data_A1ENE # _chem_comp.id A1ENE _chem_comp.name "4,5-bis(chloranyl)-2-methyl-pyridazin-3-one" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C5 H4 Cl2 N2 O" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-03-18 _chem_comp.pdbx_modified_date 2026-03-13 _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 179.004 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1ENE _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 9M9J _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 A1ENE N1 N1 N 0 1 N N N N N N -22.619 38.617 -38.549 1.952 -0.498 -0.001 N1 A1ENE 1 A1ENE C4 C1 C 0 1 N N N N N N -21.076 37.805 -40.199 -0.218 0.481 -0.002 C4 A1ENE 2 A1ENE C5 C2 C 0 1 N N N N N N -21.637 38.923 -39.464 1.188 0.611 -0.003 C5 A1ENE 3 A1ENE C1 C3 C 0 1 N N N N N N -23.271 39.665 -37.750 3.411 -0.359 0.005 C1 A1ENE 4 A1ENE C2 C4 C 0 1 N N N N N N -22.548 36.358 -38.988 0.148 -1.872 -0.004 C2 A1ENE 5 A1ENE C3 C5 C 0 1 N N N N N N -21.542 36.530 -39.949 -0.742 -0.783 -0.000 C3 A1ENE 6 A1ENE N2 N2 N 0 1 N N N N N N -23.071 37.352 -38.320 1.436 -1.673 0.001 N2 A1ENE 7 A1ENE O1 O1 O 0 1 N N N N N N -21.287 40.106 -39.602 1.705 1.717 -0.004 O1 A1ENE 8 A1ENE CL1 CL1 CL 0 0 N N N N N N -20.859 35.183 -40.823 -2.459 -1.036 0.001 CL1 A1ENE 9 A1ENE CL2 CL2 CL 0 0 N N N N N N -19.833 38.047 -41.387 -1.247 1.879 0.002 CL2 A1ENE 10 A1ENE H1 H1 H 0 1 N N N N N N -24.028 39.210 -37.095 3.870 -1.347 0.011 H1 A1ENE 11 A1ENE H2 H2 H 0 1 N N N N N N -22.517 40.180 -37.136 3.727 0.184 -0.885 H2 A1ENE 12 A1ENE H3 H3 H 0 1 N N N N N N -23.755 40.390 -38.421 3.720 0.190 0.895 H3 A1ENE 13 A1ENE H4 H4 H 0 1 N N N N N N -22.907 35.359 -38.791 -0.239 -2.881 -0.002 H4 A1ENE 14 # 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 A1ENE CL2 C4 SING N N 1 A1ENE CL1 C3 SING N N 2 A1ENE C4 C3 DOUB N N 3 A1ENE C4 C5 SING N N 4 A1ENE C3 C2 SING N N 5 A1ENE O1 C5 DOUB N N 6 A1ENE C5 N1 SING N N 7 A1ENE C2 N2 DOUB N N 8 A1ENE N1 N2 SING N N 9 A1ENE N1 C1 SING N N 10 A1ENE C1 H1 SING N N 11 A1ENE C1 H2 SING N N 12 A1ENE C1 H3 SING N N 13 A1ENE C2 H4 SING N N 14 # 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 A1ENE InChI InChI 1.06 "InChI=1S/C5H4Cl2N2O/c1-9-5(10)4(7)3(6)2-8-9/h2H,1H3" A1ENE InChIKey InChI 1.06 ACKBTCUMGAHRIE-UHFFFAOYSA-N A1ENE SMILES_CANONICAL CACTVS 3.385 "CN1N=CC(=C(Cl)C1=O)Cl" A1ENE SMILES CACTVS 3.385 "CN1N=CC(=C(Cl)C1=O)Cl" A1ENE SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CN1C(=O)C(=C(C=N1)Cl)Cl" A1ENE SMILES "OpenEye OEToolkits" 2.0.7 "CN1C(=O)C(=C(C=N1)Cl)Cl" # _pdbx_chem_comp_identifier.comp_id A1ENE _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 "4,5-bis(chloranyl)-2-methyl-pyridazin-3-one" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1ENE "Create component" 2025-03-18 PDBC A1ENE "Initial release" 2026-03-18 RCSB #