Description

Theophylline 9-Riboside is a purine nucleoside derivative, specifically a ribosylated analog of theophylline. This compound is of significant interest in biochemical and pharmaceutical research due to its role as a potential metabolite and its interaction with adenosine receptor systems. It is primarily utilized by research institutions and pharmaceutical developers engaged in metabolic studies, enzymology, and the development of novel therapeutic agents targeting respiratory and cardiovascular pathways.

Application

• Biochemical Research: Used as a reference standard or intermediate in the study of purine metabolism and nucleoside biochemistry.
• Pharmaceutical R&D: Serves as a key starting material or metabolite analog in the development of new xanthine-based pharmaceuticals.
• Enzymology Studies: Employed as a substrate or inhibitor in assays for enzymes like adenosine deaminase or nucleoside phosphorylases.
• Receptor Binding Assays: Utilized in competitive binding studies to investigate the affinity and selectivity for adenosine receptor subtypes (A1, A2A, A2B, A3).
• Metabolite Identification: Acts as a synthetic reference compound for the identification and quantification of theophylline metabolites in biological samples.
• Academic Research: Applied in university and institutional labs for fundamental research into nucleoside chemistry and its physiological effects.

Basic Information

Item	Detail
Product Name	Theophylline 9-Riboside
CAS No.	3624-44-0
Molecular Formula	C₁₇H₂₀N₄O₁₁
Molecular Weight	456.36 g/mol
Synonyms	9-Ribosyltheophylline; Theophylline Riboside; 9-β-D-Ribofuranosyltheophylline; 7H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-9-β-D-ribofuranosyl-; 1,3-Dimethyl-9-β-D-ribofuranosylxanthine; NSC 407303; Theophylline-9-β-D-riboside
EINECS	Contact for details

Quality Control

Our Theophylline 9-Riboside is produced and tested under a rigorous quality management system. Each batch is analyzed to ensure high purity and identity, with testing typically including identification by spectroscopic methods (IR, NMR), purity assay by HPLC, and control of related substances. A comprehensive Certificate of Analysis (COA) detailing all test results and methods is provided with every shipment to ensure full traceability and compliance with your research specifications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%

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