Description

5-Pyrimidinecarboximidic Acid, Methyl Ester (9Ci) is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to introduce the pyrimidine pharmacophore into novel compounds.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting antiviral, anticancer, or kinase inhibition pathways.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and insecticides that incorporate a pyrimidine ring system.
• Fine Chemical Building Block: Serves as a versatile synthon for constructing complex heterocyclic compounds in custom synthesis and process chemistry.
• Material Science Research: Investigated as a monomer or functional component in the development of specialty polymers and advanced organic materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the discovery of new chemical entities.

Basic Information

Product Name	5-Pyrimidinecarboximidic Acid, Methyl Ester (9Ci)
CAS No.	57871-19-9
Molecular Formula	C6H7N3O2
Molecular Weight	153.14 g/mol
Synonyms	Methyl 5-pyrimidinecarboximidate; 5-Pyrimidinecarboximidic acid methyl ester; Methyl 5-pyrimidinecarboximidate (9CI); 5-(Methoxyiminomethyl)pyrimidine; Pyrimidine-5-carboximidic acid methyl ester; 5-Cyano-1,3-diazine methyl ester (tautomeric form); 5-Pyrimidinecarbonitrile, N-methoxy- (tautomeric form)
EINECS	Contact for details

Quality Control

Our 5-Pyrimidinecarboximidic Acid, Methyl Ester (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC), identity (by IR/NMR), and impurity profile is provided and available upon request, supporting 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 controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong acids, bases, and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (HPLC, Area%)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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