A green approach towards the on-water synthesis of multifunctional 3-amino/hydroxy thieno[3,2-c]pyrans
Sahu, Satya Narayan; Shaw, Ranjay; Yadav, Saroj; Althagafi, Ismail; Upadhyay, Manmohan Krishna; Pratap, Ramendra; RSC Advances 15 (2025) 12117–12124; doi:10.1039/D5RA01296A

data_7250290
_publ_section_title
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 A green approach towards the on-water synthesis of multifunctional
 3-amino/hydroxy thieno[3,2-c]pyrans
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_journal_issue                   16
_journal_name_full               'RSC Advances'
_journal_page_first              12117
_journal_page_last               12124
_journal_paper_doi               10.1039/D5RA01296A
_journal_volume                  15
_journal_year                    2025
_chemical_formula_moiety         'C15 H11 N O4 S'
_chemical_formula_sum            'C15 H11 N O4 S'
_chemical_formula_weight         301.31
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2025-02-21 deposited with the CCDC.	2025-04-03 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 92.279(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.8063(3)
_cell_length_b                   13.4781(5)
_cell_length_c                   12.8156(6)
_cell_measurement_temperature    293(2)
_cell_volume                     1347.32(10)
_computing_cell_refinement       'X-calibur S SAINT'
_computing_data_collection       'Xcalibur, Sapphire3'
_computing_data_reduction        'X-calibur S SAINT'
_computing_molecular_graphics    'Oxford SHELXTL'
_computing_publication_material  'Oxford SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_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  0.0152
_diffrn_reflns_av_sigmaI/netI    0.0238
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            5363
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.36
_exptl_absorpt_coefficient_mu    0.256
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.485
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             624
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.260
_refine_diff_density_min         -0.338
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     198
_refine_ls_number_reflns         2373
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0455
_refine_ls_R_factor_gt           0.0388
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0498P)^2^+0.3068P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0940
_refine_ls_wR_factor_ref         0.0971
_reflns_number_gt                2069
_reflns_number_total             2379
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d5ra01296a2.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7250290