Intermediate Tree Nodes
Naphthalenes Oxepanes Dihydropyranones Gamma butyrolactones Dicarboxylic acids and derivatives Oxolanes Enoate esters Oxacyclic compounds Epoxides Dialkyl ethers Primary alcohols Organic oxides Hydrocarbon derivatives Carbonyl compounds
Naphthopyran - Naphthalene - Dihydropyranone - Oxepane - Dicarboxylic acid or derivatives - Gamma butyrolactone - Pyran - Alpha,beta-unsaturated carboxylic ester - Oxolane - Enoate ester - Carboxylic acid ester - Lactone - Oxacycle - Carboxylic acid derivative - Dialkyl ether - Oxirane - Ether - Organic oxygen compound - Alcohol - Carbonyl group - Primary alcohol - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aliphatic heteropolycyclic compound
This compound belongs to the class of organic compounds known as naphthopyrans. These are compounds containing a pyran ring fused to a naphthalene moiety. Furan is a 6 membered-ring non-aromatic ring with five carbon and one oxygen atoms. Naphthalene is a polycyclic aromatic hydrocarbon made up of two fused benzene rings.