1-(3-Chloro-2-pyridyl)-3-methyl-1<i>H</i>-pyrazole-5-carboxylic acid
Cai, Hua; Guo, Ying; Li, Jian-Gang; Wu, Yao; Acta Crystallographica Section E 65 (2009) o2876–; doi:10.1107/S1600536809043906

data_2223915
_publ_section_title
;
 1-(3-Chloro-2-pyridyl)-3-methyl-1<i>H</i>-pyrazole-5-carboxylic acid
;
_journal_coeditor_code           LH2933
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2876
_journal_paper_doi               10.1107/S1600536809043906
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C10 H8 Cl N3 O2'
_chemical_formula_moiety         'C10 H8 Cl N3 O2'
_chemical_formula_sum            'C10 H8 Cl N3 O2'
_chemical_formula_weight         237.64
_chemical_name_systematic
;
1-(3-Chloro-2-pyridyl)-3-methyl-1<i>H</i>-pyrazole-5-carboxylic acid
;
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.250(6)
_cell_length_b                   11.232(8)
_cell_length_c                   11.942(8)
_cell_measurement_reflns_used    2602
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.06
_cell_volume                     1106.6(13)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'APEX2 (Bruker, 2003)'
_computing_data_reduction        'SAINT (Bruker, 2001)'
_computing_molecular_graphics
;
SHELXTL (Sheldrick, 2008),
PLATON (Spek, 2009) and DIAMOND (Brandenburg & Berndt, 1999)
;
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEXII CCD'
_diffrn_measurement_method       '\f and \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  0.0320
_diffrn_reflns_av_sigmaI/netI    0.0360
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5084
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    0.333
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.581643
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.426
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.140
_refine_diff_density_min         -0.128
_refine_ls_abs_structure_details 'Flack (1983) 912 Friedel pairs'
_refine_ls_abs_structure_Flack   0.03(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         1943
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0374
_refine_ls_R_factor_gt           0.0330
_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^)+(0.0254P)^2^+0.1923P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0727
_refine_ls_wR_factor_ref         0.0752
_reflns_number_gt                1754
_reflns_number_total             1943
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2933.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 'Orthorhombic' changed to
'orthorhombic' 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 
;
_cod_database_code               2223915
_cod_database_fobs_code          2223915