Description

8H-Purine (8Ci,9Ci) is a halogenated purine derivative, a key chemical scaffold in advanced organic synthesis. This compound matters for its role as a versatile building block in the development of novel pharmaceuticals and agrochemicals, enabling precise molecular modifications. It is primarily needed by research institutions and industrial R&D departments focused on nucleoside chemistry, medicinal chemistry, and the synthesis of biologically active molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of modified nucleosides and nucleotide analogs for antiviral and anticancer drug discovery.
• Agrochemical Research: Used in the development of new herbicides and plant growth regulators that target specific biochemical pathways.
• Biochemical Research: Acts as a substrate or inhibitor in enzymatic studies related to purine metabolism and signaling.
• Material Science: Investigated as a component in the synthesis of organic semiconductors and specialty polymers.
• Academic & Contract Research: Employed in university and CRO laboratories for method development and exploratory synthetic chemistry projects.

Basic Information

Product Name	8H-Purine (8Ci,9Ci)
CAS No.	273-28-9
Molecular Formula	C5H2Cl2N4
Molecular Weight	189.00 g/mol
Synonyms	8,9-Dichloro-8H-purine; 8,9-Dichloropurine; NSC 403169; 8H-Purine, 8,9-dichloro-; Purine, 8,9-dichloro-; 8,9-Dichloro-7H-purine; 8,9-Dichloro-3H-purine
EINECS	Contact for details

Quality Control

Our 8H-Purine (8Ci,9Ci) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Residue on Ignition	< 0.5%
Heavy Metals	< 20 ppm

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