Description

4-Pyrimidinamine, 5-Ethyl- (9Ci) is a versatile pyrimidine derivative, a key heterocyclic building block valued for its role in advanced organic synthesis. This compound is essential for research and development in the pharmaceutical and agrochemical sectors, where it serves as a critical intermediate for creating novel active molecules. It is primarily sought by fine chemical manufacturers, R&D laboratories, and companies developing new active pharmaceutical ingredients (APIs) and crop protection agents.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly in antiviral, anticancer, and central nervous system (CNS) therapeutic research.
• Agrochemical Synthesis: Used as a building block for developing new herbicides, fungicides, and insecticides with targeted modes of action.
• Chemical Research & Development: Serves as a fundamental scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Fine Chemical Manufacturing: Employed in the custom synthesis of complex, high-value specialty chemicals for various industrial applications.
• Academic Research: Utilized in university and institutional labs for studying heterocyclic chemistry and developing new synthetic methodologies.

Basic Information

Product Name	4-Pyrimidinamine, 5-Ethyl- (9Ci)
CAS No.	27228-43-9
Molecular Formula	C6H9N3
Molecular Weight	123.16 g/mol
Synonyms	5-Ethylpyrimidin-4-amine; 5-Ethyl-4-pyrimidinamine; 4-Amino-5-ethylpyrimidine; 5-Ethyl-4-aminopyrimidine; 5-Ethyl-4-pyrimidinylamine; 27228-43-9; 5-Ethylpyrimidine-4-amine
EINECS	Contact for details

Quality Control

Our 4-Pyrimidinamine, 5-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 identity, assay, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated research and development pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.