A highly fluorescent pH sensing membrane for the alkaline pH range incorporating a BODIPY dye.
Hecht, Mandy; Kraus, Werner; Rurack, Knut; The Analyst 138 (2013) 325–332; doi:10.1039/c2an35860c

data_1514372
_publ_section_title
;
 A highly fluorescent pH sensing membrane for the alkaline pH range
 incorporating a BODIPY dye.
;
_journal_issue                   1
_journal_name_full               'The Analyst'
_journal_page_first              325
_journal_page_last               332
_journal_paper_doi               10.1039/c2an35860c
_journal_volume                  138
_journal_year                    2013
_chemical_formula_sum            'C23 H27 B F2 N2 O'
_chemical_formula_weight         396.28
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 97.647(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.5132(16)
_cell_length_b                   10.5783(16)
_cell_length_c                   19.315(2)
_cell_measurement_reflns_used    2569
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.90
_cell_measurement_theta_min      2.74
_cell_volume                     2129.0(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.1049
_diffrn_reflns_av_sigmaI/netI    0.0827
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            16033
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.10
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.3250
_exptl_absorpt_correction_T_min  0.2051
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.236
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.230
_refine_diff_density_min         -0.231
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.855
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     266
_refine_ls_number_reflns         4826
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.855
_refine_ls_R_factor_all          0.0996
_refine_ls_R_factor_gt           0.0531
_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^)+(0.0739P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1310
_refine_ls_wR_factor_ref         0.1484
_reflns_number_gt                2571
_reflns_number_total             4826
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2an35860c.txt
_cod_data_source_block           wk37
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        2128.9(5)
_cod_original_sg_symbol_H-M      'P2(1)/n '
_cod_database_code               1514372