Description

2-Methyl-1-Oxo-4-Phenyl-1,2-Dihydroisoquinoline-3-Carboxylic Acid is a high-purity, synthetically derived organic compound that serves as a critical advanced intermediate in modern chemical synthesis. Its unique isoquinoline core structure makes it a valuable building block for the development of complex molecules with targeted biological activity. This compound is primarily sought after by research institutions and pharmaceutical development companies engaged in the creation of novel active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of potential drug candidates, particularly those targeting neurological or oncological pathways.
• Organic Synthesis Building Block: Used in research-scale and pilot-scale reactions to construct complex heterocyclic frameworks due to its reactive carboxylic acid and ketone functionalities.
• Agrochemical Research: Employed in the development of new crop protection agents and herbicides, where the isoquinoline structure can impart specific biological effects.
• Material Science Research: Investigated as a monomer or functional additive for creating specialized polymers with unique optical or electronic properties.
• Academic & R&D Laboratories: Serves as a standard or starting material for methodological studies in synthetic organic chemistry and medicinal chemistry programs.

Basic Information

Product Name	2-Methyl-1-Oxo-4-Phenyl-1,2-Dihydroisoquinoline-3-Carboxylic Acid
CAS No.	78945-92-3
Molecular Formula	C18H13NO3
Molecular Weight	291.30 g/mol
Synonyms	4-Phenyl-2-methyl-1,2-dihydroisoquinoline-1,3(4H)-dione; 2-Methyl-1,4-dihydro-4-phenyl-1,3(2H)-isoquinolinedione-3-carboxylic acid; 3-Carboxy-2-methyl-4-phenyl-1,2-dihydroisoquinolin-1-one; 1,2-Dihydro-2-methyl-1-oxo-4-phenyl-3-isoquinolinecarboxylic acid; 4-Phenyl-2-methyl-1,2-dihydro-1,3-isoquinolinedione
EINECS	Contact for details

Quality Control

Our 2-Methyl-1-Oxo-4-Phenyl-1,2-Dihydroisoquinoline-3-Carboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the exacting standards required for research and development. A detailed Certificate of Analysis (COA) documenting all test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and strong bases. For long-term storage, consider conditions under 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%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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