Description

4(3H)-Pyrimidinone, 5-Nitro- (8Ci) CAS NO 3749-47-1 is a high-purity nitro-substituted pyrimidinone derivative, a key heterocyclic building block in advanced organic synthesis. Its precise molecular structure makes it an essential intermediate for researchers and manufacturers developing novel active compounds. This product is primarily targeted at the pharmaceutical, agrochemical, and specialty chemical industries for applications in drug discovery, crop protection, and material science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of nucleoside analogs, antiviral agents, and other biologically active molecules targeting various therapeutic areas.
• Agrochemical Research: Serves as a core scaffold for developing new herbicides, fungicides, and plant growth regulators with enhanced efficacy.
• Chemical Synthesis Building Block: Used in heterocyclic and medicinal chemistry for constructing complex molecular architectures in research and development.
• Material Science Precursor: Potential applications in the development of specialty polymers, dyes, and advanced organic electronic materials.

Basic Information

Product Name	4(3H)-Pyrimidinone, 5-Nitro- (8Ci)
CAS No.	3749-47-1
Molecular Formula	C4H3N3O3
Molecular Weight	141.09 g/mol
Synonyms	5-Nitropyrimidin-4(3H)-one; 5-Nitro-4(3H)-pyrimidinone; 5-Nitro-4-hydroxypyrimidine; 5-Nitro-4-pyrimidinol; 5-Nitro-4(1H)-pyrimidinone; 5-Nitrouracil; 5-Nitro-2,4(1H,3H)-pyrimidinedione (tautomer); NSC 401564
EINECS	223-148-1

Quality Control

Our 4(3H)-Pyrimidinone, 5-Nitro- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or production requirements.

Storage

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

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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