Competition between α-Cleavage and Energy Transfer in α-Azidoacetophenones
Sivaramakrishnan Muthukrishnan; Sarah M. Mandel; John C. Hackett; Pradeep N. D. Singh; Christopher M. Hadad; Jeanette A. Krause; Anna D. Gudmundsdóttir; Journal of Organic Chemistry 72 (2007) 2757–2768; doi:10.1021/jo062160k

data_4022683
_publ_contact_author_address
;     Department of Chemistry
      University of Cincinnati
      Cincinnati, OH 45221-0172 USA
;
_publ_contact_author_email       anna.gudmundsdottir@uc.edu
_publ_contact_author_fax         '513 556 9239'
_publ_contact_author_name        'Dr. Anna D. Gudmundsdottir'
_publ_contact_author_phone       '513 556 3380'
_publ_section_title
;
 Competition between \a-Cleavage and Energy Transfer in
 \a-Azidoacetophenones
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              2757
_journal_page_last               2768
_journal_paper_doi               10.1021/jo062160k
_journal_volume                  72
_journal_year                    2007
_chemical_formula_moiety         'C9 H9 N3 O S'
_chemical_formula_sum            'C9 H9 N3 O S'
_chemical_formula_weight         207.25
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.5956(5)
_cell_length_b                   12.3776(11)
_cell_length_c                   13.8471(13)
_cell_measurement_reflns_used    3322
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.94
_cell_volume                     959.05(15)
_computing_cell_refinement       'Bruker SAINT v6.28A'
_computing_data_collection       'Bruker SMART v5.628'
_computing_data_reduction        'Bruker SAINT v6.28A'
_computing_molecular_graphics    'Bruker SHELXTL v6.12'
_computing_publication_material  'Bruker SHELXTL v6.12'
_computing_structure_refinement  'Bruker SHELXTL v6.12'
_computing_structure_solution    'Bruker SHELXTL v6.12'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART6000 CCD'
_diffrn_measurement_method       '\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  0.0560
_diffrn_reflns_av_sigmaI/netI    0.0356
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            13302
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.94
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.305
_exptl_absorpt_correction_T_max  0.9909
_exptl_absorpt_correction_T_min  0.8954
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2.03 (Sheldrick)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.435
_exptl_crystal_density_meas      ?
_exptl_crystal_description       needle
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.258
_refine_diff_density_min         -0.182
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 977 Friedel pairs'
_refine_ls_abs_structure_Flack   0.00(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         2375
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0454
_refine_ls_R_factor_gt           0.0304
_refine_ls_shift/su_max          0.314
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0362P)^2^+0.1037P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0675
_refine_ls_wR_factor_ref         0.0748
_reflns_number_gt                1993
_reflns_number_total             2375
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            jo062160ksi20061221_044217.cif
_cod_data_source_block           1B
_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 
;
_cod_database_code               4022683