Detection and Differentiation of Neutral Organic Compounds by 19F NMR with a Tungsten Calix[4]arene Imido Complex
Yanchuan Zhao; Timothy M. Swager; Journal of the American Chemical Society 135 (2013) 18770–18773; doi:10.1021/ja4106804

data_4121342
_publ_section_title
;
 Detection and Differentiation of Neutral Organic Compounds by 19F NMR
 with a Tungsten Calix[4]arene Imido Complex
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18770
_journal_page_last               18773
_journal_paper_doi               10.1021/ja4106804
_journal_volume                  135
_journal_year                    2013
_chemical_formula_sum            'C54 H63 F N2 O4 W'
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; 
 ? 
;
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_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
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_diffrn_measurement_device_type  'Bruker Smart APEX2 CCD'
_diffrn_measurement_method       '\f and \w scans'
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_diffrn_source
'I\mS micro-focus sealed tube, multilayer optics'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; 
 w=1/[\s^2^(Fo^2^)+(0.0181P)^2^+3.4173P] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
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