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Alizarin Yellow R

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Identification
Molecular formula
C14H9NO4
CAS number
81-48-1
IUPAC name
1-amino-2,4-dihydroxy-anthracene-9,10-dione
State
State

At room temperature, Alizarin Yellow R is typically found in a solid state. It maintains a stable form under standard conditions of temperature and pressure.

Melting point (Celsius)
290.00
Melting point (Kelvin)
563.15
Boiling point (Celsius)
172.80
Boiling point (Kelvin)
445.90
General information
Molecular weight
240.22g/mol
Molar mass
240.2160g/mol
Density
1.6280g/cm3
Appearence

Alizarin Yellow R appears as orange-yellow crystalline powder. A significant trait of the compound is its vibrant color, which is utilized in various applications such as dyes and pigments. Its crystalline characteristic lends it a distinct solid form with an earthy texture.

Comment on solubility

Solubility of 1-amino-2,4-dihydroxy-anthracene-9,10-dione

1-amino-2,4-dihydroxy-anthracene-9,10-dione, also known as a derivative of anthraquinone, exhibits interesting solubility properties. The solubility of this compound can be influenced by several factors:

  • Polarity of Solvent: Due to the presence of hydroxyl groups, this compound is soluble in polar solvents such as water and alcohols.
  • Hydrophobic Regions: The anthracene core contributes to hydrophobic interactions, which can impact solubility in non-polar or less polar solvents.
  • pH Dependence: The solubility may vary with changes in pH, as the amino group can be protonated or deprotonated, affecting the overall solubility.

In general, you may find that:

  1. Soluble in: water, ethanol, methanol.
  2. Insoluble in: non-polar organic solvents such as hexane or chloroform.

Overall, 1-amino-2,4-dihydroxy-anthracene-9,10-dione demonstrates a balance of polarity that allows it to dissolve effectively in suitable solvents while remaining largely insoluble in non-polar media. This property can be crucial in applications such as dye formation and organic synthesis.

Interesting facts

Interesting Facts about 1-amino-2,4-dihydroxy-anthracene-9,10-dione

1-amino-2,4-dihydroxy-anthracene-9,10-dione, often referred to in the field of organic chemistry for its unique structure and applications, deserves a detailed examination for both its scientific significance and practical uses.

Chemical Structure and Properties

This compound is characterized by its distinctive anthraquinone backbone, where functional groups such as amino and hydroxyl are positioned strategically, leading to intriguing chemical properties. This specific arrangement allows for:

  • Enhanced Reactivity: The amino group makes 1-amino-2,4-dihydroxy-anthracene-9,10-dione a **nucleophile**, allowing it to engage in various chemical reactions.
  • Dye Properties: Due to its chromophoric structure, it's often explored in the production of **dyes** and **pigments**, providing vivid colors in applications such as textiles and art.

Applications in Research

This compound has gained attention in various scientific fields:

  • Photochemical Studies: Its ability to absorb and emit light makes it valuable in **photo-chemical analyses** and the study of **light-activated reactions**.
  • Biochemical Applications: Research suggests possible uses in **biomolecular sensors** and as a potential therapeutic agent in medicinal chemistry.
  • Organic Electronics: Its electrical properties open avenues for research in **organic semiconductors and photovoltaic materials**.

Interesting Reaction Pathways

This compound can participate in a range of reactions:

  • Redox Reactions: Its capacity to be oxidized or reduced increases its utility in various **electrochemical applications**.
  • Substitution Reactions: The presence of hydroxyl and amino groups allows for multiple **substitution pathways**, creating derivatives that can be tailored for specific applications.

As the field of **organic chemistry** continues to evolve, compounds like 1-amino-2,4-dihydroxy-anthracene-9,10-dione highlight the intricate relationships between molecular structure and functionality, emphasizing why it remains a subject of extensive study and applications across chemistry and materials science.

Synonyms
1-Amino-2,4-dihydroxyanthraquinone
81-51-6
4-Aminoxanthopurpurin
1-amino-2,4-dihydroxyanthracene-9,10-dione
Xanthopurpurin, 4-amino-
1a-2,4doa
ANTHRAQUINONE, 1-AMINO-2,4-DIHYDROXY-
1A-2,4DOA [Russian]
9,10-Anthracenedione, 1-amino-2,4-dihydroxy-
4-Amino-1,3-dihydroxyanthraquinone
1-Amino-2,4-dioxyanthraquinone
CM7E3BR2XN
EINECS 201-356-1
NSC 81259
BRN 3061776
1-Amino-2,4-dioxyanthraquinone [Russian]
UNII-CM7E3BR2XN
NSC-81259
DTXSID00230840
3-14-00-00681 (Beilstein Handbook Reference)
1-AMINO-2,4-DIHYDROXY-9,10-ANTHRACENEDIONE
NSC81259
9, 1-amino-2,4-dihydroxy-
SCHEMBL10086456
DTXCID30153331
QUXBARPXUAPKDG-UHFFFAOYSA-N
WLN: L C666 BV IVJ DZ EQ GQ
1-amino-2,4-dihydroxyanthra-9,10-quinone
NS00038130
201-356-1