Synthesis of functionalised isochromans: epoxides as aldehyde surrogates in hexafluoroisopropanol
Muller, Cyprien; Horký, Filip; Vayer, Marie; Golushko, Andrei; Lebœuf, David; Moran, Joseph; Chemical Science 14 (2023) 2983–2989; doi:10.1039/D2SC06692K

data_1568415
_publ_section_title
;
 Synthesis of functionalised isochromans: epoxides as aldehyde surrogates
 in hexafluoroisopropanol
;
_journal_issue                   11
_journal_name_full               'Chemical Science'
_journal_page_first              2983
_journal_page_last               2989
_journal_paper_doi               10.1039/D2SC06692K
_journal_volume                  14
_journal_year                    2023
_chemical_formula_moiety         'C19 H19 N O3'
_chemical_formula_sum            'C19 H19 N O3'
_chemical_formula_weight         309.35
_chemical_melting_point          416.0(10)
_chemical_name_systematic
1-(4-nitrobenzyl)-3a,4,5,6-tetrahydro-1H,3H-benzo[de]isochromene
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/ccdc.csd.cc2f5f02
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2023-02-02 deposited with the CCDC.	2023-02-15 downloaded from the CCDC.
;
_cell_angle_alpha                100.8750(10)
_cell_angle_beta                 90.0200(10)
_cell_angle_gamma                110.5260(10)
_cell_formula_units_Z            2
_cell_length_a                   7.9718(3)
_cell_length_b                   9.2217(3)
_cell_length_c                   11.1636(4)
_cell_measurement_reflns_used    9964
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      28.04
_cell_measurement_theta_min      2.41
_cell_volume                     752.80(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX4'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker PHOTON-III CPAD'
_diffrn_measurement_method       '\f and \w shuterless scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0240
_diffrn_reflns_av_unetI/netI     0.0131
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            39094
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.044
_diffrn_reflns_theta_min         1.862
_diffrn_source                   'Mo-ImuS 3.0 microfocus tube'
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.7130
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_description       prism
_exptl_crystal_F_000             328
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: DCM/Hx'
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.346
_refine_diff_density_min         -0.231
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3652
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0417
_refine_ls_R_factor_gt           0.0387
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0540P)^2^+0.2532P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1058
_refine_ls_wR_factor_ref         0.1088
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3349
_reflns_number_total             3652
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2sc06692k2.cif
_cod_data_source_block           jmcm220530
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_chemical_melting_point' value '415-417' was changed to
'416.0(10)' -- the average value was taken and precision was
estimated.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 1568413--1568416.cif.
;
_cod_database_code               1568415
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.984
_shelx_estimated_absorpt_t_max   0.989
_shelx_res_checksum              95535