Rhodium(I)-Catalyzed [2 + 2 + 2] Cycloaddition Reactions of Triacetylenic 15-Membered Aza Macrocycles: A Comparative Structural Study
Brun, Sandra; Torrent, Anna; Pla-Quintana, Anna; Roglans, Anna; Fontrodona, Xavier; Benet-Buchholz, Jordi; Parella, Teodor; Organometallics 31 (2012) 318–; doi:10.1021/om200927f

data_4067930
_publ_section_title
;
 Rhodium(I)-Catalyzed [2 + 2 + 2] Cycloaddition Reactions of Triacetylenic
 15-Membered Aza Macrocycles: A Comparative Structural Study
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              318
_journal_paper_doi               10.1021/om200927f
_journal_volume                  31
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_sum            'C34 H35 Cl2 N3 O6 S3'
_chemical_formula_weight         748.73
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           160
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  'R 3 -2"'
_symmetry_space_group_name_H-M   'R 3 m :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            3
_cell_length_a                   17.866(3)
_cell_length_b                   17.866(3)
_cell_length_c                   9.887(3)
_cell_measurement_temperature    153(2)
_cell_volume                     2733.1(11)
_computing_cell_refinement       'Bruker APEX2 v2009.1-0'
_computing_data_collection       'Bruker APEX2 v2009.1-0'
_computing_data_reduction        'Bruker SAINT V7.60A'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXS-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 512
_diffrn_detector_type            'Smart 1000 CCD area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'four-circle diffractometer Bruker P4'
_diffrn_measurement_method
;
 Fullsphere data collection, phi and omega scans,
 in omega at 0.3 deg scan width, three runs with 98, 67 and 67 frames, phi=0 deg
 in phi at 0.3 deg scan width, two runs with 1207 frames, omega=-32 deg
;
_diffrn_measurement_specimen_support
'magnetic support whith 10 micron nylon fiber cryoloop'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1885
_diffrn_reflns_av_sigmaI/netI    0.1750
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            11782
_diffrn_reflns_theta_full        29.06
_diffrn_reflns_theta_max         29.06
_diffrn_reflns_theta_min         2.28
_diffrn_source                   'rotating anode X-ray tube'
_diffrn_source_current           200
_diffrn_source_power             40
_diffrn_source_size              '10 mm x 0.5 mm fine focus'
_diffrn_source_type              'MACScience Co. M18X-HF'
_exptl_absorpt_coefficient_mu    0.397
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.914673
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
 SADABS Version 2008/1 Bruker-Nonius
 Blessing, Acta Cryst. (1995) A51 33-38
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       neddle
_exptl_crystal_F_000             1170
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.810
_refine_diff_density_min         -0.679
_refine_diff_density_rms         0.093
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.1(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.886
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     89
_refine_ls_number_reflns         1773
_refine_ls_number_restraints     28
_refine_ls_restrained_S_all      0.888
_refine_ls_R_factor_all          0.1394
_refine_ls_R_factor_gt           0.0655
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0719P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1386
_refine_ls_wR_factor_ref         0.1598
_reflns_number_gt                891
_reflns_number_total             1773
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om200927f_si_003.cif
_cod_data_source_block           at114gig_2f
_cod_depositor_comments
;
The following automatic conversions were performed:
'_diffrn_measurement_specimen_suppport' tag replaced with
'_diffrn_measurement_specimen_support'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Rhombohedral' changed to
'rhombohedral' 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 
;
_cod_original_cell_volume        2733.1(10)
_cod_original_sg_symbol_H-M      R3m
_cod_database_code               4067930