Categories Articles URB-754 Post author By forendex.southernforensic Names: URB-754 (primary) 6-Methyl-2-[(4-methylphenyl)amino]-4H-3,1-benzoxazin-4-one (IUPAC) Molecular formula: C16H14N2O2 Nominal mass: 266 Average mass: 266.2946 Monoisotopic mass: 266.105528 CAS registry number: 86672-58-4 ChemSpider: 741376 PubChem: 848487 Wikipedia: URB754 Erowid: Drugs-Forum: URB 754 Bluelight: Standard InChI: InChI=1S/C16H14N2O2/c1-10-3-6-12(7-4-10)17-16-18-14-8-5-11(2)9-13(14)15(19)20-16/h3-9H,1-2H3,(H,17,18) Standard InChI key: GFWNGVKCDGYFKG-UHFFFAOYSA-N SMILES: Cc1ccc(cc1)Nc1nc2ccc(cc2c(=O)o1)C Tags: cannabinoid ← Propionic anhydride → Opium fluid