Description

Methyl 1-Oxo-1,2-Dihydroisoquinoline-5-Carboxylate is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound is critical for the synthesis of complex molecules, offering a versatile scaffold for medicinal chemistry research and development. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and inflammation.
• Medicinal Chemistry Research: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and the development of new chemical entities (NCEs).
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging the isoquinoline core's bioactivity.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals and dyes.
• Academic & Contract Research: Essential for universities and CROs (Contract Research Organizations) conducting fundamental research in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	Methyl 1-Oxo-1,2-Dihydroisoquinoline-5-Carboxylate
CAS No.	91137-50-7
Molecular Formula	C11H9NO3
Molecular Weight	203.19 g/mol
Synonyms	5-Carbomethoxy-1,2-dihydroisoquinolin-1-one; Methyl 1,2-dihydro-1-oxoisoquinoline-5-carboxylate; 1,2-Dihydro-1-oxo-5-isoquinolinecarboxylic acid methyl ester; 1-Oxo-1,2-dihydroisoquinoline-5-carboxylic acid methyl ester; 5-Methoxycarbonyl-1,2-dihydroisoquinolin-1-one
EINECS	Contact for details

Quality Control

Our Methyl 1-Oxo-1,2-Dihydroisoquinoline-5-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, supporting your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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
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.