Description

4-Pyrimidinamine, 2,3-Dihydro-2-Methylene- (9Ci) is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel pharmaceuticals and agrochemicals, where its unique pyrimidine scaffold is utilized to create molecules with targeted biological activity. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• As a versatile pharmaceutical intermediate in the synthesis of potential drug candidates, particularly kinase inhibitors and other small molecule therapeutics.
• Utilized in agrochemical research for the development of new herbicides, fungicides, or plant growth regulators.
• Serving as a critical building block in medicinal chemistry for structure-activity relationship (SAR) studies and lead optimization.
• Used in academic and institutional research exploring novel heterocyclic chemistry and reaction methodologies.
• Potential application as a precursor for the synthesis of specialty chemicals and functional materials.
• Employed in contract research and manufacturing (CRO/CMO) for custom synthesis projects requiring high-purity intermediates.

Basic Information

Product Name	4-Pyrimidinamine, 2,3-Dihydro-2-Methylene- (9Ci)
CAS No.	208994-79-0
Molecular Formula	C5H7N3
Molecular Weight	109.13 g/mol
Synonyms	2-Methylene-2,3-dihydro-4-pyrimidinamine; 2-Methylene-2,3-dihydropyrimidin-4-amine; 4-Amino-2-methylene-2,3-dihydropyrimidine; 2,3-Dihydro-2-methylenepyrimidin-4-amine; 2-Methylene-1,2-dihydropyrimidin-4-amine; 4-Pyrimidinamine, 2,3-dihydro-2-methylene-; 208994-79-0 (CAS)
EINECS	Contact for details

Quality Control

Our 4-Pyrimidinamine, 2,3-Dihydro-2-Methylene- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity (by HPLC), identity (by IR/NMR), and impurity profiles. Our quality commitment supports your critical synthesis work with reliable and well-characterized intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). This compound may be moisture-sensitive; keep the container tightly sealed in a dry environment. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
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.