1-[(2,5-dimethoxyphenyl)azo]-2-naphthol
- Product Name
- 1-[(2,5-dimethoxyphenyl)azo]-2-naphthol
- CAS No.
- 6358-53-8
- Chemical Name
- 1-[(2,5-dimethoxyphenyl)azo]-2-naphthol
- Synonyms
- C.I.12156;CITRUSRED;CITRUSRED2;CITRUSREDNO.2;Solvent Red 80.;ditrus red 2-D6;C.I.Solvent Red 80;Blueberry red pigment;C.I.Solvent Red 80:C.I.12156;Citrus Red 2 in Acetonitrile
- CBNumber
- CB4936181
- Molecular Formula
- C18H16N2O3
- Formula Weight
- 308.33
- MOL File
- 6358-53-8.mol
1-[(2,5-dimethoxyphenyl)azo]-2-naphthol Property
- Melting point:
- 155-157°
- Boiling point:
- 448.73°C (rough estimate)
- Density
- 1.2510 (rough estimate)
- refractive index
- 1.5700 (estimate)
- pka
- 13.61±0.50(Predicted)
- Colour Index
- 12156
- BRN
- 4510811
- LogP
- 3.129 (est)
- IARC
- 2B (Vol. 8, Sup 7) 1987
- EPA Substance Registry System
- Citrus Red No. 2 (6358-53-8)
Safety
- Hazard Codes
- Xn
- Risk Statements
- 40
- Safety Statements
- 45
- WGK Germany
- 3
- RTECS
- QL3675000
- Hazardous Substances Data
- 6358-53-8(Hazardous Substances Data)
- Toxicity
- citrus red is a color used for coloring the skin of mature oranges. This compound has been described as being carcinogenic.
N-Bromosuccinimide Price
- Product number
- 89774
- Product name
- Citrus Red 2
- Purity
- analytical standard
- Packaging
- 25mg
- Price
- $166
- Updated
- 2024/03/01
- Product number
- FD152665
- Product name
- 1-[(2,5-Dimethoxyphenyl)azo]-2-naphthol
- Packaging
- 10mg
- Price
- $203
- Updated
- 2021/12/16
- Product number
- FD152665
- Product name
- 1-[(2,5-Dimethoxyphenyl)azo]-2-naphthol
- Packaging
- 25mg
- Price
- $405
- Updated
- 2021/12/16
- Product number
- CHM0313864
- Product name
- 1-[(2,5-DIMETHOXYPHENYL)AZO]-2-NAPHTHOL
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $495.97
- Updated
- 2021/12/16
- Product number
- FD152665
- Product name
- 1-[(2,5-Dimethoxyphenyl)azo]-2-naphthol
- Packaging
- 50mg
- Price
- $704
- Updated
- 2021/12/16
1-[(2,5-dimethoxyphenyl)azo]-2-naphthol Chemical Properties,Usage,Production
Uses
To color orange skins.
Preparation
2,5-Dimethoxyaniline diazotization, and Naphthalen-2-ol coupling.
Definition
ChEBI: Citrus Red No.2 is a member of azobenzenes.
General Description
Orange to yellow solid or dark red powder.
Air & Water Reactions
Azo dyes can be explosive when suspended in air at specific concentrations. Insoluble in water.
Reactivity Profile
1-[(2,5-dimethoxyphenyl)azo]-2-naphthol is an azo compound. Toxic gases are formed by mixing compounds containing azo groups with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. Flammable gases are formed by mixing materials in this group with alkali metals. Explosive combination can occur with strong oxidizing agents, metal salts, peroxides, and sulfides.
Hazard
Possible carcinogen.
Health Hazard
ACUTE/CHRONIC HAZARDS: When heated to decomposition it emits toxic fumes of NOx.
Fire Hazard
Flash point data for 1-[(2,5-dimethoxyphenyl)azo]-2-naphthol are not available. 1-[(2,5-dimethoxyphenyl)azo]-2-naphthol is probably combustible.
Safety Profile
Confirmed carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx
Properties and Applications
orange to red. Melting point of 155 ~ 157 ℃. Slightly soluble in water, slightly soluble in ethanol and rape oil.
1-[(2,5-dimethoxyphenyl)azo]-2-naphthol Preparation Products And Raw materials
Raw materials
Preparation Products
1-[(2,5-dimethoxyphenyl)azo]-2-naphthol Suppliers
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View Lastest Price from 1-[(2,5-dimethoxyphenyl)azo]-2-naphthol manufacturers
- Product
- Citrus Red 2 6358-53-8
- Price
- US $1.00-1.00/KG
- Min. Order
- 1g
- Purity
- 99%
- Supply Ability
- 50tons
- Release date
- 2020-04-22
- Product
- 1-((2,5-Dimethoxyphenyl)diazenyl)naphthalen-2-ol 6358-53-8
- Price
- US $15.00-10.00/KG
- Min. Order
- 1KG
- Purity
- 99%+ HPLC
- Supply Ability
- Monthly supply of 1 ton
- Release date
- 2021-06-26