Description

2-(2-Methoxy-Phenyl)-1-Oxo-1,2-Dihydro-Isoquinoline-4-Carboxylic Acid is a high-purity organic compound serving as a critical advanced intermediate in modern synthetic chemistry. Its value lies in its complex isoquinoline core, which is a privileged scaffold for developing novel active pharmaceutical ingredients (APIs) and functional materials. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to build sophisticated molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly those targeting neurological disorders, oncology, and anti-inflammatory pathways.
• Agrochemical Research: Used in the development of new generation herbicides, fungicides, and plant growth regulators that require complex heterocyclic structures.
• Material Science Precursor: Serves as a monomer or functional unit in the synthesis of organic semiconductors, liquid crystals, and advanced polymers.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies, library synthesis, and exploring new chemical reactions involving isoquinoline derivatives.
• Fine Chemical Synthesis: An intermediate for creating complex dyes, pigments, and photographic chemicals requiring specific light-absorbing or charge-transfer properties.

Basic Information

Product Name	2-(2-Methoxy-Phenyl)-1-Oxo-1,2-Dihydro-Isoquinoline-4-Carboxylic Acid
CAS No.	1429903-98-9
Molecular Formula	C₁₇H₁₃NO₄
Molecular Weight	295.29 g/mol
Synonyms	2-(2-Methoxyphenyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxylic acid; 4-Carboxy-2-(2-methoxyphenyl)-1,2-dihydroisoquinolin-1-one; 1,2-Dihydro-2-(2-methoxyphenyl)-1-oxo-4-isoquinolinecarboxylic Acid; 2-(o-Methoxyphenyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxylic Acid; Isoquinoline-4-carboxylic acid, 1,2-dihydro-2-(2-methoxyphenyl)-1-oxo-; CAS 1429903-98-9
EINECS	Contact for details

Quality Control

Our 2-(2-Methoxy-Phenyl)-1-Oxo-1,2-Dihydro-Isoquinoline-4-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our commitment to cGMP and ISO guidelines ensures reliable material for your most critical 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). The compound may be light-sensitive and hygroscopic; therefore, containers should be kept sealed under an inert atmosphere when not in use to maintain stability and purity.

Specification

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