CAS 83-61-4

1,2-Dihydroxyanthraquinone-3-sulfonic acid

Description:

1,2-Dihydroxyanthraquinone-3-sulfonic acid, with the CAS number 83-61-4, is an organic compound belonging to the anthraquinone family. It features a sulfonic acid group, which enhances its solubility in water compared to other anthraquinones. This compound is characterized by its vibrant color, typically exhibiting a red to purple hue, which is attributed to its conjugated system of double bonds. It is known for its applications in dyeing processes, particularly in textiles, due to its ability to form stable complexes with various substrates. Additionally, 1,2-dihydroxyanthraquinone-3-sulfonic acid has been studied for its potential use in biological systems, including its role as a dye in histological staining and its possible applications in pharmaceuticals. The presence of hydroxyl and sulfonic acid functional groups contributes to its reactivity and interaction with other chemical species, making it a versatile compound in both industrial and research settings. Safety data indicates that, like many chemical substances, it should be handled with care to avoid potential health hazards.

Formula: C₁₄H₈O₇S

InChI: InChI=1S/C14H8O7S/c15-11-6-3-1-2-4-7(6)12(16)10-8(11)5-9(22(19,20)21)13(17)14(10)18/h1-5,17-18H,(H,19,20,21)

InChI key: InChIKey=JKYKXTRKURYNGW-UHFFFAOYSA-N

SMILES: O=C1C=2C(C(=O)C=3C1=CC=CC3)=C(O)C(O)=C(S(=O)(=O)O)C2

Synonyms:

• 2-Anthracenesulfonic acid, 9,10-dihydro-3,4-dihydroxy-9,10-dioxo-
• 2-Anthraquinonesulfonic acid, 3,4-dihydroxy-
• 3-Alizarinsulfonic acid
• 3,4-Dihydroxy-2-anthraquinonesulfonic acid
• 9,10-Dihydro-3,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid

Alizarin Red S (Technical Grade)

Controlled Product

CAS: 83-61-4

Stability Hygroscopic
Applications Alizarin Red S (cas# 130-22-3) is a compound useful in organic synthesis.

Formula: C₁₄H₈O₇S·xNa

Color and Shape: Neat

Molecular weight: 342.26

Ref: TR-A536603