1.0 2016-05-22 04:41:36 UTC 2026-08-22 07:15:15 UTC Pranlukast SmallMolecule Pranlukast is an organic compound with the chemical formula C27H23N5O4 and an average molecular weight of 481.51 g/mol. Pranlukast belongs to the 1-benzopyrans, a subclass of benzopyrans within the organic compounds. It is further categorized as an organoheterocyclic compound. The compound is found in or released from 12 recorded sources. These include electrical and electronic equipment such as amplifiers, antennas, auxiliary devices, electrically stimulated smoking devices, and conductors or conductive bodies characterised by the conductive materials, among three others. It is also associated with food, food processing and cookware, specifically in food preservation and the preparation of wine or sparkling wine. Additionally, it is found in household cleaning and consumer products, including pipe accessories and other smoking requisites. Pranlukast interacts with seven recorded protein targets. It acts as an antagonist, inhibitor, or other unknown modulator of Tumor necrosis factor (TNF), Interleukin-5 (IL5), Eosinophil cationic protein (RNASE3), and the Nuclear factor NF-kappa-B p105 subunit (NFKB1), as well as three other proteins. C27H23N5O4 481.512 481.175004241 N-[4-oxo-2-(2H-1,2,3,4-tetrazol-5-yl)-4H-chromen-8-yl]-4-(4-phenylbutoxy)benzamide pranlukast 103177-37-3 O=C(NC1=C2OC(=CC(=O)C2=CC=C1)C1=NNN=N1)C1=CC=C(OCCCCC2=CC=CC=C2)C=C1 InChI=1S/C27H23N5O4/c33-23-17-24(26-29-31-32-30-26)36-25-21(23)10-6-11-22(25)28-27(34)19-12-14-20(15-13-19)35-16-5-4-9-18-7-2-1-3-8-18/h1-3,6-8,10-15,17H,4-5,9,16H2,(H,28,34)(H,29,30,31,32) NBQKINXMPLXUET-UHFFFAOYSA-N Organic compounds Organoheterocyclic compounds Benzopyrans 1-benzopyrans Chromones Alkyl aryl ethers Azacyclic compounds Benzamides Benzoyl derivatives Heteroaromatic compounds Hydrocarbon derivatives Organic oxides Organonitrogen compounds Organopnictogen compounds Oxacyclic compounds Phenol ethers Phenoxy compounds Pyranones and derivatives Secondary carboxylic acid amides Tetrazoles Alkyl aryl ether Aromatic heteropolycyclic compound Azacycle Azole Benzamide Benzenoid Benzoic acid or derivatives Benzoyl Carboxamide group Carboxylic acid derivative Chromone Ether Heteroaromatic compound Hydrocarbon derivative Monocyclic benzene moiety Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Organopnictogen compound Oxacycle Phenol ether Phenoxy compound Pyran Pyranone Secondary carboxylic acid amide Tetrazole Aromatic heteropolycyclic compounds Detected and Not Quantified logp 4.67 logp 4.82 ALOGPS logs -5.18 ALOGPS solubility 3.20e-03 g/l ALOGPS logp 4.67 ChemAxon pka_strongest_acidic 6.86 ChemAxon pka_strongest_basic -1.7 ChemAxon iupac N-[4-oxo-2-(2H-1,2,3,4-tetrazol-5-yl)-4H-chromen-8-yl]-4-(4-phenylbutoxy)benzamide ChemAxon average_mass 481.512 ChemAxon mono_mass 481.175004241 ChemAxon smiles O=C(NC1=C2OC(=CC(=O)C2=CC=C1)C1=NNN=N1)C1=CC=C(OCCCCC2=CC=CC=C2)C=C1 ChemAxon formula C27H23N5O4 ChemAxon inchi InChI=1S/C27H23N5O4/c33-23-17-24(26-29-31-32-30-26)36-25-21(23)10-6-11-22(25)28-27(34)19-12-14-20(15-13-19)35-16-5-4-9-18-7-2-1-3-8-18/h1-3,6-8,10-15,17H,4-5,9,16H2,(H,28,34)(H,29,30,31,32) ChemAxon inchikey NBQKINXMPLXUET-UHFFFAOYSA-N ChemAxon polar_surface_area 119.09 ChemAxon refractivity 139.15 ChemAxon polarizability 51.41 ChemAxon rotatable_bond_count 9 ChemAxon acceptor_count 7 ChemAxon donor_count 2 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f721f72baf8> DB01411 4887 BE0000704 BE0001208 BE0000908 BE0001086 BE0001034 BE0000705 BE0002387