Description

Cytosine β-D-Arabinofuranoside Hydrochloride is a nucleoside analog of significant pharmaceutical importance. This compound is a critical intermediate and active pharmaceutical ingredient (API) in the synthesis of antiviral and anticancer therapeutics. It is essential for research institutions and pharmaceutical manufacturers focused on developing treatments for viral infections and oncology. The product, identified by CAS number 29363-79-9, is supplied to meet the stringent quality demands of the global life sciences industry.

Application

• Antiviral Drug Synthesis: A key intermediate in the production of antiviral medications, particularly for the treatment of herpesvirus infections.
• Oncology Research & Therapeutics: Serves as an active component in chemotherapeutic agents used to treat certain types of leukemia and lymphoma.
• Biochemical Research: Utilized as a research tool in molecular biology and biochemistry to study DNA synthesis inhibition and cellular metabolism.
• Pharmaceutical Intermediates: Acts as a high-purity building block for the synthesis of more complex nucleoside-based pharmaceutical compounds.
• Reference Standard: Used as a certified reference material (CRM) in analytical laboratories for quality control and method validation.

Basic Information

Product Name	Cytosine β-D-Arabinofuranoside Hydrochloride
CAS No.	29363-79-9
Molecular Formula	C9H14ClN3O5
Molecular Weight	279.68 g/mol
Synonyms	1-β-D-Arabinofuranosylcytosine Hydrochloride; Cytarabine Hydrochloride; Ara-C Hydrochloride; Cytosine Arabinoside HCl; β-Cytosine Arabinoside Hydrochloride; 4-Amino-1-β-D-arabinofuranosyl-2(1H)-pyrimidinone Hydrochloride; Cytosar-U (as hydrochloride salt); U-19920 (Hydrochloride)
EINECS	249-553-6

Quality Control

Our Cytosine β-D-Arabinofuranoside Hydrochloride is manufactured under strict quality management systems. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical research and development. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles for API manufacturing, ensuring reliable and consistent material for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Identification (HPLC)	Retention time matches reference
Assay (HPLC)	≥98.0%
Water Content (KF)	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm
Related Substances (HPLC)	Total impurities ≤2.0%
Specific Rotation	Contact for details

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