Catalytic Asymmetric Aldol Reactions in Aqueous Media Using Chiral Bis-pyridino-18-crown-6-Rare Earth Metal Triflate Complexes
Tomoaki Hamada; Kei Manabe; Shunpei Ishikawa; Satoshi Nagayama; Motoo Shiro; Shū Kobayashi; Journal of the American Chemical Society 125 (2003) 2989–2996; doi:10.1021/ja028698z

data_4113554
_publ_section_title
;
 Catalytic Asymmetric Aldol Reactions in Aqueous Media Using Chiral
 Bis-pyridino-18-crown-6-Rare Earth Metal Triflate Complexes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2989
_journal_page_last               2996
_journal_paper_doi               10.1021/ja028698z
_journal_volume                  125
_journal_year                    2003
_chemical_formula_sum            'C22 H30 Ce1.33 N6 O16'
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_cell_angle_gamma                120
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_cell_length_c                   10.784(4)
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_cell_measurement_temperature    123.2
_cell_measurement_theta_max      26.4
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_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
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_diffrn_reflns_limit_h_min       0
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_diffrn_reflns_theta_full        30.50
_diffrn_reflns_theta_max         30.50
_exptl_absorpt_coefficient_mu    2.006
_exptl_absorpt_correction_T_max  0.905
_exptl_absorpt_correction_T_min  0.905
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Higashi, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.745
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_refine_diff_density_min         -8.16
_refine_ls_extinction_method     none
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_refine_ls_number_parameters     408
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_refine_ls_shift/su_max          0.0410
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^) + (0.12600(Max(Fo^2^,0) + 2Fc^2^)/3)^2^]'
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