Description

5-Pyrimidinecarboxylic Acid, 1,4-Dihydro-4-Oxo- (9Ci) is a high-purity heterocyclic carboxylic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique pyrimidine core structure makes it an invaluable intermediate for the development of novel active pharmaceutical ingredients (APIs) and specialty agrochemicals. This compound is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for creating complex molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key synthon in the research and production of nucleoside analogs, antiviral agents, and other therapeutic compounds.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators that require a functionalized pyrimidine scaffold.
• Fine Chemical Production: Serves as a versatile precursor for synthesizing complex ligands, dyes, and photoactive materials.
• Academic & Contract Research: Employed in medicinal chemistry programs and process development for discovering new chemical entities.
• Material Science: Potential building block for organic electronic materials and metal-organic frameworks (MOFs) due to its chelating carboxylic acid group.

Basic Information

Product Name	5-Pyrimidinecarboxylic Acid, 1,4-Dihydro-4-Oxo- (9Ci)
CAS No.	65754-04-3
Molecular Formula	C5H4N2O3
Molecular Weight	140.10 g/mol
Synonyms	4-Oxo-1,4-dihydropyrimidine-5-carboxylic acid; 5-Carboxyuracil; 1,4-Dihydro-4-oxopyrimidine-5-carboxylic acid; 4-Hydroxypyrimidine-5-carboxylic acid; 5-Pyrimidinecarboxylic acid, 1,4-dihydro-4-oxo-; Uracil-5-carboxylic acid; 4-Oxo-3,4-dihydropyrimidine-5-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 5-Pyrimidinecarboxylic Acid, 1,4-Dihydro-4-Oxo- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical syntheses. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation 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 (15-25°C). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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