Pyrrolyl-, 2-(2-thienyl)pyrrolyl- and 2,5-bis(2-thienyl)pyrrolyl-nucleosides: synthesis, molecular and electronic structure, and redox behaviour of C5-thymidine derivatives.
Galindo, Miguel A.; Hannant, Jennifer; Harrington, Ross W.; Clegg, William; Horrocks, Benjamin R.; Pike, Andrew R.; Houlton, Andrew; Organic & biomolecular chemistry 9 (2011) 1555–1564; doi:10.1039/C0OB00466A

data_7151642
_publ_section_title
;
 Pyrrolyl-, 2-(2-thienyl)pyrrolyl- and
 2,5-bis(2-thienyl)pyrrolyl-nucleosides: synthesis, molecular and
 electronic structure, and redox behaviour of C5-thymidine derivatives.
;
_journal_issue                   5
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1555
_journal_page_last               1564
_journal_paper_doi               10.1039/C0OB00466A
_journal_volume                  9
_journal_year                    2011
_chemical_formula_moiety         'C4 H8 Cl N'
_chemical_formula_sum            'C4 H8 Cl N'
_chemical_formula_weight         105.56
_space_group_IT_number           14
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_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
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_cell_angle_alpha                90.00
_cell_angle_beta                 111.933(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.1580(6)
_cell_length_b                   5.7057(3)
_cell_length_c                   11.3236(7)
_cell_measurement_reflns_used    1802
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      29.18
_cell_measurement_theta_min      3.39
_cell_volume                     608.80(7)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.34d (release 27-02-2009 CrysAlis171 .NET)
(compiled Feb 27 2009,15:38:38)
;
_computing_data_collection
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.34d (release 27-02-2009 CrysAlis171 .NET)
(compiled Feb 27 2009,15:38:38)
;
_computing_data_reduction
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.34d (release 27-02-2009 CrysAlis171 .NET)
(compiled Feb 27 2009,15:38:38)
;
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and local programs'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.3968
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.855
_diffrn_measurement_device_type
'Oxford Diffraction Gemini A Ultra diffractometer'
_diffrn_measurement_method       'thin-slice \w scans'
_diffrn_radiation_monochromator  none
_diffrn_radiation_source         'sealed tube with Enhance optics'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0187
_diffrn_reflns_av_sigmaI/netI    0.0282
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            2977
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         29.25
_diffrn_reflns_theta_min         3.40
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.492
_exptl_absorpt_correction_T_max  0.910
_exptl_absorpt_correction_T_min  0.860
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.34d (release 27-02-2009 CrysAlis171 .NET)
(compiled Feb 27 2009,15:38:38)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.152
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             224
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.273
_refine_diff_density_min         -0.177
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     87
_refine_ls_number_reflns         1414
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0390
_refine_ls_R_factor_gt           0.0285
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0423P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0699
_refine_ls_wR_factor_ref         0.0723
_reflns_number_gt                1128
_reflns_number_total             1414
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            C0OB00466A.TXT
_cod_data_source_block           ah171_4-amino-1-butyne_hydrochloride_ESI_only
_cod_original_cell_volume        608.80(6)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7151642