Description

Methyl 3-Chloroisoquinoline-4-Carboxylate CAS NO 1260642-58-7 is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound serves as a critical intermediate in the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Building block for creating organic semiconductors, liquid crystals, and photoactive polymers.
• Chemical Synthesis: Versatile scaffold for constructing complex isoquinoline and fused heterocyclic compounds in medicinal chemistry.
• Academic & R&D: Serves as a standard reagent in university and corporate research laboratories for method development and discovery chemistry.
• Dye & Pigment Industry: Intermediate for synthesizing specialized colorants and fluorescent markers.

Basic Information

Product Name	Methyl 3-Chloroisoquinoline-4-Carboxylate
CAS No.	1260642-58-7
Molecular Formula	C11H8ClNO2
Molecular Weight	221.64 g/mol
Synonyms	3-Chloro-4-(methoxycarbonyl)isoquinoline; Methyl 3-chloro-4-isoquinolinecarboxylate; 3-Chloroisoquinoline-4-carboxylic acid methyl ester; 4-Carbomethoxy-3-chloroisoquinoline; 3-Chloro-4-carbomethoxyisoquinoline; Isoquinoline-4-carboxylic acid, 3-chloro-, methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Chloroisoquinoline-4-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specifications and test results. Our quality commitment ensures material integrity for your most sensitive R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.