Description

4(1H)-Pyrimidinone, 6-Hydroxy-5-Nitroso- (9Ci) is a specialized heterocyclic organic compound belonging to the pyrimidinone class, distinguished by its nitroso functional group. This chemical serves as a critical intermediate and building block in advanced organic synthesis, particularly for the development of complex molecules with specific biological or material properties. It is primarily required by pharmaceutical research, agrochemical development, and fine chemical synthesis sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of nucleoside analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Synthesis: Serves as a versatile building block for creating complex heterocyclic compounds in research and development.
• Dye and Pigment Chemistry: Acts as an intermediate in the production of specialized dyes and colorants due to its nitroso and hydroxyl functional groups.
• Coordination Chemistry & Ligand Synthesis: Utilized in the preparation of metal-organic complexes and chelating agents.
• Academic and Industrial R&D: Employed in chemical research for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	4(1H)-Pyrimidinone, 6-Hydroxy-5-Nitroso- (9Ci)
CAS No.	52809-58-2
Molecular Formula	C4H3N3O2
Molecular Weight	125.09 g/mol
Synonyms	6-Hydroxy-5-nitrosopyrimidin-4(1H)-one; 5-Nitroso-6-hydroxypyrimidin-4(1H)-one; 5-Nitroso-4-hydroxypyrimidin-6-ol; 6-Hydroxy-5-nitrosopyrimidin-4-ol; 5-Nitroso-6-hydroxy-4(1H)-pyrimidinone; 4-Hydroxy-5-nitrosopyrimidin-6(1H)-one; 5-Nitroso-4,6-dihydroxypyrimidine (tautomeric form); 5-Nitrosouracil (common name)
EINECS	Contact for details

Quality Control

Our 4(1H)-Pyrimidinone, 6-Hydroxy-5-Nitroso- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with detailed specifications, including assay by HPLC, identification by FT-IR, and impurity profiling. Our quality systems support development and cGMP-grade production for advanced applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling and storage should minimize exposure to direct or strong artificial light.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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