Description

2-Chloro-1,5-Naphthyridine-3-Carboxylic Acid Ethyl Ester is a high-value, multi-functional heterocyclic building block essential for advanced organic synthesis. Its core value lies in its versatile reactivity, serving as a key precursor for constructing complex molecular architectures in pharmaceutical and agrochemical research. This compound is critically needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial synthon for the synthesis of novel drug candidates, particularly in kinase inhibitor and antiviral research programs.
• Agrochemical Development: Used as a building block for creating new herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science Research: Serves as a precursor for developing organic semiconductors, ligands for catalysis, and specialty polymers.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the discovery of new chemical entities.
• Custom Synthesis: A starting material for the contract manufacturing of complex, proprietary molecules for client-specific applications.

Basic Information

Product Name	2-Chloro-1,5-Naphthyridine-3-Carboxylic Acid Ethyl Ester
CAS No.	55234-68-9
Molecular Formula	C11H9ClN2O2
Molecular Weight	236.65 g/mol
Synonyms	Ethyl 2-Chloro-1,5-naphthyridine-3-carboxylate; 2-Chloro-1,5-naphthyridine-3-carboxylic acid ethyl ester; 1,5-Naphthyridine-3-carboxylic acid, 2-chloro-, ethyl ester; Ethyl 2-chloro-1,5-naphthyridine-3-carboxylate; 55234-68-9; 2-Chloro-1,5-naphthyridine-3-carboxylic acid ethyl ester; 2-Chloro-1,5-naphthyridine-3-carboxylate ethyl ester
EINECS	Contact for details

Quality Control

Our 2-Chloro-1,5-Naphthyridine-3-Carboxylic Acid Ethyl Ester is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical quality attributes are provided with every shipment to support your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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