Facile Generation of Aluminum 1,2-Dihydropyridyl and Hydroxyl Derivatives from an Aluminum Cyclopropene Analogue
Li, Xiaofei; Duan, Lili; Song, Haibin; Ni, Chengbao; Cui, Chunming; Organometallics 25 (2006) 5665–; doi:10.1021/om060722k

data_4074516
_publ_section_title
;
 Facile Generation of Aluminum 1,2-Dihydropyridyl and Hydroxyl Derivatives
 from an Aluminum Cyclopropene Analogue
;
_journal_issue                   23
_journal_name_full               Organometallics
_journal_page_first              5665
_journal_paper_doi               10.1021/om060722k
_journal_volume                  25
_journal_year                    2006
_chemical_formula_sum            'C37 H62 Al N2 O Si2'
_chemical_formula_weight         634.05
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.217(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.326(4)
_cell_length_b                   19.690(7)
_cell_length_c                   18.246(6)
_cell_measurement_reflns_used    4497
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      23.20
_cell_measurement_theta_min      2.36
_cell_volume                     3977(2)
_computing_cell_refinement       'Bruker SMART APEX II'
_computing_data_collection       'Bruker SMART APEX II'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'APEX II CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0281
_diffrn_reflns_av_sigmaI/netI    0.0347
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21342
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.95
_exptl_absorpt_coefficient_mu    0.139
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.877341
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            COLORLESS
_exptl_crystal_density_diffrn    1.059
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             1388
_exptl_crystal_size_max          0.52
_exptl_crystal_size_mid          0.46
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.184
_refine_diff_density_min         -0.299
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     404
_refine_ls_number_reflns         7005
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0671
_refine_ls_R_factor_gt           0.0454
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0749P)^2^+0.6999P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1215
_refine_ls_wR_factor_ref         0.1355
_reflns_number_gt                5046
_reflns_number_total             7005
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om060722ksi20060809_123103.cif
_cod_data_source_block           50401b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'NONE' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4074516