Description

Rubroskyrin is a specialized organic compound identified by CAS NO 21884-47-9, belonging to the class of anthraquinone derivatives. This compound is valued for its role as a key intermediate and reference standard in advanced chemical synthesis and analytical research. It is primarily sought by professionals in the pharmaceutical, agrochemical, and fine chemical sectors for developing novel active ingredients and conducting quality control analyses.

Application

• Pharmaceutical Research & Development: Serves as a critical building block or reference standard in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Analytical Chemistry: Used as a high-purity certified reference material (CRM) for method development, calibration, and quality assurance in HPLC, LC-MS, and other analytical techniques.
• Biochemical Studies: Employed in life science research to study biological pathways, enzyme interactions, or as a precursor for fluorescent probes and markers.
• Agrochemical Innovation: Acts as an intermediate in the research and development of new herbicides, pesticides, or plant growth regulators.
• Fine Chemical Synthesis: Utilized as a specialized intermediate for constructing complex organic molecules in custom synthesis and contract manufacturing.
• Material Science: Investigated for potential applications in developing organic dyes, pigments, or functional materials due to its anthraquinone core structure.

Basic Information

Product Name	Rubroskyrin
CAS No.	21884-47-9
Molecular Formula	C30H26O10
Molecular Weight	546.52 g/mol
Synonyms	Rubroskyrin; 1,3,6,8-Tetrahydroxy-2-(1-hydroxy-3-oxobutyl)anthraquinone; 1,3,6,8-Tetrahydroxy-2-(3-oxobutanoyl)anthracene-9,10-dione; NSC 122044; SK-22919C; Antibiotic SK-22919C
EINECS	Contact for details

Quality Control

Our Rubroskyrin is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods and purity assessment by chromatographic techniques. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep the container sealed to protect the light-sensitive material from degradation.

Specification

Item	Specification
Appearance	Orange to red powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.5 %

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