Skip to main content

Disperse Orange 3

ADVERTISEMENT
Identification
Molecular formula
C17H15N3
CAS number
730-40-5
IUPAC name
1-(o-tolylazo)naphthalen-2-amine
State
State

At room temperature, Disperse Orange 3 is typically in a solid state as an orange-red crystalline powder.

Melting point (Celsius)
156.00
Melting point (Kelvin)
429.00
Boiling point (Celsius)
465.00
Boiling point (Kelvin)
738.00
General information
Molecular weight
261.33g/mol
Molar mass
0.0000g/mol
Density
1.2260g/cm3
Appearence

Disperse Orange 3 is an orange-red crystalline powder. It is known for its vivid coloration and is commonly used as a dye.

Comment on solubility

Solubility of 1-(o-tolylazo)naphthalen-2-amine

1-(o-tolylazo)naphthalen-2-amine is known for its unique chemical structure, which influences its solubility characteristics. Here are some factors that affect its solubility:

  • Solvent Polarity: This compound is more likely to dissolve in polar solvents due to the presence of polar functional groups. While specific data may vary, solvents like ethanol and dimethyl sulfoxide (DMSO) might enhance solubility.
  • pH Influence: The solubility of this compound can also be affected by the pH of the solution. In acidic or basic conditions, the ionization of the amine can facilitate better solubility.
  • Temperature Effects: Generally, increasing temperature can improve the solubility of organic compounds. However, experimental conditions must be considered for precise data.

In summary, while 1-(o-tolylazo)naphthalen-2-amine may show variable solubility depending on the solvent system used, it tends to be more soluble in polar environments. Understanding these aspects can be crucial when utilizing this compound in various applications.

Interesting facts

Interesting Facts About 1-(o-tolylazo)naphthalen-2-amine

1-(o-tolylazo)naphthalen-2-amine is a unique and fascinating compound that belongs to the class of azo compounds, which are characterized by the presence of a nitrogen-nitrogen (N=N) double bond. This compound has several intriguing attributes:

  • Azo Compounds: Azo compounds are known for their vibrant colors, which makes them popular in dye and pigment applications. The incorporation of aromatic rings, such as naphthalene and o-tolyl, enhances these color properties.
  • Chemical Reactivity: The N=N bond in azo compounds is relatively reactive. It can undergo reductions, leading to the formation of amines or phenolic compounds. This makes 1-(o-tolylazo)naphthalen-2-amine an interesting subject for synthetic organic chemistry studies.
  • Applications: The compound has potential applications in various fields including:
    • Dyes and Pigments: Due to its intense coloration, it can be utilized in textile and food dyeing processes.
    • Biological Studies: Azo compounds have been examined for their potential uses in biological applications, including as markers in biochemical assays.
  • Safety Considerations: As with many azo compounds, there are safety considerations to be aware of, particularly regarding potential mutagenicity. Proper handling and safety protocols should always be followed in laboratory settings.

In conclusion, 1-(o-tolylazo)naphthalen-2-amine represents a fascinating intersection of chemistry and application, making it a compound of interest to both chemists and industrial practitioners alike. Its unique properties and reactivity pave the way for further exploration and discovery in various domains of science.

Synonyms
Yellow OB
131-79-3
Jaune OB
Cerisol Yellow TB
Dolkwal Yellow OB
FD&C Yellow No. 4
C.I. Solvent Yellow 6
C.I. Food Yellow 11
Zlut maselna OB
FD & C Yellow 4
A.F. Yellow No. 3
1-(o-Tolylazo)-2-naphthylamine
FD and C Yellow No. 4
FD & C Yellow No. 4
Ext D and C Yellow No. 10
Zlut maselna OB [Czech]
o-Toluene-1-azo-2-naphthylamine
2-Naphthylamine, 1-(o-tolylazo)-
Zlut rozpoustedlova 6
(E)-1-(o-Tolyldiazenyl)naphthalen-2-amine
Zlut rozpoustedlova 6 [Czech]
1-(2-Methylphenyl)azo-2-naphthalenamine
C.I. 11390
EINECS 205-039-9
QE535CBH7S
NSC 11234
1-(2-Methylphenyl)azo-2-naphthylamine
BRN 0658385
AI3-30762
HSDB 8010
2-Naphthalenamine, 1-((2-methylphenyl)azo)-
1-[(2-methylphenyl)diazenyl]naphthalen-2-amine
NSC-11234
YELLOW OB [MI]
YELLOW OB [IARC]
CHEBI:82555
2-Naphthalenamine, 1-[(2-methylphenyl)azo]-
4-16-00-00552 (Beilstein Handbook Reference)
FD&C YELLOW NO. 4 (DELISTED)
YELLOW OB (IARC)
1-[2-(2-Methylphenyl)diazenyl]-2-naphthalenamine
1-[(1E)-2-(2-methylphenyl)diazen-1-yl]naphthalen-2-amine
1-((2-methylphenyl)azo)-2-naphthylamine
1-[(2-Methylphenyl)azo]-2-naphthylamine
1-(2-(2-Methylphenyl)diazenyl)-2-naphthalenamine
UNII-QE535CBH7S
A.F. Yellow No.3
1-((2-Methylphenyl)azo)naphthalen-2-amine
1-[(2-Methylphenyl)azo]-2-naphthalenamine
CHEMBL82939
1-o-Tolyl-azo-2-naphthylamin
SCHEMBL1418053
DTXSID3074498
BWLVSYUUKOQICP-UHFFFAOYSA-N
1-(o-tolylazo)naphthalen-2-amine
AAA13179
NSC11234
WLN: L66J BNUNR B & CZ
AKOS022180669
AKOS040751775
2-Naphthalenamine, 1-(2-methylphenyl)azo-
DB-042060
NS00020739
C19553
Q26840942
Q27156066