14 and N15 labled ligand to detect the isotope shift in IR. This is the most acurracy method to assignment the unknow peak.

Theoritically, you can use Gaussian 03 to simulate your compound. In the outputfile, there is a vibration frequency table listed about vibration mode of the bond your are interested in.
3Â¥2008-04-07 02:14:21
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