data_A1EI1 # _chem_comp.id A1EI1 _chem_comp.name "2-ethynyl-4-[4-(5-oxidanylpentoxy)phenyl]benzaldehyde" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C20 H20 O3" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-01-02 _chem_comp.pdbx_modified_date 2026-01-02 _chem_comp.pdbx_ambiguous_flag N _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces ? _chem_comp.formula_weight 308.371 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1EI1 _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 9L6E _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBC _chem_comp.pdbx_pcm ? # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.alt_atom_id _chem_comp_atom.type_symbol _chem_comp_atom.charge _chem_comp_atom.pdbx_align _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_leaving_atom_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _chem_comp_atom.model_Cartn_x _chem_comp_atom.model_Cartn_y _chem_comp_atom.model_Cartn_z _chem_comp_atom.pdbx_model_Cartn_x_ideal _chem_comp_atom.pdbx_model_Cartn_y_ideal _chem_comp_atom.pdbx_model_Cartn_z_ideal _chem_comp_atom.pdbx_component_atom_id _chem_comp_atom.pdbx_component_comp_id _chem_comp_atom.pdbx_ordinal A1EI1 C4 C1 C 0 1 Y N N N N N -34.327 34.157 -7.737 4.920 1.541 0.007 C4 A1EI1 1 A1EI1 C5 C2 C 0 1 Y N N N N N -34.458 33.526 -6.507 3.566 1.709 0.004 C5 A1EI1 2 A1EI1 C6 C3 C 0 1 Y N N N N N -35.059 32.148 -8.859 4.618 -0.873 -0.004 C6 A1EI1 3 A1EI1 C7 C4 C 0 1 N N N N N N -35.467 31.451 -10.042 5.169 -2.194 -0.003 C7 A1EI1 4 A1EI1 C8 C5 C 0 1 N N N N N N -35.804 30.943 -11.061 5.621 -3.278 -0.001 C8 A1EI1 5 A1EI1 C10 C6 C 0 1 Y N N N N N -34.888 32.198 -6.421 2.714 0.601 0.003 C10 A1EI1 6 A1EI1 C13 C7 C 0 1 Y N N N N N -34.325 29.731 -3.574 -0.652 2.271 -0.005 C13 A1EI1 7 A1EI1 C17 C8 C 0 1 N N N N N N -35.518 30.050 1.047 -5.136 0.580 0.001 C17 A1EI1 8 A1EI1 C20 C9 C 0 1 N N N N N N -36.353 32.791 3.779 -8.354 -1.534 0.003 C20 A1EI1 9 A1EI1 C22 C10 C 0 1 Y N N N N N -35.938 31.359 -2.862 -0.975 -0.115 -0.009 C22 A1EI1 10 A1EI1 C11 C11 C 0 1 Y N N N N N -34.993 31.507 -5.094 1.245 0.799 0.000 C11 A1EI1 11 A1EI1 C12 C12 C 0 1 Y N N N N N -34.237 30.366 -4.807 0.715 2.089 -0.002 C12 A1EI1 12 A1EI1 C14 C13 C 0 1 Y N N N N N -35.176 30.230 -2.598 -1.500 1.171 -0.005 C14 A1EI1 13 A1EI1 C16 C14 C 0 1 N N N N N N -36.033 30.349 -0.341 -3.660 0.178 -0.003 C16 A1EI1 14 A1EI1 C18 C15 C 0 1 N N N N N N -36.312 30.731 2.167 -6.007 -0.678 -0.000 C18 A1EI1 15 A1EI1 C19 C16 C 0 1 N N N N N N -36.020 32.214 2.394 -7.483 -0.276 0.004 C19 A1EI1 16 A1EI1 C2 C17 C 0 1 N N N N N N -34.464 34.184 -10.231 6.926 0.075 0.005 C2 A1EI1 17 A1EI1 C23 C18 C 0 1 Y N N N N N -35.844 31.986 -4.096 0.391 -0.303 -0.012 C23 A1EI1 18 A1EI1 C3 C19 C 0 1 Y N N N N N -34.620 33.489 -8.933 5.471 0.254 0.003 C3 A1EI1 19 A1EI1 C9 C20 C 0 1 Y N N N N N -35.183 31.524 -7.607 3.239 -0.689 0.005 C9 A1EI1 20 A1EI1 O1 O1 O 0 1 N N N N N N -34.690 33.693 -11.327 7.400 -1.041 0.002 O1 A1EI1 21 A1EI1 O15 O2 O 0 1 N N N N N N -35.241 29.675 -1.340 -2.846 1.353 -0.002 O15 A1EI1 22 A1EI1 O21 O3 O 0 1 N N N N N N -35.953 34.151 3.914 -9.733 -1.159 0.007 O21 A1EI1 23 A1EI1 H1 H1 H 0 1 N N N N N N -33.993 35.183 -7.772 5.570 2.404 0.008 H1 A1EI1 24 A1EI1 H2 H2 H 0 1 N N N N N N -34.224 34.069 -5.603 3.150 2.705 0.003 H2 A1EI1 25 A1EI1 H3 H3 H 0 1 N N N N N N -36.105 30.490 -11.971 6.025 -4.247 -0.000 H3 A1EI1 26 A1EI1 H4 H4 H 0 1 N N N N N N -33.732 28.850 -3.376 -1.064 3.269 -0.001 H4 A1EI1 27 A1EI1 H5 H5 H 0 1 N N N N N N -35.561 28.962 1.205 -5.350 1.169 0.893 H5 A1EI1 28 A1EI1 H6 H6 H 0 1 N N N N N N -34.473 30.389 1.109 -5.353 1.173 -0.887 H6 A1EI1 29 A1EI1 H7 H7 H 0 1 N N N N N N -37.440 32.726 3.936 -8.140 -2.123 -0.889 H7 A1EI1 30 A1EI1 H8 H8 H 0 1 N N N N N N -35.835 32.193 4.544 -8.137 -2.127 0.891 H8 A1EI1 31 A1EI1 H9 H9 H 0 1 N N N N N N -36.604 31.750 -2.107 -1.637 -0.968 -0.009 H9 A1EI1 32 A1EI1 H10 H10 H 0 1 N N N N N N -33.571 29.970 -5.559 1.373 2.945 -0.002 H10 A1EI1 33 A1EI1 H11 H11 H 0 1 N N N N N N -35.987 31.434 -0.516 -3.442 -0.415 0.885 H11 A1EI1 34 A1EI1 H12 H12 H 0 1 N N N N N N -37.076 30.009 -0.419 -3.446 -0.411 -0.895 H12 A1EI1 35 A1EI1 H13 H13 H 0 1 N N N N N N -37.381 30.632 1.929 -5.793 -1.267 -0.892 H13 A1EI1 36 A1EI1 H14 H14 H 0 1 N N N N N N -36.094 30.199 3.105 -5.789 -1.271 0.888 H14 A1EI1 37 A1EI1 H15 H15 H 0 1 N N N N N N -34.945 32.370 2.220 -7.701 0.317 -0.884 H15 A1EI1 38 A1EI1 H16 H16 H 0 1 N N N N N N -36.598 32.783 1.651 -7.697 0.313 0.896 H16 A1EI1 39 A1EI1 H17 H17 H 0 1 N N N N N N -34.123 35.208 -10.207 7.576 0.938 0.011 H17 A1EI1 40 A1EI1 H18 H18 H 0 1 N N N N N N -36.442 32.864 -4.289 0.799 -1.303 -0.019 H18 A1EI1 41 A1EI1 H19 H19 H 0 1 N N N N N N -35.515 30.497 -7.561 2.578 -1.543 -0.000 H19 A1EI1 42 A1EI1 H20 H20 H 0 1 N N N N N N -36.178 34.463 4.783 -10.344 -1.908 0.006 H20 A1EI1 43 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal A1EI1 O1 C2 DOUB N N 1 A1EI1 C8 C7 TRIP N N 2 A1EI1 C2 C3 SING N N 3 A1EI1 C7 C6 SING N N 4 A1EI1 C3 C6 DOUB Y N 5 A1EI1 C3 C4 SING Y N 6 A1EI1 C6 C9 SING Y N 7 A1EI1 C4 C5 DOUB Y N 8 A1EI1 C9 C10 DOUB Y N 9 A1EI1 C5 C10 SING Y N 10 A1EI1 C10 C11 SING N N 11 A1EI1 C11 C12 DOUB Y N 12 A1EI1 C11 C23 SING Y N 13 A1EI1 C12 C13 SING Y N 14 A1EI1 C23 C22 DOUB Y N 15 A1EI1 C13 C14 DOUB Y N 16 A1EI1 C22 C14 SING Y N 17 A1EI1 C14 O15 SING N N 18 A1EI1 O15 C16 SING N N 19 A1EI1 C16 C17 SING N N 20 A1EI1 C17 C18 SING N N 21 A1EI1 C18 C19 SING N N 22 A1EI1 C19 C20 SING N N 23 A1EI1 C20 O21 SING N N 24 A1EI1 C4 H1 SING N N 25 A1EI1 C5 H2 SING N N 26 A1EI1 C8 H3 SING N N 27 A1EI1 C13 H4 SING N N 28 A1EI1 C17 H5 SING N N 29 A1EI1 C17 H6 SING N N 30 A1EI1 C20 H7 SING N N 31 A1EI1 C20 H8 SING N N 32 A1EI1 C22 H9 SING N N 33 A1EI1 C12 H10 SING N N 34 A1EI1 C16 H11 SING N N 35 A1EI1 C16 H12 SING N N 36 A1EI1 C18 H13 SING N N 37 A1EI1 C18 H14 SING N N 38 A1EI1 C19 H15 SING N N 39 A1EI1 C19 H16 SING N N 40 A1EI1 C2 H17 SING N N 41 A1EI1 C23 H18 SING N N 42 A1EI1 C9 H19 SING N N 43 A1EI1 O21 H20 SING N N 44 # loop_ _pdbx_chem_comp_descriptor.comp_id _pdbx_chem_comp_descriptor.type _pdbx_chem_comp_descriptor.program _pdbx_chem_comp_descriptor.program_version _pdbx_chem_comp_descriptor.descriptor A1EI1 InChI InChI 1.06 "InChI=1S/C20H20O3/c1-2-16-14-18(6-7-19(16)15-22)17-8-10-20(11-9-17)23-13-5-3-4-12-21/h1,6-11,14-15,21H,3-5,12-13H2" A1EI1 InChIKey InChI 1.06 JVRBFNAJZRWUKE-UHFFFAOYSA-N A1EI1 SMILES_CANONICAL CACTVS 3.385 "OCCCCCOc1ccc(cc1)c2ccc(C=O)c(c2)C#C" A1EI1 SMILES CACTVS 3.385 "OCCCCCOc1ccc(cc1)c2ccc(C=O)c(c2)C#C" A1EI1 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C#Cc1cc(ccc1C=O)c2ccc(cc2)OCCCCCO" A1EI1 SMILES "OpenEye OEToolkits" 2.0.7 "C#Cc1cc(ccc1C=O)c2ccc(cc2)OCCCCCO" # _pdbx_chem_comp_identifier.comp_id A1EI1 _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 2.0.7 _pdbx_chem_comp_identifier.identifier "2-ethynyl-4-[4-(5-oxidanylpentoxy)phenyl]benzaldehyde" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1EI1 "Create component" 2025-01-02 PDBC A1EI1 "Initial release" 2026-01-07 RCSB #