#------------------------------------------------------------------------------
#$Date: 2016-11-08 07:19:39 +0200 (Tue, 08 Nov 2016) $
#$Revision: 188032 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/15/53/7155350.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7155350
loop_
_publ_author_name
'Al-Maharik, Nawaf'
'Kirsch, Peer'
'Slawin, Alexandra M. Z.'
'Cordes, David B.'
'O'Hagan, David'
_publ_section_title
;
 Fluorinated liquid crystals: evaluation of selectively fluorinated
 facially polarised cyclohexyl motifs for liquid crystal applications.
;
_journal_issue                   42
_journal_name_full               'Organic & biomolecular chemistry'
_journal_page_first              9974
_journal_page_last               9980
_journal_paper_doi               10.1039/c6ob01986b
_journal_volume                  14
_journal_year                    2016
_chemical_formula_moiety         'C21 H28 F4'
_chemical_formula_sum            'C21 H28 F4'
_chemical_formula_weight         356.45
_space_group_crystal_system      monoclinic
_space_group_IT_number           13
_space_group_name_Hall           '-P 2yc'
_space_group_name_H-M_alt        'P 1 2/c 1'
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2015-09-01
_audit_creation_method           'by CrystalStructure 4.1'
_audit_update_record
;
2016-09-08 deposited with the CCDC.
2016-10-07 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 91.791(7)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   11.943(2)
_cell_length_b                   5.5757(11)
_cell_length_c                   27.176(6)
_cell_measurement_reflns_used    1998
_cell_measurement_temperature    125
_cell_measurement_theta_max      68.25
_cell_measurement_theta_min      24.02
_cell_volume                     1808.8(6)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b28'
_computing_data_collection
'CrystalClear-SM Expert 2.1 b28 (Rigaku, 2013)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b28'
_computing_molecular_graphics    'CrystalStructure 4.1'
_computing_publication_material  'CrystalStructure 4.1 (Rigaku, 2014)'
_computing_structure_refinement  'SHELXL2013 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2011 (Burla, et al., 2012)'
_diffrn_ambient_temperature      125
_diffrn_detector_area_resol_mean 5.811
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       ω
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0500
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            23264
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        67.687
_diffrn_reflns_theta_max         68.262
_diffrn_reflns_theta_min         3.254
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.863
_exptl_absorpt_correction_T_max  0.983
_exptl_absorpt_correction_T_min  0.871
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             760.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Dichloromethane'
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.44
_refine_diff_density_min         -0.37
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     227
_refine_ls_number_reflns         3315
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0516
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[σ²(Fo²)+(0.1323P)²+0.3158P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1699
_refine_ls_wR_factor_ref         0.1727
_reflns_number_gt                3025
_reflns_number_total             3315
_reflns_threshold_expression     F²>2.0σ(F²)
_cod_data_source_file            c6ob01986b2.cif
_cod_data_source_block           3
_cod_original_cell_volume        1808.7(6)
_cod_database_code               7155350
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 +X,+Y,+Z
2 -X,+Y,1/2-Z
3 -X,-Y,-Z
4 +X,-Y,-1/2+Z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
F1 F 0.43852(8) 0.13875(14) 0.33544(4) 0.0358(3) Uani 1 1 d . .
F2 F 0.65333(8) 0.13964(17) 0.36736(3) 0.0358(3) Uani 1 1 d . .
F3 F 0.43928(9) 0.6803(2) 0.46102(3) 0.0488(4) Uani 1 1 d . .
F4 F 0.31097(7) 0.45189(18) 0.39089(3) 0.0326(3) Uani 1 1 d . .
C1 C 0.50295(13) 0.3428(2) 0.32672(5) 0.0241(3) Uani 1 1 d . .
H1 H 0.5388 0.3257 0.2941 0.029 Uiso 1 1 calc R U
C2 C 0.59347(12) 0.3559(2) 0.36672(5) 0.0238(3) Uani 1 1 d . .
H2 H 0.6458 0.4896 0.3589 0.029 Uiso 1 1 calc R U
C3 C 0.54730(13) 0.3993(3) 0.41714(5) 0.0258(4) Uani 1 1 d . .
H3A H 0.6092 0.4091 0.4422 0.031 Uiso 1 1 calc R U
H3B H 0.4970 0.2662 0.4262 0.031 Uiso 1 1 calc R U
C4 C 0.48291(13) 0.6339(3) 0.41502(5) 0.0278(4) Uani 1 1 d . .
H4 H 0.5354 0.7663 0.4065 0.033 Uiso 1 1 calc R U
C5 C 0.38734(12) 0.6272(2) 0.37701(5) 0.0227(3) Uani 1 1 d . .
H5 H 0.3492 0.7868 0.3760 0.027 Uiso 1 1 calc R U
C6 C 0.43050(11) 0.5689(2) 0.32605(5) 0.0186(3) Uani 1 1 d . .
H6 H 0.4821 0.7034 0.3179 0.022 Uiso 1 1 calc R U
C7 C 0.33780(11) 0.5732(2) 0.28620(5) 0.0193(3) Uani 1 1 d . .
C8 C 0.25458(12) 0.3983(3) 0.28187(5) 0.0232(3) Uani 1 1 d . .
H8 H 0.2558 0.2655 0.3038 0.028 Uiso 1 1 calc R U
C9 C 0.16939(12) 0.4166(2) 0.24558(5) 0.0228(3) Uani 1 1 d . .
H9 H 0.1145 0.2935 0.2429 0.027 Uiso 1 1 calc R U
C10 C 0.16275(11) 0.6100(2) 0.21329(5) 0.0208(3) Uani 1 1 d . .
C11 C 0.24641(11) 0.7844(3) 0.21775(5) 0.0226(3) Uani 1 1 d . .
H11 H 0.2450 0.9176 0.1959 0.027 Uiso 1 1 calc R U
C12 C 0.33186(11) 0.7665(2) 0.25359(5) 0.0210(3) Uani 1 1 d . .
H12 H 0.3873 0.8885 0.2559 0.025 Uiso 1 1 calc R U
C13 C 0.07032(11) 0.6261(2) 0.17361(5) 0.0218(3) Uani 1 1 d . .
H13 H 0.0135 0.5001 0.1808 0.026 Uiso 1 1 calc R U
C14 C 0.11568(12) 0.5729(3) 0.12267(5) 0.0240(3) Uani 1 1 d . .
H14A H 0.1494 0.4108 0.1227 0.029 Uiso 1 1 calc R U
H14B H 0.1752 0.6901 0.1153 0.029 Uiso 1 1 calc R U
C15 C 0.02322(13) 0.5863(3) 0.08243(5) 0.0262(4) Uani 1 1 d . .
H15A H 0.0563 0.5574 0.0500 0.031 Uiso 1 1 calc R U
H15B H -0.0324 0.4583 0.0880 0.031 Uiso 1 1 calc R U
C16 C -0.03631(12) 0.8296(3) 0.08148(5) 0.0220(3) Uani 1 1 d . .
H16 H 0.0205 0.9556 0.0744 0.026 Uiso 1 1 calc R U
C17 C -0.08203(12) 0.8803(3) 0.13229(5) 0.0249(3) Uani 1 1 d . .
H17A H -0.1409 0.7614 0.1394 0.030 Uiso 1 1 calc R U
H17B H -0.1169 1.0415 0.1322 0.030 Uiso 1 1 calc R U
C18 C 0.01013(12) 0.8693(3) 0.17294(5) 0.0253(4) Uani 1 1 d . .
H18A H 0.0653 0.9984 0.1676 0.030 Uiso 1 1 calc R U
H18B H -0.0236 0.8969 0.2053 0.030 Uiso 1 1 calc R U
C19 C -0.12715(12) 0.8371(3) 0.04013(5) 0.0242(3) Uani 1 1 d . .
H19A H -0.0940 0.7803 0.0093 0.029 Uiso 1 1 calc R U
H19B H -0.1876 0.7238 0.0484 0.029 Uiso 1 1 calc R U
C20 C -0.17840(15) 1.0820(3) 0.03095(6) 0.0340(4) Uani 1 1 d . .
H20A H -0.1178 1.1977 0.0244 0.041 Uiso 1 1 calc R U
H20B H -0.2156 1.1351 0.0611 0.041 Uiso 1 1 calc R U
C21 C -0.26365(14) 1.0872(3) -0.01213(6) 0.0362(4) Uani 1 1 d . .
H21A H -0.3270 0.9827 -0.0048 0.043 Uiso 1 1 calc R U
H21B H -0.2281 1.0307 -0.0420 0.043 Uiso 1 1 calc R U
H21C H -0.2906 1.2517 -0.0172 0.043 Uiso 1 1 calc R U
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0181 0.0091
;
International Tables for Crystallography
(Vol. C, Tables 4.2.6.8 and 6.1.1.4)
;
H H 0.0000 0.0000
;
International Tables for Crystallography
(Vol. C, Table 6.1.1.4)
;
F F 0.0727 0.0534
;
International Tables for Crystallography
(Vol. C, Tables 4.2.6.8 and 6.1.1.4)
;
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
F1 C1 C2 107.62(11)
F1 C1 C6 111.03(11)
C2 C1 C6 111.14(11)
F1 C1 H1 109.0
C2 C1 H1 109.0
C6 C1 H1 109.0
F2 C2 C1 108.69(11)
F2 C2 C3 109.07(11)
C1 C2 C3 112.75(12)
F2 C2 H2 108.8
C1 C2 H2 108.8
C3 C2 H2 108.8
C2 C3 C4 107.59(12)
C2 C3 H3A 110.2
C4 C3 H3A 110.2
C2 C3 H3B 110.2
C4 C3 H3B 110.2
H3A C3 H3B 108.5
F3 C4 C5 108.74(12)
F3 C4 C3 109.22(12)
C5 C4 C3 111.98(11)
F3 C4 H4 109.0
C5 C4 H4 109.0
C3 C4 H4 109.0
F4 C5 C4 108.51(11)
F4 C5 C6 109.73(11)
C4 C5 C6 110.79(11)
F4 C5 H5 109.3
C4 C5 H5 109.3
C6 C5 H5 109.3
C7 C6 C5 112.49(11)
C7 C6 C1 114.82(11)
C5 C6 C1 111.81(11)
C7 C6 H6 105.6
C5 C6 H6 105.6
C1 C6 H6 105.6
C8 C7 C12 117.67(12)
C8 C7 C6 123.28(12)
C12 C7 C6 118.98(11)
C7 C8 C9 120.64(12)
C7 C8 H8 119.7
C9 C8 H8 119.7
C10 C9 C8 121.81(13)
C10 C9 H9 119.1
C8 C9 H9 119.1
C9 C10 C11 117.29(13)
C9 C10 C13 121.24(12)
C11 C10 C13 121.44(12)
C12 C11 C10 121.17(12)
C12 C11 H11 119.4
C10 C11 H11 119.4
C11 C12 C7 121.40(12)
C11 C12 H12 119.3
C7 C12 H12 119.3
C10 C13 C14 111.10(11)
C10 C13 C18 112.94(11)
C14 C13 C18 109.82(11)
C10 C13 H13 107.6
C14 C13 H13 107.6
C18 C13 H13 107.6
C13 C14 C15 111.63(11)
C13 C14 H14A 109.3
C15 C14 H14A 109.3
C13 C14 H14B 109.3
C15 C14 H14B 109.3
H14A C14 H14B 108.0
C16 C15 C14 112.29(11)
C16 C15 H15A 109.1
C14 C15 H15A 109.1
C16 C15 H15B 109.1
C14 C15 H15B 109.1
H15A C15 H15B 107.9
C17 C16 C15 109.15(11)
C17 C16 C19 113.06(11)
C15 C16 C19 110.67(11)
C17 C16 H16 107.9
C15 C16 H16 107.9
C19 C16 H16 107.9
C16 C17 C18 111.99(11)
C16 C17 H17A 109.2
C18 C17 H17A 109.2
C16 C17 H17B 109.2
C18 C17 H17B 109.2
H17A C17 H17B 107.9
C13 C18 C17 111.65(11)
C13 C18 H18A 109.3
C17 C18 H18A 109.3
C13 C18 H18B 109.3
C17 C18 H18B 109.3
H18A C18 H18B 108.0
C20 C19 C16 114.65(11)
C20 C19 H19A 108.6
C16 C19 H19A 108.6
C20 C19 H19B 108.6
C16 C19 H19B 108.6
H19A C19 H19B 107.6
C19 C20 C21 113.56(13)
C19 C20 H20A 108.9
C21 C20 H20A 108.9
C19 C20 H20B 108.9
C21 C20 H20B 108.9
H20A C20 H20B 107.7
C20 C21 H21A 109.5
C20 C21 H21B 109.5
H21A C21 H21B 109.5
C20 C21 H21C 109.5
H21A C21 H21C 109.5
H21B C21 H21C 109.5
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
F1 C1 1.3979(17)
F2 C2 1.4017(16)
F3 C4 1.3934(18)
F4 C5 1.3968(17)
C1 C2 1.5108(19)
C1 C6 1.5287(18)
C1 H1 1.0000
C2 C3 1.512(2)
C2 H2 1.0000
C3 C4 1.518(2)
C3 H3A 0.9900
C3 H3B 0.9900
C4 C5 1.5158(19)
C4 H4 1.0000
C5 C6 1.5278(19)
C5 H5 1.0000
C6 C7 1.5244(17)
C6 H6 1.0000
C7 C8 1.395(2)
C7 C12 1.3958(19)
C8 C9 1.398(2)
C8 H8 0.9500
C9 C10 1.391(2)
C9 H9 0.9500
C10 C11 1.3968(19)
C10 C13 1.5214(18)
C11 C12 1.3921(18)
C11 H11 0.9500
C12 H12 0.9500
C13 C14 1.531(2)
C13 C18 1.5346(19)
C13 H13 1.0000
C14 C15 1.5313(18)
C14 H14A 0.9900
C14 H14B 0.9900
C15 C16 1.5310(19)
C15 H15A 0.9900
C15 H15B 0.9900
C16 C17 1.5270(19)
C16 C19 1.5380(18)
C16 H16 1.0000
C17 C18 1.5361(18)
C17 H17A 0.9900
C17 H17B 0.9900
C18 H18A 0.9900
C18 H18B 0.9900
C19 C20 1.514(2)
C19 H19A 0.9900
C19 H19B 0.9900
C20 C21 1.528(2)
C20 H20A 0.9900
C20 H20B 0.9900
C21 H21A 0.9800
C21 H21B 0.9800
C21 H21C 0.9800
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
F1 C1 C2 F2 55.14(14)
C6 C1 C2 F2 176.91(11)
F1 C1 C2 C3 -65.91(14)
C6 C1 C2 C3 55.85(15)
F2 C2 C3 C4 -179.84(12)
C1 C2 C3 C4 -59.00(15)
C2 C3 C4 F3 -179.83(12)
C2 C3 C4 C5 59.66(16)
F3 C4 C5 F4 -57.68(15)
C3 C4 C5 F4 63.10(15)
F3 C4 C5 C6 -178.21(12)
C3 C4 C5 C6 -57.42(16)
F4 C5 C6 C7 63.20(14)
C4 C5 C6 C7 -177.00(11)
F4 C5 C6 C1 -67.71(14)
C4 C5 C6 C1 52.08(15)
F1 C1 C6 C7 -61.15(14)
C2 C1 C6 C7 179.09(11)
F1 C1 C6 C5 68.56(14)
C2 C1 C6 C5 -51.20(15)
C5 C6 C7 C8 -71.56(16)
C1 C6 C7 C8 57.81(17)
C5 C6 C7 C12 105.35(14)
C1 C6 C7 C12 -125.27(13)
C12 C7 C8 C9 0.8(2)
C6 C7 C8 C9 177.71(12)
C7 C8 C9 C10 -1.3(2)
C8 C9 C10 C11 1.4(2)
C8 C9 C10 C13 179.31(12)
C9 C10 C11 C12 -0.9(2)
C13 C10 C11 C12 -178.88(12)
C10 C11 C12 C7 0.5(2)
C8 C7 C12 C11 -0.4(2)
C6 C7 C12 C11 -177.44(11)
C9 C10 C13 C14 -105.94(15)
C11 C10 C13 C14 71.93(16)
C9 C10 C13 C18 130.15(14)
C11 C10 C13 C18 -51.98(17)
C10 C13 C14 C15 179.49(11)
C18 C13 C14 C15 -54.84(15)
C13 C14 C15 C16 56.63(16)
C14 C15 C16 C17 -55.84(16)
C14 C15 C16 C19 179.12(12)
C15 C16 C17 C18 55.79(15)
C19 C16 C17 C18 179.43(11)
C10 C13 C18 C17 179.59(11)
C14 C13 C18 C17 54.98(15)
C16 C17 C18 C13 -56.80(16)
C17 C16 C19 C20 66.32(17)
C15 C16 C19 C20 -170.89(13)
C16 C19 C20 C21 176.82(13)
