Solvatochromism, halochromism, and preferential solvation of new dipolar guaiazulenyl 1,4-benzoquinone methidesElectronic supplementary information (ESI) available: Absorption maxima of the dyes 6‒10 in seven binary solvent mixtures. See http://www.rsc.org/suppdata/ob/b2/b209555f/
Laus, Gerhard; Schottenberger, Herwig; Wurst, Klaus; Schütz, Johannes; Ongania, Karl-Hans; Horvath, Ulrike Erika Ida; Schwärzler, Alexander; Organic & Biomolecular Chemistry 1 (2003) 1409–; doi:10.1039/b209555f

data_7150459
_publ_section_title
;
 Solvatochromism, halochromism, and preferential solvation of new
 dipolar guaiazulenyl 1,4-benzoquinone methidesElectronic supplementary
 information (ESI) available: Absorption maxima of the dyes 6--10 in
 seven binary solvent mixtures. See
 http://www.rsc.org/suppdata/ob/b2/b209555f/
;
_journal_issue                   8
_journal_name_full               'Organic &amp;  Biomolecular Chemistry'
_journal_page_first              1409
_journal_paper_doi               10.1039/b209555f
_journal_volume                  1
_journal_year                    2003
_chemical_formula_sum            'C30 H38 O'
_chemical_formula_weight         414.60
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 100.000(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.3240(9)
_cell_length_b                   12.5501(7)
_cell_length_c                   14.623(1)
_cell_measurement_reflns_used    12613
_cell_measurement_temperature    228(2)
_cell_measurement_theta_max      21.0
_cell_measurement_theta_min      1.0
_cell_volume                     2588.8(3)
_computing_data_collection       'Kappa CCD'
_computing_data_reduction        'DENZO and SCALEPACK'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      228(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Kappa CCD'
_diffrn_measurement_method       'phi- and omega-scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0300
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       0
_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            10312
_diffrn_reflns_theta_full        21.00
_diffrn_reflns_theta_max         21.00
_diffrn_reflns_theta_min         2.15
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.062
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.064
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             904
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.135
_refine_diff_density_min         -0.192
_refine_diff_density_rms         0.030
_refine_ls_extinction_coef       0.017(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     292
_refine_ls_number_reflns         2786
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0665
_refine_ls_R_factor_gt           0.0505
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0722P)^2^+0.9832P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1306
_refine_ls_wR_factor_ref         0.1410
_reflns_number_gt                2198
_reflns_number_total             2786
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b209555f.txt
_cod_data_source_block           kor_2
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7150459