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Carbaryl is often inexpensively produced by direct reaction of methyl isocyanate with 1-naphthol. [5]C 10 H 7 OH + CH 3 NCO → C 10 H 7 OC(O)NHCH 3. Alternatively, 1-naphthol can be treated with excess phosgene to produce 1-naphthyl chloroformate, which is then converted to carbaryl by reaction with methylamine. [5]
1-Naphthol, or α-naphthol, is an organic compound with the formula C 10 H 7 OH. It is a fluorescent white solid. 1-Naphthol differs from its isomer 2-naphthol by the location of the hydroxyl group on the naphthalene ring. The naphthols are naphthalene homologues of phenol. Both isomers are soluble in simple organic solvents. They are ...
Print/export Download as PDF; Printable version; ... Naphthol may refer to: 1-Naphthol; 2-Naphthol This page was last edited on 26 ...
There are also duties on employees to take care of their own exposure to hazardous substances and prohibitions on the import of certain substances into the European Economic Area. The regulations reenacted, with amendments, the Control of Substances Hazardous to Work Regulations 1999 and implement several European Union directives. [2] [3]
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Naphthol yellow S is an organic compound that is a dye. It is a derivative of 1-naphthol . At one time it was a popular food colorant but it was delisted in 1959 in the U.S. [ 3 ]
With NaOH, converts to 5-amino-1-naphthol ("purpurol"). 1-Aminonaphthalene-6-sulfonic acid: 119-79-9: 1,6-Cleve’s acid (named after swedish chemist Per Teodor Cleve) sulfonation of 1-aminonaphthalene: 1-Aminonaphthalene-7-sulfonic acid: 119-28-8: 1,7-Cleve’s acid: by-product in production of 1,6-Cleve’s acid, precursor to C.I. Acid Black ...
2-Methoxynaphthalene, also called β-naphthol methyl ether or yara yara, [2] is a stabilizer found in gunpowder, particularly smokeless gunpowders. It is soluble in alcohol , and insoluble in water and dipropylene glycol .