1-Nitroso-2-naphthol

1-nitroso-2-naphthol.svg 1-Nitrosonaphthalen-2-ol 131-91-9 correct CAS 8262 205-043-0 757I55U2QX 8580 1S/C10H7NO2/c12-9-6-5-7-3-1-2-4-8(7)10(9)11-13/h1-6,12H YXAOOTNFFAQIPZ-UHFFFAOYSA-N C1=CC=C2C(=C1)C=CC(=C2N=O)O 10 1 2 7 Yellowish-brown 109.5 1-Nitroso-2-naphthol https://pubchem.ncbi.nlm.nih.gov/compound/8580#section=Safety-and-Hazards pubchem.ncbi.nlm.nih.gov en 07 09 Warning 302 315 319 335 400 261 264 264+265 270 271 273 280 301+317 302+352 304+340 305+351+338 319 321 330 332+317 337+317 362+364 391 403+233 405 501 1-Nitroso-2-naphthol is an organic compound with the formula C10H6(NO)OH. It is one of several possible nitrosonaphthols, and the most studied for applications as an indicator and a dye.10.1016/0304-4203(94)90012-4 Determination of complexation of iron(III) with natural organic complexing ligands in seawater using cathodic stripping voltammetry 1994 Gledhill Martha Van Den Berg Constant M.G. Marine Chemistry 47 1 41–54 1994MarCh..47...41G Synthesis and reactions 1-Nitroso-2-naphthol can be prepared by treatment of 2-naphthol with nitrous acid:10.15227/orgsyn.002.0061 free Organic Syntheses 1922 2 61 Nitroso-β-Naphthol C. S. Marvel P. K. Porter C10H7OH + HNO2 -> C10H6(NO)OH + H2O Its conjugate base forms deeply colored complexes with iron(II) and cobalt(II), complexes [M(C10H6(NO)O)3]2-.10.1002/aoc.3178 Efficient hydroxylation of aromatic compounds catalyzed by an iron(II) complex with H2O2 2014 Wang Xiao Zhang Tianyong Li Bin Yang Qiusheng Jiang Shuang Applied Organometallic Chemistry 28 9 666–672 The deep colors of these complexes results from the delocalized bonding within each five-membered chelate ring. These species can be classified as nitroso complexes. See also Naphthol Green B, the iron complex of a sulfonated derivative of 1-nitroso-2-naphthol References Category:2-Naphthols Category:Nitroso compounds