Thermal azide–alkene cycloaddition reactions: straightforward multi-gram access to Δ2-1,2,3-triazolines in deep eutectic solvents
Sebest, Filip; Casarrubios, Luis; Rzepa, Henry S.; White, Andrew J. P.; Díez-González, Silvia; Green Chemistry 20 (2018) 4023–; doi:10.1039/C8GC01797B

data_7231313
_publ_section_title
;
 Thermal azide--alkene cycloaddition reactions: straightforward multi-gram
 access to \D2-1,2,3-triazolines in deep eutectic solvents
;
_journal_issue                   17
_journal_name_full               'Green Chemistry'
_journal_page_first              4023
_journal_paper_doi               10.1039/C8GC01797B
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C15 H12 F3 N'
_chemical_formula_sum            'C15 H12 F3 N'
_chemical_formula_weight         263.26
_space_group_crystal_system      orthorhombic
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_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
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_audit_update_record
;
2018-05-14 deposited with the CCDC.
2018-06-29 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
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_cell_measurement_temperature    173(2)
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_cell_measurement_theta_min      3.0040
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_computing_cell_refinement       'CrysAlisPro, Agilent Technologies'
_computing_data_collection       'CrysAlisPro, Agilent Technologies'
_computing_data_reduction        'CrysAlisPro, Agilent Technologies'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'CIFTAB-2013 (Sheldrick, 2013)'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 16.0382
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.825
_diffrn_measurement_device_type  'Agilent Xcalibur 3 E'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0219
_diffrn_reflns_av_unetI/netI     0.0347
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.825
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -10
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_diffrn_reflns_point_group_measured_fraction_full 0.640
_diffrn_reflns_point_group_measured_fraction_max 0.519
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.280
_diffrn_reflns_theta_min         2.953
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.113
_exptl_absorpt_correction_T_max  0.980
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_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET) 
(compiled Aug 13 2014,18:06:01) 
Analytical numeric absorption correction using a multifaceted crystal 
model based on expressions derived by R.C. Clark & J.S. Reid. 
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897) 
Empirical absorption correction using spherical harmonics, 
implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.401
_exptl_crystal_description       blocks
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.266
_refine_diff_density_min         -0.287
_refine_diff_density_rms         0.043
_refine_ls_abs_structure_details
; 
 Flack x determined using 223 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259). 
;
_refine_ls_abs_structure_Flack   0.0(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.136
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         1611
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.136
_refine_ls_R_factor_all          0.0536
_refine_ls_R_factor_gt           0.0489
_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^)+(0.0533P)^2^+0.4847P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1187
_refine_ls_wR_factor_ref         0.1228
_reflns_Friedel_coverage         0.177
_reflns_Friedel_fraction_full    0.233
_reflns_Friedel_fraction_max     0.168
_reflns_number_gt                1477
_reflns_number_total             1611
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8gc01797b2.cif
_cod_data_source_block           4aa
_cod_depositor_comments
'Adding full bibliography for 7231311--7231316.cif.'
_cod_database_code               7231313
_shelx_shelxl_version_number     2017/1
_shelx_res_checksum              38702