Description

4,6(1H,5H)-Pyrimidinedione, 5-Chloro- (9Ci) is a halogenated pyrimidinedione derivative, a key heterocyclic building block in advanced organic synthesis. This compound matters for its role as a versatile precursor in the development of pharmaceuticals and agrochemicals, where its specific chlorinated structure enables targeted molecular modifications. It is primarily needed by research institutions and industrial manufacturers engaged in creating active pharmaceutical ingredients (APIs), nucleoside analogs, and specialized fine chemicals.

Application

• Pharmaceutical Intermediate: A critical synthon for the synthesis of novel antiviral and anticancer agents, particularly in nucleoside chemistry.
• Agrochemical Research: Serves as a foundational structure for developing new herbicides and plant growth regulators.
• Organic Synthesis Building Block: Used in heterocyclic chemistry to construct more complex fused-ring systems and functionalized pyrimidine derivatives.
• Biochemical Research: Employed in studies involving enzyme inhibitors and as a modified base analog in certain biochemical probes.
• Material Science Precursor: Potential use in the synthesis of organic electronic materials and specialty polymers.

Basic Information

Product Name	4,6(1H,5H)-Pyrimidinedione, 5-Chloro- (9Ci)
CAS No.	63447-41-6
Molecular Formula	C4H3ClN2O2
Molecular Weight	146.53 g/mol
Synonyms	5-Chlorobarbituric Acid; 5-Chloro-4,6-dihydroxypyrimidine; 5-Chloro-2,4,6(1H,3H,5H)-pyrimidinetrione; 5-Chlorodihydro-2,4,6(1H,3H,5H)-pyrimidinetrione; 5-Chloro-2,4,6-trihydroxypyrimidine; 5-Chlorouracil (common misnomer, refers to a different tautomer); 5-Chloro-4,6-pyrimidinediol
EINECS	Contact for details

Quality Control

Our 4,6(1H,5H)-Pyrimidinedione, 5-Chloro- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong bases and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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