1-Naphthylamine

CAS: 134-32-7
Molecular Formula: C10H9N
Molecular Weight: 143.1852
Product description:White needle crystal. Has a bad smell. Slightly soluble in water, soluble in ethanol, ethyl ether.1. The goods is ice direct dyes, acid dyes, dye and disperse dye and other dye intermediates, also is the main raw material, a variety of rubber stabilizer produced by 1 - naphthylamine 1 - naphthol is one of the important intermediate of carbaryl pesticide. 1 - naphthylamine can be absorbed through the skin, generate methemoglobin, poisoning cause for fluid, cause urinary system diseases; Chronic poisoning can lead to bladder cancer. The biggest dissolved air xu concentration is 0.001 mg/L. 2. Used as a thin layer chromatography detection reagent of nitro compounds. As ultraviolet derivative reagent for aldehyde ketones. Also used as a ph fluorescent indicator, ph 3.4 (no fluorescence) ~ 4.8 (blue). 3. The dye intermediates. Used for the preparation of direct dyes, acid dyes, such AS ice dye and disperse dye, such AS direct fast blue B2RL, direct fast ash 3 b, color phenol AS BO, the color of phenol AS KN red 5 bl, weak acid, weak acid sauce deep blue GR 5 r, weak acid, weak acid, deep blue black BR dye, etc. 4. Used for dye intermediates, and used in the pharmaceutical industry.