4-PHENYLAZO-1-NAPHTHYLAMINE
4-PHENYLAZO-1-NAPHTHYLAMINE Basic information
- Product Name:
- 4-PHENYLAZO-1-NAPHTHYLAMINE
- Synonyms:
-
- 4-(phenylazo)-1-naphthalenamin
- 4-[(E)-Phenyldiazenyl]-1-naphthalenamine
- 4-Benzeneazo-1-naphthylamine
- 4-Benzene-azo-alpha-naphthylamine
- CI NO 11350
- BENZENEAZO-1-NAPHTHYLAMINE
- AURORA KA-7777
- 4-(phenyldiazenyl)naphthalen-1-amine
- CAS:
- 131-22-6
- MF:
- C16H13N3
- MW:
- 247.29
- EINECS:
- 205-018-4
- Product Categories:
-
- Azo
- Mol File:
- 131-22-6.mol
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4-PHENYLAZO-1-NAPHTHYLAMINE Chemical Properties
- 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)
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4-PHENYLAZO-1-NAPHTHYLAMINE Usage And Synthesis
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-NAPHTHYLAMINESupplier
J & K SCIENTIFIC LTD.
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- 010-82848833 400-666-7788
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TCI (Shanghai) Development Co., Ltd.
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- 021-67121386
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Energy Chemical
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- 021-021-58432009 400-005-6266
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Sinopharm Chemical Reagent Co,Ltd.
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- 86-21-63210123
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Maya High Purity Chemicals
- Tel
- +86 (573) 82222445 (0)18006601000 452520369
- sales@maya-r.com
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4-PHENYLAZO-1-NAPHTHYLAMINE(131-22-6)Related Product Information
- DISPERSE ORANGE 13
- Direct Blue 78
- 4-PHENYLAZO-1-NAPHTHYLAMINE
- LUXOL FAST BLUE ARN
- BLACK PN
- Direct Blue 71
- Solvent Black 3
- DISPERSE BLACK 1
- ACID BLACK 24
- 4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID
- ACID BLUE 113
- ACID BLUE 120
- ACID ORANGE 51
- Direct Black 80
- Sudan Red 7B
- 1-PHENYLAZO-2-NAPHTHYLAMINE
- 4-PHENYLAZO-1-NAPHTHYLAMINE HYDROCHLORIDE
- 1-Naphthylamine hydrochloride