Description

Isoquinoline, 1-Methoxy-5-Methyl- (9Ci) CAS NO 221118-65-6 is a high-purity, functionalized isoquinoline derivative serving as a critical advanced pharmaceutical intermediate and versatile organic synthesis building block. Its unique molecular structure, featuring both methoxy and methyl substituents, makes it a valuable scaffold for constructing complex molecules in medicinal chemistry and materials science. This compound is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-cancer agents, and antimicrobial compounds.
• Agrochemical Research: Building block for developing new pesticides, herbicides, and plant growth regulators with enhanced efficacy and selectivity.
• Ligand Synthesis: Used to create specialized ligands for catalysis and metal-organic frameworks (MOFs) in material science applications.
• Dye & Pigment Chemistry: Serves as a core structure for synthesizing advanced organic dyes, fluorescent markers, and photostable pigments.
• Organic Electronic Materials: A potential precursor for electron-transport materials or hole-blocking layers in OLEDs and other optoelectronic devices.
• Academic & Contract Research: Essential reagent for methodological studies in organic synthesis and heterocyclic chemistry at universities and CROs.

Basic Information

Product Name	Isoquinoline, 1-Methoxy-5-Methyl- (9Ci)
CAS No.	221118-65-6
Molecular Formula	C11H11NO
Molecular Weight	173.21 g/mol
Synonyms	1-Methoxy-5-methylisoquinoline; 5-Methyl-1-methoxyisoquinoline; 1-Methoxy-5-methyl-isoquinoline; Isoquinoline, 1-methoxy-5-methyl-; 221118-65-6; 1-Methoxy-5-methyl-isoquinoline (9CI); 5-Methyl-1-isoquinolinol methyl ether
EINECS	Contact for details

Quality Control

Our Isoquinoline, 1-Methoxy-5-Methyl- (9Ci) is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and MS. We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring traceability and compliance with your research or production specifications. For custom purity grades or specific impurity profiles, please contact our technical team.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.