Description

Quinoxaline-3,4-Dihydro-6,7-Dimethyl-3-Keto-4-D-Ribityl-2-Carboxamide is a high-purity, advanced pharmaceutical intermediate and biochemical building block. This compound is of significant interest for its role as a precursor in the synthesis of riboflavin (Vitamin B2) analogs and other biologically active heterocyclic systems. It is primarily sought by research institutions and manufacturers in the pharmaceutical, nutraceutical, and fine chemical industries for developing novel therapeutic agents and high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: Critical precursor in the synthesis of riboflavin (Vitamin B2) and its derivatives.
• Biochemical Research: Used as a key building block for studying flavin-dependent enzymes and metabolic pathways.
• Nutraceutical Synthesis: Employed in the production of specialized vitamin formulations and dietary supplements.
• Fine Chemical Manufacturing: Serves as a starting material for synthesizing complex heterocyclic compounds with potential biological activity.
• Academic & R&D: Utilized in organic chemistry and medicinal chemistry research for developing new molecular entities.
• Reference Standard: Can be supplied as a high-purity standard for analytical method development and quality control in related manufacturing processes.

Basic Information

Product Name	Quinoxaline-3,4-Dihydro-6,7-Dimethyl-3-Keto-4-D-Ribityl-2-Carboxamide
CAS No.	13698-42-5
Molecular Formula	C₁₇H₂₃N₃O₇
Molecular Weight	381.38 g/mol
Synonyms	6,7-Dimethyl-8-ribityllumazine; 6,7-Dimethyl-8-(D-ribityl)lumazine; Lumazine, 6,7-dimethyl-8-(D-ribityl)-; 6,7-Dimethyl-8-(1'-D-ribityl)lumazine; 8-D-Ribityl-6,7-dimethyl-lumazine; 6,7-Dimethyl-8-ribityl-2,4(1H,3H)-pteridinedione; 6,7-Dimethyl-8-(D-ribityl)-2,4(1H,3H)-pteridinedione; Precursor of Riboflavin
EINECS	Contact for details

Quality Control

Our Quinoxaline-3,4-Dihydro-6,7-Dimethyl-3-Keto-4-D-Ribityl-2-Carboxamide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your most demanding applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%

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