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_4125577
_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         'C16 H22 N2 Se'
_chemical_formula_sum            'C16 H22 N2 Se'
_chemical_formula_weight         321.31
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2016-01-11
_audit_creation_method
;
Olex2 1.2
(compiled 2015.09.30 svn.r3233 for OlexSys, GUI svn.r5103)
;
_cell_angle_alpha                90
_cell_angle_beta                 95.262(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.2487(5)
_cell_length_b                   6.03760(15)
_cell_length_c                   17.5143(5)
_cell_measurement_reflns_used    11321
_cell_measurement_temperature    99.9(4)
_cell_measurement_theta_max      71.5190
_cell_measurement_theta_min      4.1310
_cell_volume                     1500.37(8)
_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      99.9(4)
_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 0.986
_diffrn_measurement_details
;
  1 omega  -32.00   52.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -57.0000 -120.0000 84

  2 omega   19.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000  150.0000 84

  3 omega    6.00  107.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   19.0000   90.0000 101

  4 omega   19.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000  -30.0000 84

  5 omega   19.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000  -90.0000 84

  6 omega   -1.00   25.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   95.0000    5.9445 26

  7 omega   19.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000  -60.0000 84

  8 omega   57.00  108.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  178.0000  -90.0000 51

  9 omega   24.00   90.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316 -126.0000  -99.0000 66

 10 omega   57.00  108.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  178.0000  150.0000 51

 11 omega   37.00   95.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -24.0000  -80.1180 58

 12 omega   40.00   99.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -45.0000   30.0000 59

 13 omega   39.00  109.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000   60.0000 70

 14 omega   91.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000  -60.0000 85

 15 omega  100.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  111.0000  120.0000 78

 16 omega   39.00  109.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000 -120.0000 70

 17 omega   81.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000   30.0000 95

 18 omega   38.00   91.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -30.0000  120.0000 53

 19 omega   41.00  126.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -61.0000  -60.0000 85

 20 omega   39.00  109.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000  120.0000 70

 21 omega   38.00  116.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000 -111.0000  150.0000 78

 22 omega  100.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  111.0000  -30.0000 78

 23 omega   38.00   91.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -30.0000 -150.0000 53

 24 omega   38.00   91.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -30.0000  -90.0000 53

 25 omega   91.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000  -90.0000 85

 26 omega   38.00  116.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000 -111.0000  -30.0000 78

 27 omega   40.00  135.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -77.0000   60.0000 95

 28 omega   40.00  135.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -77.0000 -180.0000 95

 29 omega   87.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000 -120.0000 91

 30 omega   38.00  116.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000 -111.0000  -90.0000 78

 31 omega   39.00  109.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000   30.0000 70

 32 omega   37.00  146.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -15.0000  -60.0000 109

 33 omega   91.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   45.0000  -30.0000 85

 34 omega   81.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000    0.0000 95

 35 omega   38.00  116.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000 -111.0000    0.0000 78

 36 omega   39.00  109.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000  150.0000 70

 37 omega   87.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000  120.0000 91

 38 omega   57.00  150.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  178.0000 -180.0000 93

 39 omega   40.00  135.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -77.0000  120.0000 95

 40 omega   40.00  103.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -49.0000  111.1856 63

 41 omega   38.00   91.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -30.0000   30.0000 53

 42 omega   39.00  109.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -94.0000  -90.0000 70

 43 omega   41.00  126.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -61.0000  -30.0000 85

 44 omega   87.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000 -180.0000 91

 45 omega   39.00  141.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000  -88.0000  -27.4034 102

 46 omega  -34.00   55.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -37.0000  -30.0000 89

 47 omega    9.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000    0.0000 94

 48 omega    9.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000   60.0000 94

 49 omega   19.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   57.0000 -150.0000 84

 50 omega   16.00  105.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   37.0000  150.0000 89

 51 omega  -32.00   52.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316  -57.0000   90.0000 84

 52 omega    9.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000 -180.0000 94

 53 omega    9.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000 -120.0000 94

 54 omega    9.00  103.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316   77.0000  -30.0000 94

 55 omega   55.00  108.00   1.0000    2.5000
omega____ theta____ kappa____ phi______ frames
    -       35.5316 -178.0000   60.0000 53

 56 omega   87.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000  150.0000 91

 57 omega   81.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000  -30.0000 95

 58 omega   87.00  178.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   30.0000 -150.0000 91

 59 omega   90.00  135.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   61.0000 -120.0000 45

 60 omega   81.00  176.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ frames
    -      108.0000   77.0000   60.0000 95
;
_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      -0.0937610000
_diffrn_orient_matrix_UB_12      -0.0767731000
_diffrn_orient_matrix_UB_13      -0.0425421000
_diffrn_orient_matrix_UB_21      -0.0372218000
_diffrn_orient_matrix_UB_22      -0.0601683000
_diffrn_orient_matrix_UB_23      0.0771974000
_diffrn_orient_matrix_UB_31      -0.0398860000
_diffrn_orient_matrix_UB_32      0.2360200000
_diffrn_orient_matrix_UB_33      0.0058718000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.1010
_diffrn_reflns_av_unetI/netI     0.0418
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.986
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            33648
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.986
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         72.440
_diffrn_reflns_theta_min         4.193
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    3.279
_exptl_absorpt_correction_T_max  0.915
_exptl_absorpt_correction_T_min  0.841
_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    1.422
_exptl_crystal_description
;
;
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.079
_exptl_crystal_size_mid          0.0371
_exptl_crystal_size_min          0.0307
_refine_diff_density_max         1.196
_refine_diff_density_min         -0.645
_refine_diff_density_rms         0.119
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     175
_refine_ls_number_reflns         2938
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0530
_refine_ls_R_factor_gt           0.0475
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0830P)^2^+1.1520P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1264
_refine_ls_wR_factor_ref         0.1308
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2635
_reflns_number_total             2938
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            20.cif
_cod_data_source_block           wcorr
_cod_depositor_comments
'Adding full bibliography for 4125565--4125579.cif.'
_cod_database_code               4125577
_chemical_oxdiff_formula         'C64 H88 N8 Se4'
_chemical_oxdiff_usercomment     'Colorless plate'
_reflns_odcompleteness_completeness 99.90
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     66.97
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
2. Restrained distances
 N3-H3
 0.88 with sigma of 0.02
3.a Ternary CH refined with riding coordinates:
 C4(H4)
3.b Secondary CH2 refined with riding coordinates:
 C5(H5A,H5B), C6(H6A,H6B), C7(H7A,H7B), C8(H8A,H8B), C9(H9A,H9B), C11(H11A,
 H11B), C18(H18A,H18B), C19(H19A,H19B)
3.c Aromatic/amide H refined with riding coordinates:
 C13(H13), C14(H14), C15(H15), C16(H16)
;
_shelx_res_checksum              54904
_shelx_hkl_checksum              6604
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'