Description

4(1H)-Pyrimidinone, 2,3-Dihydro-2-Methylene- (9Ci) is a high-purity, specialized heterocyclic building block with significant synthetic utility. This compound is valued for its unique molecular scaffold, which serves as a critical intermediate in advanced organic synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecules and developing novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and antiviral applications.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive pyrimidinone core.
• Fine Chemical Synthesis: Serves as a versatile building block for creating complex heterocyclic compounds in custom synthesis and material science projects.
• Academic & Institutional R&D: Employed in universities and research institutes for methodological studies in organic chemistry and medicinal chemistry programs.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and enzyme functions.

Basic Information

Product Name	4(1H)-Pyrimidinone, 2,3-Dihydro-2-Methylene- (9Ci)
CAS No.	173258-44-1
Molecular Formula	C5H6N2O
Molecular Weight	110.11 g/mol
Synonyms	2-Methylene-2,3-dihydro-4(1H)-pyrimidinone; 2-Methylene-2,3-dihydropyrimidin-4(1H)-one; 2-Methylenepyrimidin-4(1H)-one; 2,3-Dihydro-2-methylene-4(1H)-pyrimidinone; 4-Hydroxy-2-methylenepyrimidine; 2-Methylene-1,4-dihydropyrimidin-4-one
EINECS	Contact for details

Quality Control

Our production of 4(1H)-Pyrimidinone, 2,3-Dihydro-2-Methylene- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. All material is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We maintain GMP-compliant documentation practices to support regulatory filings for our clients in advanced markets.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light) and hygroscopic (moisture-sensitive). Keep away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 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.