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1,8-Dioxoanthracene-9,10-disulfonic acid

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Identification
Molecular formula
C14H6O7S2
CAS number
128-95-0
IUPAC name
9,10-dioxoanthracene-1,8-disulfonic acid
State
State

At room temperature, 1,8-dioxoanthracene-9,10-disulfonic acid is found in a solid state. It is stable under normal conditions and primarily used in analytical chemistry.

Melting point (Celsius)
350.00
Melting point (Kelvin)
623.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
368.32g/mol
Molar mass
368.3230g/mol
Density
2.0000g/cm3
Appearence

1,8-Dioxoanthracene-9,10-disulfonic acid typically appears as a yellow to orange crystalline powder. It is known for its solid form and vibrant color due to the conjugated system present in its anthracene core.

Comment on solubility

Solubility of 9,10-dioxoanthracene-1,8-disulfonic acid

9,10-dioxoanthracene-1,8-disulfonic acid (often abbreviated as DADS) is a fascinating compound from a solubility perspective. Its solubility characteristics can be influenced by several factors, including the presence of sulfonic acid groups which are known to enhance water solubility.

Key Solubility Features:

  • Water Solubility: The sulfonic acid moieties (-SO3H) typically impart greater solubility in polar solvents like water.
  • Organic Solvents: Solubility in organic solvents tends to be lower, as the compound has a polar structure that prefers aqueous solutions.
  • pH Dependence: The solubility can vary with pH; deprotonation of the sulfonic acids in alkaline conditions increases solubility further.

As stated in solubility principles, "like dissolves like"—the polar nature of DADS means it will most readily dissolve in polar solvents. Therefore, when working with this compound, it is crucial to consider the solvent system employed in experiments or applications to achieve optimal results. Overall, DADS is a water-soluble compound that showcases the interesting interplay between its chemical structure and solubility characteristics.

Interesting facts

Interesting Facts about 9,10-Dioxoanthracene-1,8-disulfonic Acid

9,10-Dioxoanthracene-1,8-disulfonic acid is a fascinating compound that plays a significant role in various scientific and industrial applications, especially in the field of organic chemistry. Here are some intriguing aspects of this compound:

  • Pioneering Structure: As an anthraquinone derivative, 9,10-dioxoanthracene-1,8-disulfonic acid features a unique arrangement of sulfonic acid groups, which enhances its chemical reactivity, making it suitable for various reactions.
  • Color Indicator: This compound is known for its ability to serve as a pH indicator and dye, particularly in biochemical assays where colorimetric analysis is essential.
  • Environmental Impact: Research shows that compounds like 9,10-dioxoanthracene-1,8-disulfonic acid have the potential to be environmentally friendly alternatives to more toxic dyes in textile applications.
  • Fluorescence: It exhibits strong fluorescence properties, which can be harnessed in various applications, including sensors, due to its ability to emit light upon absorbing radiation.
  • Analytical Applications: This compound is often used in analytical chemistry for the detection of metals and other substances, showcasing its importance in environmental monitoring and safety assessments.

In summary, 9,10-dioxoanthracene-1,8-disulfonic acid not only contributes to the advancement of chemical research but also showcases the intersection of chemistry with environmental sustainability and innovative technological applications. As we continue to delve deeper into its properties, the potential for novel uses in scientific and industrial contexts remains vast.

Synonyms
1,8-Disulfoanthraquinone
82-48-4
1,8-Anthracenedisulfonic acid, 9,10-dihydro-9,10-dioxo-
1,8-ANTHRAQUINONEDISULFONIC ACID
NSC 202
EINECS 201-426-1
BRN 2180412
9,10-Dioxoanthracene-1,8-disulphonic acid
3E2P9MP8UU
DTXSID3058876
NSC-202
3-11-00-00635 (Beilstein Handbook Reference)
9,10-Dihydro-9,10-dioxo-1,8-anthracenedisulfonic acid
9,10-dioxoanthracene-1,8-disulfonic acid
UNII-3E2P9MP8UU
1,8-Anthrachinondisulfosaure
CBDivE_016096
NSC202
SCHEMBL2518286
DTXCID1048253
anthraquinone-1,8-disulphonic acid
AKOS000592435
NS00038206
AG-690/11214015
9,10-dioxo-9,10-dihydro-1,8-anthracenedisulfonic acid
9,10-dioxo-9,10-dihydroanthracene-1,8-disulfonic acid
9,10-dioxo-9,10-dihydroanthracene-1,8-disulfonicacid