Description

L-Guanosine is a fundamental purine nucleoside, serving as a critical building block for RNA synthesis and cellular metabolism. Its high purity and consistent quality make it an essential raw material for research and production in life sciences. This compound is primarily utilized by the pharmaceutical, biotechnology, and nutraceutical industries for applications ranging from antiviral drug development to biochemical research.

Application

• Pharmaceutical Intermediates: Key starting material in the synthesis of antiviral and anticancer nucleoside analogs.
• Biochemical Research: Essential substrate for enzymatic studies, cell culture media supplementation, and metabolic pathway analysis.
• Diagnostic Reagents: Used in the formulation of kits for molecular diagnostics and genetic testing.
• Nutraceutical Formulations: Incorporated into advanced dietary supplements targeting cellular energy and cognitive support.
• Cosmetic Actives: Found in high-end skincare products for its purported cell-energizing and anti-aging properties.

Basic Information

Product Name	L-Guanosine
CAS No.	26578-09-6
Molecular Formula	C10H13N5O5
Molecular Weight	283.24 g/mol
Synonyms	Guanosine, L-Isomer; 9-β-D-Ribofuranosylguanine; 2-Amino-9-β-D-ribofuranosyl-1,9-dihydro-6H-purin-6-one; D-Ribose, 2-amino-1,9-dihydro-9-β-D-ribofuranosyl-6H-purin-6-one; Guanine riboside; G; Guo
EINECS	Contact for details

Quality Control

Our L-Guanosine CAS NO 26578-09-6 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements for research and production use. Certificates of Analysis (COA) documenting full specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a low-humidity environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Assay (HPLC)	≥98.0%
Loss on Drying	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm
Related Substances (HPLC)	Total impurities ≤2.0%

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