4-PHENYLAZO-1-NAPHTHYLAMINE
- CAS NO.:131-22-6
- Empirical Formula: C16H13N3
- Molecular Weight: 247.29
- MDL number: MFCD00034969
- EINECS: 205-018-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:15:30
What is 4-PHENYLAZO-1-NAPHTHYLAMINE?
Preparation
aniline diazotization, and Naphthalen-1-amine coupling.
Safety Profile
Mutation data reported. When heated to decomposition it emits toxic vapors of NOx.
Purification Methods
Crystallise the dye from cyclohexane or aqueous EtOH. [Brode et al. J Am Chem Soc 74 4641 1952, Beilstein 16 H 361, 16 III 406, 16 IV 546.]
Properties and Applications
brilliant red light yellow to brilliant yellow orange (mineral oil). Red acicular crystal, melting point 123 ℃. Soluble in alcohol and benzene. In concentrated sulfuric acid for magenta; After dilution for red light brown, precipitation, At 2% hot hydrochloric acid solution for magenta solution, there are residues. Dye alcohol solution to join concentrated sodium hydroxide solution for yellow brown. Used for oil, paraffin wax, paint color.
Standard | Light Fastness | Heat-resistant(℃) | Water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | Well | 109 | 75 | Insoluble | No change | Poor |
Properties of 4-PHENYLAZO-1-NAPHTHYLAMINE
Melting point: | 124°C |
Boiling point: | 380.33°C (rough estimate) |
Density | 1.1633 (rough estimate) |
refractive index | 1.6470 (estimate) |
solubility | Solubility Virtually insoluble in water; slightly soluble in ethanol; soluble in acetone, benzene,ethyl acetate, toluene, xylene |
form | crystals |
Colour Index | 11350 |
pka | 2.70(at 25℃) |
color | Dark red |
PH Range | Red (3.7) to yellow (5.0) |
λmax | 439nm |
Major Application | Display device, semiconductor, sensors, photosensitive materials, recording materials, fooding materials, imaging materials, inks, engraving coatings, lubricants, hair dyes, food storage, dental materials |
CAS DataBase Reference | 131-22-6(CAS DataBase Reference) |
EPA Substance Registry System | 1-Naphthalenamine, 4-(phenylazo)- (131-22-6) |
Safety information for 4-PHENYLAZO-1-NAPHTHYLAMINE
Signal word | Warning |
Pictogram(s) |
Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for 4-PHENYLAZO-1-NAPHTHYLAMINE
4-PHENYLAZO-1-NAPHTHYLAMINE manufacturer
New Products
Tert-butyl bis(2-chloroethyl)carbamate 4-Methylphenylacetic acid N-Boc-D-alaninol N-BOC-D/L-ALANINOL N-octanoyl benzotriazole 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin- 2(1H)-one Furan-2,5-Dicarboxylic Acid DIETHYL AMINOMALONATE HYDROCHLORIDE 1,1’-CARBONYLDIIMIDAZOLE R-2-BENZYLOXY PROPIONIC ACID 1,1’-CARBONYLDI (1,2-4 TRIAZOLE) N-METHYL INDAZOLE-3-CARBOXYLIC ACID (2-Hydroxyphenyl)acetonitrile 4-Bromopyrazole 5-BROMO-2CYANO PYRIDINE 5,6-Dimethoxyindanone 5-broMo-2-chloro-N-cyclopentylpyriMidin-4-aMine 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 1-(4-(aminomethyl)benzyl)urea hydrochloride 2-aminopropyl benzoate hydrochloride diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate tert-butyl 4- (ureidomethyl)benzylcarbamate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetateRelated products of tetrahydrofuran
BLACK PN
SIRIUS SUPRA BLUE
DIRECT BLUE 120
ACID BLUE 89
LUXOL FAST BLUE ARN
5-[(4-anilino-5-sulphonaphthyl)azo]-4-hydroxynaphthalene-2,7-disulphonic acid
4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID
ACID BLACK 24
You may like
-
4-Phenylazo-1-naphthylamine CAS 131-22-6View Details
131-22-6 -
1975-50-4 98%View Details
1975-50-4 -
2-HYDROXY BENZYL ALCOHOL 98%View Details
90-01-7 -
2-Chloro-1,3-Bis(Dimethylamino)Trimethinium Hexafluorophosphate 221615-75-4 98%View Details
221615-75-4 -
61397-56-6 CIS BROMO BENZOATE 98%View Details
61397-56-6 -
14714-50-2 (2-Hydroxyphenyl)acetonitrile 98+View Details
14714-50-2 -
118753-70-1 98+View Details
118753-70-1 -
733039-20-8 5-broMo-2-chloro-N-cyclopentylpyriMidin-4-aMine 98+View Details
733039-20-8
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.