1.0 2026-09-21 13:46:36 UTC 2026-09-21 13:46:36 UTC FDB116529 Nigeglanine 3-methyl-6,7,8,9-tetrahydropyridazino[1,2-a]indazol-1-one C12H14N2O 202.257 202.110613079 3-methyl-6H,7H,8H,9H-10λ⁵-pyridazino[1,2-a]indazol-10-ylium-1-olate 3-methyl-6H,7H,8H,9H-10λ⁵-pyridazino[1,2-a]indazol-10-ylium-1-olate CC1=CC([O-])=C2C=[N+]3CCCCN3C2=C1 InChI=1S/C12H14N2O/c1-9-6-11-10(12(15)7-9)8-13-4-2-3-5-14(11)13/h6-8H,2-5H2,1H3 FAGBILYNJCYFKA-UHFFFAOYSA-N belongs to the class of organic compounds known as pyridazinoindazoles. Pyridazinoindazoles are compounds containing a pyridazinoindazole moiety, which consists of a pyridazine ring fused to an indazole. Pyridazinoindazoles Organic compounds Organoheterocyclic compounds Benzopyrazoles Indazoles Aromatic heteropolycyclic compounds Azacyclic compounds Benzenoids Heteroaromatic compounds Hydrocarbon derivatives Organic oxides Organonitrogen compounds Organooxygen compounds Pyrazoles Pyridazines and derivatives Vinylogous amides Aromatic heteropolycyclic compound Azacycle Azole Benzenoid Heteroaromatic compound Hydrocarbon derivative Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Pyrazole Pyridazine Pyridazinoindazole Vinylogous amide logp -0.87 ALOGPS logs -3.25 ALOGPS solubility 1.43e-01 g/l ALOGPS logp -1 ChemAxon pka_strongest_acidic 8.4 ChemAxon pka_strongest_basic -5.8 ChemAxon iupac 3-methyl-6H,7H,8H,9H-10λ⁵-pyridazino[1,2-a]indazol-10-ylium-1-olate ChemAxon average_mass 202.257 ChemAxon mono_mass 202.110613079 ChemAxon smiles CC1=CC([O-])=C2C=[N+]3CCCCN3C2=C1 ChemAxon formula C12H14N2O ChemAxon inchi InChI=1S/C12H14N2O/c1-9-6-11-10(12(15)7-9)8-13-4-2-3-5-14(11)13/h6-8H,2-5H2,1H3 ChemAxon inchikey FAGBILYNJCYFKA-UHFFFAOYSA-N ChemAxon polar_surface_area 31.87 ChemAxon refractivity 91.94 ChemAxon polarizability 22.72 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 1 ChemAxon donor_count 0 ChemAxon physiological_charge 1 ChemAxon formal_charge 0 ChemAxon