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Acid Orange 7

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Identification
Molecular formula
C16H11N2NaO4S
CAS number
633-96-5
IUPAC name
3-[[3-(dioxidoamino)-6-oxo-5-sulfo-cyclohexa-2,4-dien-1-ylidene]hydrazono]-4-oxo-7-(sulfomethylamino)naphthalene-2-sulfonic acid
State
State

In its normal state at room temperature, Acid Orange 7 is typically a solid. It is designed for durability and consistent coloring in various mediums such as textiles.

Melting point (Celsius)
200.00
Melting point (Kelvin)
473.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
350.32g/mol
Molar mass
350.3220g/mol
Density
1.7500g/cm3
Appearence

Acid Orange 7, also known as Orange II, is an orange to reddish-orange solid. It typically appears as a crystalline powder and is often used as a dye in various applications, giving textiles and other materials a bright orange hue. As a synthetic dye, it is soluble in water and frequently utilized in laboratories and industry.

Comment on solubility

Solubility Insights

The solubility of 3-[[3-(dioxidoamino)-6-oxo-5-sulfo-cyclohexa-2,4-dien-1-ylidene]hydrazono]-4-oxo-7-(sulfomethylamino)naphthalene-2-sulfonic acid (referred to as the compound hereafter) can be quite intricate, given its complex structure. This compound features both sulfonic acid and amino groups, which are known to significantly influence solubility in various solvents.

Factors Affecting Solubility

Several key factors contribute to the solubility of this compound:

  • Polarity: The presence of multiple sulfonic acid and amino groups increases polarity, likely enhancing solubility in polar solvents like water.
  • Hydrogen Bonding: The amino groups can form hydrogen bonds with water molecules, promoting solubility.
  • pH Dependency: The solubility may vary with pH due to the ionization of the sulfonic acid group, thus influencing the compound's charge and solubility profile.

Solubility Characteristics

The solubility characteristics of this compound can be summarized as:

  • Highly soluble in aqueous environments: Due to the presence of ionic functional groups.
  • Limited solubility in non-polar solvents: Compounds with extensive polar functional groups typically do not dissolve well in organic solvents like hexane or dichloromethane.

In conclusion, understanding the solubility of the compound is crucial for its application in various scientific fields. As emphasized, while it might excel in polar solvents due to its inherent properties, the complexity of its structure warrants further research to delineate its behavior under different chemical environments.

Interesting facts

Interesting Facts about 3-[[3-(Dioxidoamino)-6-oxo-5-sulfo-cyclohexa-2,4-dien-1-ylidene]hydrazono]-4-oxo-7-(sulfomethylamino)naphthalene-2-sulfonic acid

This compound is a fascinating example of the complexity and diversity found within organic chemistry. Here are some engaging points to consider:

  • Structure and Function: The intricate structure of this compound highlights its potential applications in various fields, particularly in the development of dyes and pharmaceuticals. The presence of sulfonic acid groups enhances its solubility in water, making it versatile in biological applications.
  • Biological Relevance: Compounds with similar structural motifs often exhibit significant biological activity. Research may explore its potential antimicrobial properties, making it a candidate for drug development or as a therapeutic agent.
  • Applicability in Dye Chemistry: The naphthalene moiety within its structure is well-known for its vibrant color properties, which could lead to applications in the dye industry, particularly for textiles.
  • Innovation via Derivatives: This compound provides a foundation for synthesizing derivatives, which can lead to variations with enhanced properties or functions, as researchers can modify specific functional groups to achieve desired effects.
  • Environmental Chemistry: Understanding the behavior of such compounds in environmental contexts—such as their degradation and effect on ecosystems—can yield important insights into sustainability and chemical management practices.

In summary, the exploration of 3-[[3-(dioxidoamino)-6-oxo-5-sulfo-cyclohexa-2,4-dien-1-ylidene]hydrazono]-4-oxo-7-(sulfomethylamino)naphthalene-2-sulfonic acid opens promising avenues for research and industrial applications, illustrating the importance of comprehensive chemical study.