Description

9-Methyl-9Ah-Quinolizine-1,2,3,4-Tetracarboxylic Acid Tetramethyl Ester is a high-purity, multi-functional organic intermediate with a complex heterocyclic structure. This compound is valued for its role as a versatile building block in advanced organic synthesis, particularly for constructing complex molecular architectures. It is primarily sought by research institutions and chemical manufacturers specializing in pharmaceuticals, agrochemicals, and materials science.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel alkaloid-like compounds and other active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its unique heterocyclic core.
• Organic Synthesis Building Block: Employed in complex multi-step syntheses, including Diels-Alder reactions and other cycloadditions, to create specialized fine chemicals.
• Materials Science: Investigated as a monomer or precursor for the development of advanced polymers, dyes, and functional organic materials.
• Academic & Industrial R&D: A critical reagent for methodological studies in synthetic organic chemistry and catalysis research.

Basic Information

Product Name	9-Methyl-9Ah-Quinolizine-1,2,3,4-Tetracarboxylic Acid Tetramethyl Ester
CAS No.	982-12-7
Molecular Formula	C19H19NO8
Molecular Weight	389.36 g/mol
Synonyms	1,2,3,4-Quinolizinetetracarboxylic acid, 9-methyl-, 1,2,3,4-tetramethyl ester; 9-Methyl-9aH-quinolizine-1,2,3,4-tetracarboxylic acid tetramethyl ester; Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate; 9-Methylquinolizine-1,2,3,4-tetracarboxylic acid tetramethyl ester; 982-12-7; 9-Methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate tetramethyl ester
EINECS	Contact for details

Quality Control

Our 9-Methyl-9Ah-Quinolizine-1,2,3,4-Tetracarboxylic Acid Tetramethyl Ester 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. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and production requirements.

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 incompatible materials.

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%

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