One-pot thermally chemocontrolled double Diels–Alder strategies. A route to [4 + 2] functionalisation/[4 + 2] derivatization of C60
Markoulides, Marios S.; Ioannou, Georgios I.; Manos, Manolis J.; Chronakis, Nikos; RSC Advances 3 (2013) 4750–; doi:10.1039/c3ra23327h

data_7238931
_publ_section_title
;
 One-pot thermally chemocontrolled double Diels--Alder strategies. A route
 to [4 + 2] functionalisation/[4 + 2] derivatization of C60
;
_journal_issue                   14
_journal_name_full               'RSC Advances'
_journal_page_first              4750
_journal_paper_doi               10.1039/c3ra23327h
_journal_volume                  3
_journal_year                    2013
_chemical_formula_moiety         'C18 H20 O8'
_chemical_formula_sum            'C18 H20 O8'
_chemical_formula_weight         364.34
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                109.989(6)
_cell_angle_beta                 95.075(7)
_cell_angle_gamma                94.816(5)
_cell_formula_units_Z            2
_cell_length_a                   5.2551(4)
_cell_length_b                   12.1219(7)
_cell_length_c                   14.2706(12)
_cell_measurement_reflns_used    2253
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.9165
_cell_measurement_theta_min      2.9502
_cell_volume                     844.59(11)
_computing_cell_refinement       'CrysAlis RED'
_computing_data_collection       'CrysAlis CCD'
_computing_data_reduction        'CrysAlis RED'
_computing_molecular_graphics
;
DIAMOND (Brandenburg, 2006)
MERCURY (Bruno et al. 2002)
;
_computing_publication_material  'WINGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.4223
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0222
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_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5193
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.96
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.85377
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Empirical absorption correction (CrysAlis RED, Oxford Diffraction)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.433
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             384
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.267
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         2969
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0545
_refine_ls_R_factor_gt           0.0436
_refine_ls_shift/su_max          0.009
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0588P)^2^+0.3534P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1197
_refine_ls_wR_factor_ref         0.1272
_reflns_number_gt                2441
_reflns_number_total             2969
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ra23327h.txt
_cod_data_source_block           shelxl
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        844.60(11)
_cod_database_code               7238931