Description

2,7-Dichloro-4H-Pyrido[1,2-A]Pyrimidin-4-One is a heterocyclic organic compound featuring a fused pyrido-pyrimidinone core structure, which serves as a versatile and critical synthetic intermediate. Its molecular architecture makes it a valuable building block for constructing more complex pharmacologically active molecules and advanced materials. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting various therapeutic areas.
• Agrochemical Research: Used as a core scaffold for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Serves as a building block for creating organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components in organic semiconductors.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex heterocyclic systems and exploring new chemical reactions.
• Dye & Pigment Intermediate: Potential use in the synthesis of specialized dyes and pigments due to its conjugated system and halogen substituents.

Basic Information

Product Name	2,7-Dichloro-4H-Pyrido[1,2-A]Pyrimidin-4-One
CAS No.	278614-91-8
Molecular Formula	C7H3Cl2N2O
Molecular Weight	202.02 g/mol
Synonyms	2,7-Dichloro-4H-pyrido[1,2-a]pyrimidin-4-one; 2,7-Dichloro-4H-pyrido[1,2-a]pyrimidin-4-one; 4H-Pyrido[1,2-a]pyrimidin-4-one, 2,7-dichloro-; 278614-91-8; 2,7-Dichloro-4H-pyrido[1,2-a]pyrimidin-4-one; 2,7-Dichloro-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 278614-91-8); 2,7-Dichloro-4H-pyrido[1,2-a]pyrimidin-4-one (CAS RN 278614-91-8)
EINECS	Contact for details

Quality Control

Our 2,7-Dichloro-4H-Pyrido[1,2-A]Pyrimidin-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong bases and strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.