N-(2-Hydroxynaphthoyl)-2,4-dimethoxy-5-chloroanilide
- CAS NO.：92-72-8
- Empirical Formula: C19H16ClNO4
- Molecular Weight: 357.79
- MDL number: MFCD00021635
- EINECS: 202-182-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-04 15:25:04
What is N-(2-Hydroxynaphthoyl)-2,4-dimethoxy-5-chloroanilide?
Preparation
5-Chloro-2,4-dimethoxybenzenamine?and 3-Hydroxy-2-naphthoic acid condensation.
Properties and Applications
gray or green powder, melting point for 193 ~ 194 ℃. Insoluble in water solution and sodium carbonate, soluble in pyridine, ethanol and benzene, easily soluble in acetone. In the yellow liquid for sulfuric acid, and display the green fluorescent; Sodium hydroxide solution for yellow in the liquid. Stability of air. Mainly used for cotton fabrics, PVA, viscose, silk and vinegar fiber dyeing and printing of cotton fabric. Can be used for the manufacture of pigment fast. This product to cotton affinity medium, coupled ability medium. This product bright color, good fastness.
Properties of N-(2-Hydroxynaphthoyl)-2,4-dimethoxy-5-chloroanilide
| Melting point: | 200 °C |
| Boiling point: | 480.3±45.0 °C(Predicted) |
| Density | 1.371±0.06 g/cm3(Predicted) |
| solubility | soluble in Dimethylformamide |
| form | powder to crystal |
| Colour Index | 37550 |
| pka | 8.65±0.40(Predicted) |
| color | White to Amber |
| CAS DataBase Reference | 92-72-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Naphthalenecarboxamide, n-(5-chloro-2,4-dimethoxyphenyl)-3-hydroxy-(92-72-8) |
| EPA Substance Registry System | 2-Naphthalenecarboxamide, N-(5-chloro-2,4-dimethoxyphenyl)-3-hydroxy- (92-72-8) |
Safety information for N-(2-Hydroxynaphthoyl)-2,4-dimethoxy-5-chloroanilide
| Signal word | Danger |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H372:Specific target organ toxicity, repeated exposure H400:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for N-(2-Hydroxynaphthoyl)-2,4-dimethoxy-5-chloroanilide
N-(2-Hydroxynaphthoyl)-2,4-dimethoxy-5-chloroanilide manufacturer
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