Pyrogallol Red TCI P0572

Chemical Identity

CAS No.: 32638-88-3
Formula: C19H12O8S
Molecular weight: 400.4 g/mol

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: 2-(3,4,5-trihydroxy-6-oxoxanthen-9-yl)benzenesulfonic acid
SMILES: C1=CC=C(C(=C1)C2=C3C=CC(=O)C(=C3OC4=C2C=CC(=C4O)O)O)S(=O)(=O)O
InChIKey: JTZKNOUMMWIARI-UHFFFAOYSA-N
PubChem: CID 360404

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Pyrogallol Red is a chemical compound widely used in analytical and photchemical applications within laboratory settings. It serves as a valuable reagent in various chemical reactions, particularly those involving color indicators or complex compounds that require high sensitivity to environmental changes. Its ability to undergo distinct color changes in response to specific ions or compounds makes it a versatile tool for both qualitative and quantitative analysis. This compound is commonly employed in research and testing scenarios where visual and chemical responses are critical for accurate results.

The properties that make Pyrogallol Red a preferred choice include its pronounced color change characteristics and stability under certain conditions. It exhibits a strong response to metal ions and pH variations, enabling precise detection and measurement in laboratory experiments. Its reliability and consistent performance make it an essential component in analytical procedures. Additionally, its chemical stability ensures that it maintains its properties over time, reducing the risk of false readings or unreliable results.

In Indonesian laboratories, Pyrogallol Red is frequently used in scientific research, especially in analytical chemistry, photchemistry, and material studies. It is a key reagent in experiments involving color indicators, ion detection, and environmental monitoring. Its application is widespread across academic and industrial research settings, supporting a variety of analytical and experimental needs.

Analytical Chemistry: Pyrogallol Red is used for detecting metal ions and pH changes due to its distinct color response.
Photchemical Research: It is employed in studies involving light-sensitive compounds and optical material analysis.
Environmental Monitoring: Its ability to change color in response to environmental factors makes it suitable for monitoring water and soil samples.
Colorimetric Analysis: It serves as a reliable indicator in colorimetric assays for detecting specific chemical species.
Material Science Studies: It is used in research on optical materials and xanthene dyes for their photophysical properties.

Brand	TCI
CAS number	32638-88-3
Molecular formula	—
Purity	—
Category	Materials Science > Photonic Materials and Optical Materials > Xanthene Dyes
Pack sizes	Available in various quantities as per standard laboratory supply formats
Physical form	Solid powder
Storage	Store in a cool, dry place away from direct light and moisture

Pyrogallol Red should be stored in a cool, dry place, away from direct sunlight and moisture to maintain its stability and effectiveness. It is recommended to use airtight containers to prevent exposure to air and humidity, which may affect its chemical properties. Proper labeling of storage containers is essential to ensure safe handling and prevent accidental contamination. Laboratory personnel should always wear appropriate personal protective equipment when handling this compound to minimize exposure risks. Regular inspection of storage conditions is advised to ensure the compound remains in optimal condition for use in analytical and research applications.

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