A Library of Selenourea Precursors to PbSe Nanocrystals with Size Distributions near the Homogeneous Limit.
Campos, Michael P.; Hendricks, Mark P.; Beecher, Alexander N.; Walravens, Willem; Swain, Robert A.; Cleveland, Gregory T.; Hens, Zeger; Sfeir, Matthew Y.; Owen, Jonathan S.; Journal of the American Chemical Society 139 (2017) 2296–2305; doi:10.1021/jacs.6b11021

data_4125576
_publ_section_title
;
 A Library of Selenourea Precursors to PbSe Nanocrystals with Size
 Distributions near the Homogeneous Limit.
;
_journal_issue                   6
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2296
_journal_page_last               2305
_journal_paper_doi               10.1021/jacs.6b11021
_journal_volume                  139
_journal_year                    2017
_chemical_formula_moiety         'C5 H12 N2 Se'
_chemical_formula_sum            'C5 H12 N2 Se'
_chemical_formula_weight         179.13
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2016-01-09
_audit_creation_method
;
Olex2 1.2
(compiled 2015.09.30 svn.r3233 for OlexSys, GUI svn.r5103)
;
_cell_angle_alpha                90
_cell_angle_beta                 94.681(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.4557(2)
_cell_length_b                   12.6064(3)
_cell_length_c                   11.1113(3)
_cell_measurement_reflns_used    4915
_cell_measurement_temperature    200.00(10)
_cell_measurement_theta_max      71.4160
_cell_measurement_theta_min      7.0090
_cell_volume                     761.65(4)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34 (release 22-05-2014 CrysAlis171 .NET)
(compiled May 22 2014,16:03:01)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34 (release 22-05-2014 CrysAlis171 .NET)
(compiled May 22 2014,16:03:01)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34 (release 22-05-2014 CrysAlis171 .NET)
(compiled May 22 2014,16:03:01)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      200.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.0549
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
;
  1 omega   19.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000   90.0000 84

  2 omega   16.00  105.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   37.0000   60.0000 89

  3 omega   55.00  108.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316 -178.0000  -90.0000 53

  4 omega   57.00  108.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  178.0000 -120.0000 51

  5 omega    1.00   74.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -99.0000  -60.0000 73

  6 omega   38.00   91.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -30.0000  150.0000 53

  7 omega   39.00  109.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000   60.0000 70

  8 omega   40.00   99.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -45.0000  120.0000 59

  9 omega   39.00  109.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000 -120.0000 70

 10 omega   40.00   99.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -45.0000  -60.0000 59

 11 omega   39.00  109.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000 -180.0000 70

 12 omega   87.00  178.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000   60.0000 91

 13 omega   40.00   99.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -45.0000   30.0000 59

 14 omega   38.00   91.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -30.0000 -120.0000 53

 15 omega   91.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000  -90.0000 85

 16 omega  -34.00   55.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -37.0000  -30.0000 89

 17 omega   19.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000  150.0000 84

 18 omega    9.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000 -150.0000 94

 19 omega   57.00  108.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  178.0000  150.0000 51

 20 omega   16.00  105.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   37.0000  -30.0000 89

 21 omega   91.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000  -30.0000 85

 22 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000 -150.0000 95

 23 omega   70.00  178.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   15.0000 -150.0000 108

 24 omega   39.00  109.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000  -60.0000 70

 25 omega   91.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000  -60.0000 85

 26 omega   91.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000    0.0000 85

 27 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000   60.0000 95

 28 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000  120.0000 95

 29 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000 -180.0000 95

 30 omega   87.00  178.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000  120.0000 91

 31 omega  -32.00   52.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -57.0000  -90.0000 84

 32 omega    9.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000   30.0000 94

 33 omega  -34.00   55.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -37.0000  150.0000 89

 34 omega    9.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000  -60.0000 94

 35 omega  -32.00   52.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -57.0000   90.0000 84

 36 omega   91.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000   30.0000 85

 37 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000   30.0000 95

 38 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000  150.0000 95

 39 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000  -30.0000 95

 40 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000   90.0000 95

 41 omega   39.00  109.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000  150.0000 70

 42 omega   38.00  116.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000 -111.0000    0.0000 78

 43 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000    0.0000 95

 44 omega   87.00  178.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000  -60.0000 91

 45 omega   90.00  175.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   61.0000 -120.0000 85

 46 omega   19.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000  -30.0000 84

 47 omega   55.00  108.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316 -178.0000 -180.0000 53

 48 omega   19.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000 -180.0000 84

 49 omega   19.00  103.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000   60.0000 84

 50 omega   16.00  105.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   37.0000  -60.0000 89

 51 omega   38.00  116.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000 -111.0000   60.0000 78

 52 omega   90.00  175.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   61.0000  150.0000 85

 53 omega   87.00  178.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000  150.0000 91

 54 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000  -60.0000 95

 55 omega   81.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000 -120.0000 95

 56 omega   91.00  176.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000 -150.0000 85

 57 omega   87.00  178.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000   90.0000 91

 58 omega   57.00  150.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  178.0000 -120.0000 93

 59 omega   90.00  175.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   61.0000  -60.0000 85

 60 omega   90.00  175.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   61.0000   60.0000 85

 61 omega   16.00  105.00   1.0000    1.0000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   37.0000  120.0000 89
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      -0.0423531000
_diffrn_orient_matrix_UB_12      0.1183334000
_diffrn_orient_matrix_UB_13      -0.0292575000
_diffrn_orient_matrix_UB_21      -0.2224092000
_diffrn_orient_matrix_UB_22      0.0007328000
_diffrn_orient_matrix_UB_23      0.0770631000
_diffrn_orient_matrix_UB_31      0.1705650000
_diffrn_orient_matrix_UB_32      0.0304197000
_diffrn_orient_matrix_UB_33      0.1119983000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0540
_diffrn_reflns_av_unetI/netI     0.0192
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            9238
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         71.560
_diffrn_reflns_theta_min         7.025
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    5.936
_exptl_absorpt_correction_T_max  0.807
_exptl_absorpt_correction_T_min  0.659
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34 (release 22-05-2014 CrysAlis171 .NET)
(compiled May 22 2014,16:03:01)
Numerical absorption correction based on gaussian integration over
            a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_density_diffrn    1.562
_exptl_crystal_description
;
;
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0.1039
_exptl_crystal_size_mid          0.0736
_exptl_crystal_size_min          0.0475
_refine_diff_density_max         0.735
_refine_diff_density_min         -0.341
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     40
_refine_ls_number_reflns         748
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0432
_refine_ls_R_factor_gt           0.0423
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0820P)^2^+0.4110P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1099
_refine_ls_wR_factor_ref         0.1112
_reflns_Friedel_coverage         0.000
_reflns_number_gt                718
_reflns_number_total             748
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            TMSU.cif
_cod_data_source_block           w1corr
_cod_depositor_comments
'Adding full bibliography for 4125565--4125579.cif.'
_cod_database_code               4125576
_chemical_oxdiff_formula         'C20 H48 N8 Se4 '
_chemical_oxdiff_usercomment     'clear block'
_reflns_odcompleteness_completeness 100.00
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     66.97
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.5 times of:
  All C(H,H,H) groups
2.a Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C5(H5A,H5B,H5C)
;
_shelx_res_checksum              99954
_shelx_hkl_checksum              1619
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'