Exploring ligand substituent effects on stereoselective polymerization of racemic lactide using aluminium salen-type complexes
Peng, Zengping; Ahmed, Hassan; Xu, Guangqiang; Guo, Xuanhua; Yang, Rulin; Sun, Hongguang; Wang, Qinggang; Polymer Chemistry 14 (2023) 2174–2180; doi:10.1039/D3PY00228D

data_1568857
_publ_section_title
;
 Exploring ligand substituent effects on stereoselective polymerization of
 racemic lactide using aluminium salen-type complexes
;
_journal_issue                   18
_journal_name_full               'Polymer Chemistry'
_journal_page_first              2174
_journal_page_last               2180
_journal_paper_doi               10.1039/D3PY00228D
_journal_volume                  14
_journal_year                    2023
_chemical_formula_sum            'C29 H39 Al N2 O3'
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_audit_creation_method           SHELXL-2019/2
_audit_update_record
;
2023-02-25 deposited with the CCDC.	2023-04-06 downloaded from the CCDC.
;
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_computing_structure_refinement  'SHELXL-2019/2 (Sheldrick, 2019)'
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_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'CCD area detector'
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_diffrn_reflns_av_unetI/netI     0.0975
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_diffrn_reflns_point_group_measured_fraction_full 0.971
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_exptl_absorpt_correction_T_min  0.9533
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_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.132
_exptl_crystal_description       block
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.480
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2019/2 (Sheldrick 2019)'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0813P)^2^+2.9320P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2835
_refine_ls_wR_factor_ref         0.3078
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2846
_reflns_number_total             4943
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3py00228d2.cif
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_cod_depositor_comments
'Adding full bibliography for 1568856--1568857.cif.'
_cod_database_code               1568857
_shelx_shelxl_version_number     2019/2
_shelx_estimated_absorpt_t_min   0.953
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