3-Chloro-3-(9-ethyl-6-methyl-9<i>H</i>-carbazol-3-yl)propenal
Aravindan, P. G.; Selvanayagam, S.; Yogavel, M.; Velmurugan, D.; Ravikumar, K.; Nagarajan, N.; Perumal, P. T.; Acta Crystallographica Section E 59 (2003) o1432–o1434; doi:10.1107/S1600536803018348

data_2202489
_publ_section_title
;
 3-Chloro-3-(9-ethyl-6-methyl-9<i>H</i>-carbazol-3-yl)propenal
;
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1432
_journal_page_last               o1434
_journal_paper_doi               10.1107/S1600536803018348
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C18 H16 Cl N O'
_chemical_formula_moiety         'C18 H16 Cl N O'
_chemical_formula_sum            'C18 H16 Cl N O'
_chemical_formula_weight         297.77
_chemical_name_systematic
;
3-Chloro-3-(9-ethyl-6-methyl-9H-carbazol-3-yl)propenal
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                105.247(2)
_cell_angle_beta                 91.771(2)
_cell_angle_gamma                104.378(2)
_cell_formula_units_Z            2
_cell_length_a                   7.3191(7)
_cell_length_b                   8.9264(9)
_cell_length_c                   12.2024(12)
_cell_measurement_reflns_used    1829
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.45
_cell_volume                     741.11(13)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        SAINT
_computing_molecular_graphics
'ZORTEP (Zsolnai, 1997) and PLATON (Spek, 1990)'
_computing_publication_material  'SHELXL97 and PARST (Nardelli, 1995)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.916
_diffrn_measurement_device_type  'Siemens SMART CCD area-detector'
_diffrn_measurement_method       \w
_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  0.015
_diffrn_reflns_av_sigmaI/netI    0.034
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            4703
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.97
_diffrn_reflns_theta_min         1.74
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.256
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.334
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             312
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.22
_refine_diff_density_min         -0.23
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         3269
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.060
_refine_ls_R_factor_gt           0.048
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0636P)^2^+0.1889P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.122
_refine_ls_wR_factor_ref         0.130
_reflns_number_gt                2672
_reflns_number_total             3269
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci6256.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               2202489
_cod_database_fobs_code          2202489