Description

4(1H)-Pyrimidinone, 5,6-Diamino-2-Ethyl- (9Ci) is a high-purity, multi-functional heterocyclic building block with significant synthetic utility. This compound matters as a critical intermediate in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily needed by R&D chemists and process development scientists working on nucleoside analogs, antiviral agents, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of nucleoside and nucleotide analogs with potential antiviral or anticancer activity.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Used in the manufacture of dyes, pigments, and other specialty organic compounds.
• Biochemical Research: Serves as a scaffold or starting material in medicinal chemistry for structure-activity relationship (SAR) studies.
• Material Science: Potential monomer or modifier in the synthesis of advanced polymers and functional materials.

Basic Information

Product Name	4(1H)-Pyrimidinone, 5,6-Diamino-2-Ethyl- (9Ci)
CAS No.	52186-75-1
Molecular Formula	C6H10N4O
Molecular Weight	154.17 g/mol
Synonyms	5,6-Diamino-2-ethyl-4(1H)-pyrimidinone; 2-Ethyl-5,6-diaminopyrimidin-4(1H)-one; 5,6-Diamino-2-ethyl-1H-pyrimidin-4-one; 2-Ethyl-5,6-diamino-1,4-dihydropyrimidin-4-one; 5,6-Diamino-2-ethylpyrimidin-4-ol; 2-Ethyl-4-hydroxy-5,6-diaminopyrimidine
EINECS	Contact for details

Quality Control

Our 4(1H)-Pyrimidinone, 5,6-Diamino-2-Ethyl- (9Ci) is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliable supply for critical R&D and scale-up projects.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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