4-PHENYLAZO-1-NAPHTHYLAMINE
- Product Name
- 4-PHENYLAZO-1-NAPHTHYLAMINE
- CAS No.
- 131-22-6
- Chemical Name
- 4-PHENYLAZO-1-NAPHTHYLAMINE
- Synonyms
- BNA;Nsc 13974;CI NO 11350;NAPHTHYL RED;AURORA KA-7777;A-NAPHTHYL RED;nubianyellowtb;SOLVENT YELLOW 4;Nubian Yellow TB;ALPHA-NAPHTHYL RED
- CBNumber
- CB9329478
- Molecular Formula
- C16H13N3
- Formula Weight
- 247.29
- MOL File
- 131-22-6.mol
4-PHENYLAZO-1-NAPHTHYLAMINE Property
- 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
- Colour Index
- 11350
- pka
- 2.70(at 25℃)
- form
- crystals
- 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)
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
N-Bromosuccinimide Price
- Product number
- P0584
- Product name
- 4-Phenylazo-1-naphthylamine
- Packaging
- 5G
- Price
- $71
- Updated
- 2024/03/01
- Product number
- P0584
- Product name
- 4-Phenylazo-1-naphthylamine
- Purity
- >95.0%(T)
- Packaging
- 25g
- Price
- $221
- Updated
- 2024/03/01
- Product number
- P319668
- Product name
- 4-(Phenylazo)-1-naphthalenamineHydrochloride
- Packaging
- 500mg
- Price
- $60
- Updated
- 2021/12/16
- Product number
- 38522
- Product name
- 4-Phenylazo-1-naphthylamine,≥95%(Assaybytitration),CI11350
- Purity
- ≥95%(Assaybytitration)
- Packaging
- 25G
- Price
- $238.78
- Updated
- 2021/12/16
- Product number
- 6324AF
- Product name
- 4-Phenylazo-1-naphthylamine
- Packaging
- 25g
- Price
- $329
- Updated
- 2021/12/16
4-PHENYLAZO-1-NAPHTHYLAMINE Chemical Properties,Usage,Production
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 |
4-PHENYLAZO-1-NAPHTHYLAMINE Preparation Products And Raw materials
Raw materials
Preparation Products
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