Description

Alizarin Astrol is a specialized synthetic organic compound belonging to the anthraquinone dye family. This high-purity chemical is valued for its precise chromophoric properties and consistent performance in demanding technical applications. It serves as a critical intermediate and functional colorant for manufacturers in the pharmaceutical, analytical chemistry, and specialty materials sectors. Our supply ensures reliable quality and batch-to-batch consistency for industrial and research use.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Analytical Reagent: Employed as a staining agent or chromogenic substrate in histology, biochemistry, and laboratory testing.
• Specialty Dye Manufacturing: Serves as a key precursor for producing high-value dyes and pigments with specific light-fastness and color properties.
• Research & Development: Utilized in academic and industrial R&D for studying dye chemistry, photophysical properties, and material science applications.
• Quality Control Standards: Acts as a reference standard in analytical laboratories for method validation and calibration.

Basic Information

Product Name	Alizarin Astrol
CAS No.	6408-51-1
Molecular Formula	C14H8O4
Molecular Weight	240.21 g/mol
Synonyms	1,2-Dihydroxyanthraquinone; Alizarin; Mordant Red 11; Turkey Red; CI 58000; Alizarine; 9,10-Anthracenedione, 1,2-dihydroxy-
EINECS	229-061-8

Quality Control

Our Alizarin Astrol is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for industrial and research use. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing transparency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange-red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.