| Formula | C4H4O2 |
| MW | 84.07 |
| InChIKey | KKAHGSQLSTUDAV-JSWHHWTPNA-N |
| Entry_Date | 2023-11-01 |
| Net_Charge | 0 |
| Number_Atoms | 10 |
| Number_Heavy_Atoms | 6 |
| Number_Rings | 0 |
| Number_Bonds | 9 |
| Rotat_Bonds | 3 |
| Unbranched_Chain | 3 |
| Chiral_Centers | 0 |
| ONatoms | 2 |
| HB_Donor | 1 |
| HB_Acceptor | 2 |
| OpenEye_HB_Donors | 1 |
| OpenEye_HB_Acceptors | 1 |
| Lipinski_HB_Donors | 1 |
| Lipinski_HB_Acceptors | 2 |
| Lipinski_Violations | 0 |
| XLogP3 | 0 |
| XLogP | -0.23 |
| logP | 0.0943 |
| PSA | 37.3 |
| MR | 21.2758 |
| ABS | 0.55 |
| Solubility | soluble |
| Aggregator | Pass |
| PM7_Heat_of_Formation_kcal_per_mol | -34.31736 |
| PM7_Total_Energy_ev | -1134.73713 |
| PM7_Electronic_Energy_ev | -3692.96365 |
| PM7_Dipole_Debye | 1.84257 |
| PM7_Point_Group | Cs |
| PM7_HOMO_Energy_ev | -11.108 |
| PM7_LUMO_Energy_ev | 0.582 |
| PM7_COSMO_Area_square_ang | 122.1 |
| PM7_COSMO_Volue_cubic_ang | 106.68 |
| PM7_Electron_Affinity_ev | -0.582 |
| PM7_Ionization_Energy_ev | 11.108 |
| PM7_Energy_Gap_ev | 11.69 |
| PM7_Global_Hardness_ev | 5.845 |
| PM7_Global_Softness_ev | 0.1710863986313088 |
| PM7_Chemical_Potential_ev | -5.263 |
| PM7_Electronigativity_ev | 5.263 |
| PM7_Back_Donation_Energy_ev | -1.46125 |
| PM7_Electrophilicity_ev | 2.369475534644996 |
| OPENEYE_Name | but-3-ynoic acid |
| SMILES | C#CCC(=O)O |
| Canonical_SMILES | OC(=O)CC#C |
| InChI | 1/C4H4O2/c1-2-3-4(5)6/h1H,3H2,(H,5,6)/f/h5H |
| InChI_3D | 1S/C4H4O2/c1-2-3-4(5)6/h1H,3H2,(H,5,6) |
| AuxInfo | 1/1/N:1,2,4,3,5,6/E:(5,6)/F:1,2,4,3,6,5/rA:10nCCCCOOHHHH/rB:t1;;s2s3;d3;s3;s1;s4;s4;s6;/rC:;1,0,0;3,0,0;2,0,0;3.5,-.866,0;3.5,.866,0;-.5,0,0;2,.5,0;2,-.5,0;4,.866,0; |
| Duplicates | ChEBI1461 |
| mol2_Path | /CCDB/ChEBI/Database/Compound-0000000000-0000049999/Compound-0000001250-0000001499/ChEBI1461.mol2 |
| pdbqt_Path | /CCDB/ChEBI/Database/Compound-0000000000-0000049999/Compound-0000001250-0000001499/ChEBI1461.pdbqt |
| sdf_Path | /CCDB/ChEBI/Database/Compound-0000000000-0000049999/Compound-0000001250-0000001499/ChEBI1461.sdf |