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Alizarin

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Identification
Molecular formula
C14H8O4
CAS number
72-48-0
IUPAC name
1,2,3-trihydroxyanthracene-9,10-dione
State
State

At room temperature, alizarin is typically a solid.

Melting point (Celsius)
290.00
Melting point (Kelvin)
563.15
Boiling point (Celsius)
472.00
Boiling point (Kelvin)
745.15
General information
Molecular weight
240.21g/mol
Molar mass
240.2090g/mol
Density
1.5040g/cm3
Appearence

Alizarin appears as an orange-red powder. It is known for its strong color and has been used historically as a dye.

Comment on solubility

Solubility of 1,2,3-trihydroxyanthracene-9,10-dione

The compound 1,2,3-trihydroxyanthracene-9,10-dione is of great interest when it comes to its solubility properties. The solubility of this organic compound can be influenced by various factors, including its molecular structure and the presence of functional groups. Here are some key points to consider:

  • Solvent Dependence: 1,2,3-trihydroxyanthracene-9,10-dione is typically more soluble in polar organic solvents. Examples include:
    • Dimethyl sulfoxide (DMSO)
    • Acetic acid
    • Ethanol
  • Limited Aqueous Solubility: Its solubility in water is quite limited due to the hydrophobic nature of the anthracene core.
  • Hydroxyl Groups Influence: The presence of hydroxyl (-OH) groups enhances its ability to form hydrogen bonds, aiding solubility in polar environments.

In conclusion, while 1,2,3-trihydroxyanthracene-9,10-dione exhibits some solubility in specific solvents, its overall solubility profile is significantly dependent on the choice of solvent, primarily favoring polar organics. This compound serves as a prime example of how subtle structural features can impact solubility dynamics in various chemical contexts.

Interesting facts

Interesting Facts about 1,2,3-Trihydroxyanthracene-9,10-dione

1,2,3-Trihydroxyanthracene-9,10-dione, often recognized for its unique structure and properties, is a fascinating compound within the realm of organic chemistry. This compound belongs to the anthraquinone family and features a rich tapestry of hydroxyl groups that significantly influence its reactivity and interactions. Here are some captivating insights:

  • Natural Occurrence: This compound is not merely a laboratory curiosity; it can be found in some natural sources, which adds to its ecological relevance.
  • Dye Applications: Historically, compounds similar to 1,2,3-trihydroxyanthracene-9,10-dione have been utilized as dyes, showcasing how closely tied chemistry is to art and design.
  • Redox Properties: The presence of hydroxyl groups endows this compound with interesting redox properties, making it an excellent candidate for studies regarding electron transfer reactions.
  • Fluorescence: Due to its aromatic nature, the compounds in this class can exhibit fluorescence, which is a key property leveraged in photonic applications.
  • Biomedical Research: Recent research is exploring the potential of similar compounds as therapeutic agents, particularly in cancer treatment, due to their selective uptake in malignant cells.

By studying 1,2,3-trihydroxyanthracene-9,10-dione and its derivatives, scientists are not only enhancing their understanding of organic reactions but also paving the way for innovations in pharmacology and environmental science. As one researcher aptly noted, *"Chemistry is the study of transformation, and this compound exemplifies the beauty of such transformations both in nature and application."*

Synonyms
Anthragallol
602-64-2
Anthracene brown
Anthragallic acid
1,2,3-Trihydroxyanthraquinone
Antragallol
1,2,3-trihydroxyanthracene-9,10-dione
Alizarine Brown HD
Alizarine Brown R
Anthracene Brown G
Anthracene Brown N
Anthracene Brown S
Antracromo Brown D
Anthracene Brown FD
Anthracene Brown FF
Anthracene Brown WH
Anthracene Brown WL
C.I. Mordant Brown 42
Chrome Fast Brown FC
Mitsui Anthracene Brown
Anthracene Printing Brown
1,2,3-Trihydroxy-9,10-anthracenedione
9,10-Anthracenedione, 1,2,3-trihydroxy-
C.I. 58200
CCRIS 5595
ANTHRAQUINONE, 1,2,3-TRIHYDROXY-
EINECS 210-022-4
NSC 31754
BRN 2058042
CHEBI:2755
AI3-00802
ANTHRAGALLOL [MI]
NSC-31754
1,2,3-trihydroxy-9,10-anthraquinone
845J3299E1
DTXSID80208946
4-08-00-03567 (Beilstein Handbook Reference)
1,2,3Trihydroxyanthraquinone
Anthraquinone, 1,2,3trihydroxy
DTXCID30131437
1,2,3Trihydroxy9,10anthracenedione
9,10Anthracenedione, 1,2,3trihydroxy
9,10Anthracenedione, 1,2,3trihydroxy (9CI)
9,10-Anthracenedione, 1,2,3-trihydroxy-(9CI)
210-022-4
NSC31754
CHEMBL192032
ANTHRACENE BROWN, WATER SOLUBLE
ACID BROWN
Alizarin Brown R
UNII-845J3299E1
1,3-Trihydroxyanthraquinone
9, 1,2,3-trihydroxy-
SCHEMBL555230
Anthraquinone,2,3-trihydroxy-
1,2,3-Trihydroxy-Anthraquinone
BDBM50400184
1,3-Trihydroxy-9,10-anthracenedione
AKOS022507284
1,3,10-trihydroxy-2,9-anthraquinone
1,9,10-trihydroxy-2,3-anthraquinone
2,3,9-trihydroxy-1,10-anthraquinone
3,4,10-trihydroxy-2,9-anthraquinone
3,9,10-trihydroxy-1,2-anthraquinone
FA17944
1,2,3-Trihydroxyanthra-9,10-quinone
DA-61080
HY-119840
CS-0078110
NS00021241
G67840
Q5413057
1,2,3-trihydroxy-9,10-dihydroanthracene-9,10-dione
1,2,3-Trihydroxy-9,10-anthracenedione;1,2,3-Trihydroxy-9,10-anthraquinone;1,2,3-Trihydroxyanthraquinone