Molecular Origins of the High-Performance Nonlinear Optical Susceptibility in a Phenolic Polyene Chromophore: Electron Density Distributions, Hydrogen Bonding, and ab Initio Calculations
Lin, Tze-Chia; Cole, Jacqueline M.; Higginbotham, Andrew P.; Edwards, Alison J.; Piltz, Ross O.; Pérez-Moreno, Javier; Seo, Ji-Youn; Lee, Seung-Chul; Clays, Koen; Kwon, O-Pil; The Journal of Physical Chemistry C 117 (2013) 9416–; doi:10.1021/jp400648q

data_1511981
_publ_section_title
;
 Molecular Origins of the High-Performance Nonlinear Optical
 Susceptibility in a Phenolic Polyene Chromophore: Electron Density
 Distributions, Hydrogen Bonding, and ab Initio Calculations
;
_journal_issue                   18
_journal_name_full               'The Journal of Physical Chemistry C'
_journal_page_first              9416
_journal_paper_doi               10.1021/jp400648q
_journal_volume                  117
_journal_year                    2013
_chemical_formula_sum            'C19 H18 N2 O'
_chemical_formula_weight         290.35
_chemical_melting_point          485
_chemical_name_common            OH1
_chemical_name_systematic
; 
2-(3-(2-(4-Hydroxyphenyl)vinyl)-5,5-dimethylcyclohex-2-en-1-ylidene)-malononit
rile
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.37110(10)
_cell_length_b                   10.74780(10)
_cell_length_c                   9.58260(10)
_cell_measurement_reflns_used    23990
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      75.5867
_cell_measurement_theta_min      4.1098
_cell_volume                     1583.10(2)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
;
_computing_molecular_graphics    'SHELXTL-PLUS (Sheldrick, 1995)'
_computing_publication_material  'SHELXL-93 (Sheldrick, 1993)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.5598
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0292
_diffrn_reflns_av_sigmaI/netI    0.0112
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            27691
_diffrn_reflns_theta_full        75.76
_diffrn_reflns_theta_max         75.76
_diffrn_reflns_theta_min         9.26
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.599
_exptl_absorpt_correction_T_max  0.6459
_exptl_absorpt_correction_T_min  0.6459
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;    
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.218
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.144
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.042
_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   1.006
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         3256
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0289
_refine_ls_R_factor_gt           0.0288
_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^)+(0.0580P)^2^+0.2500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0814
_refine_ls_wR_factor_ref         0.0814
_reflns_number_gt                3249
_reflns_number_total             3256
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jp400648q_si_001.cif
_cod_data_source_block           OH1copperX-ray100K
_cod_original_sg_symbol_H-M      Pna2(1)
_cod_database_code               1511981