Chemically recyclable fluorescent polyesters via the ring-opening copolymerization of epoxides and anhydrides
Young, Taylor B.; Guppy, Owaen G.; Draper, Alysia J.; Whitington, Joshua M.; Kariuki, Benson M.; Paul, Alison; Eaton, Mark; Pope, Simon J. A.; Ward, Benjamin D.; Polymer Chemistry 14 (2023) 2478–2484; doi:10.1039/D3PY00209H

data_1568883
_publ_section_title
;
 Chemically recyclable fluorescent polyesters via the ring-opening
 copolymerization of epoxides and anhydrides
;
_journal_issue                   20
_journal_name_full               'Polymer Chemistry'
_journal_page_first              2478
_journal_page_last               2484
_journal_paper_doi               10.1039/D3PY00209H
_journal_volume                  14
_journal_year                    2023
_chemical_formula_moiety         'C6 H12 O2'
_chemical_formula_sum            'C6 H12 O2'
_chemical_formula_weight         116.16
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2021-06-04
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6272)
;
_audit_update_record
;
2021-07-07 deposited with the CCDC.	2023-04-03 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.583(7)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.6396(18)
_cell_length_b                   9.9559(7)
_cell_length_c                   7.3000(6)
_cell_measurement_reflns_used    1852
_cell_measurement_temperature    296
_cell_measurement_theta_max      76.0940
_cell_measurement_theta_min      4.7600
_cell_volume                     1345.8(2)
_computing_cell_refinement       'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      296
_diffrn_detector_area_resol_mean 10.5082
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near ATLAS'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0164
_diffrn_reflns_av_unetI/netI     0.0118
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            6179
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.481
_diffrn_reflns_theta_min         4.776
_exptl_absorpt_coefficient_mu    0.687
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.607
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.82a (Rigaku Oxford Diffraction, 2020)
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_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.147
_exptl_crystal_description       block
_exptl_crystal_F_000             512
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: ethyl acetate'
_exptl_crystal_size_max          0.306
_exptl_crystal_size_mid          0.113
_exptl_crystal_size_min          0.107
_refine_diff_density_max         0.090
_refine_diff_density_min         -0.118
_refine_diff_density_rms         0.029
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     150
_refine_ls_number_reflns         1412
_refine_ls_number_restraints     316
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0472
_refine_ls_R_factor_gt           0.0397
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0663P)^2^+0.1534P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1183
_refine_ls_wR_factor_ref         0.1275
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1133
_reflns_number_total             1412
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3py00209h2.cif
_cod_data_source_block           cyclohexanediol
_cod_depositor_comments
'Adding full bibliography for 1568881--1568883.cif.'
_cod_database_code               1568883
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.930
_shelx_estimated_absorpt_t_min   0.817
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All O(H) groups
2. Restrained distances
 C1A-C2A = C2A-C3A = C3A-C4A = C4A-C5A = C5A-C6A = C6A-C1A
 1.54 with sigma of 0.02
 C1-C2 = C2-C3 = C3-C4 = C4-C5 = C5-C6 = C6-C1
 1.54 with sigma of 0.02
 C1-O1 = C2-O2 = C1A-O1A = C2A-O2A
 1.43 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
O1 \\sim O2 \\sim C1 \\sim C2 \\sim C3 \\sim C4 \\sim C5 \\sim C6 \\sim O1A
\\sim O2A \\sim C1A \\sim C2A \\sim C3A \\sim C4A \\sim C5A: within 2A with
sigma of 0.01 and sigma for terminal atoms of 0.02 within 2A
Uanis(O1A) \\sim Ueq, Uanis(O2A) \\sim Ueq, Uanis(C1A) \\sim Ueq, Uanis(C2A)
\\sim Ueq, Uanis(C3A) \\sim Ueq, Uanis(C4A) \\sim Ueq, Uanis(C5A) \\sim Ueq:
with sigma of 0.05 and sigma for terminal atoms of 0.1
Uanis(O1) \\sim Ueq, Uanis(O2) \\sim Ueq, Uanis(C1) \\sim Ueq, Uanis(C2) \\sim
Ueq, Uanis(C3) \\sim Ueq, Uanis(C4) \\sim Ueq, Uanis(C5) \\sim Ueq, Uanis(C6)
\\sim Ueq: with sigma of 0.05 and sigma for terminal atoms of 0.1
4. Others
 Sof(O1A)=Sof(H1AA)=Sof(O2A)=Sof(H2AA)=Sof(C1A)=Sof(H1AB)=Sof(C2A)=Sof(H2AB)=
 Sof(C3A)=Sof(H3AA)=Sof(H3AB)=Sof(C4A)=Sof(H4AA)=Sof(H4AB)=Sof(C5A)=Sof(H5AA)=
 Sof(H5AB)=Sof(C6A)=Sof(H6AA)=Sof(H6AB)=1-FVAR(1)
 Sof(O1)=Sof(H1)=Sof(O2)=Sof(H2)=Sof(C1)=Sof(H1A)=Sof(C2)=Sof(H2A)=Sof(C3)=
 Sof(H3A)=Sof(H3B)=Sof(C4)=Sof(H4A)=Sof(H4B)=Sof(C5)=Sof(H5A)=Sof(H5B)=Sof(C6)=
 Sof(H6A)=Sof(H6B)=FVAR(1)
5.a Ternary CH refined with riding coordinates:
 C1(H1A), C2(H2A), C1A(H1AB), C2A(H2AB)
5.b Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C4(H4A,H4B), C5(H5A,H5B), C6(H6A,H6B), C3A(H3AA,H3AB), C4A(H4AA,
 H4AB), C5A(H5AA,H5AB), C6A(H6AA,H6AB)
5.c Idealised tetrahedral OH refined as rotating group:
 O1(H1), O2(H2), O1A(H1AA), O2A(H2AA)
;
_shelx_res_checksum              78598
_olex2_submission_special_instructions 'No special instructions were received'