Description

7,9-Dimethyl-9Ah-Quinolizine-1,2,3,4-Tetracarboxylic Acid Tetramethyl Ester is a high-purity, multi-functional organic intermediate characterized by its complex polycyclic structure and multiple ester groups. This compound matters for its role as a critical building block in advanced organic synthesis, enabling the development of complex molecules with tailored properties. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex heterocyclic compounds and potential active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides due to its unique structural framework.
• Organic Synthesis Building Block: Acts as a versatile synthon for constructing complex polycyclic and fused-ring systems in academic and industrial R&D.
• Ligand and Catalyst Development: Utilized in the preparation of specialized ligands for metal-organic catalysis and coordination chemistry.
• Material Science Research: Investigated as a monomer or precursor for advanced polymers and functional organic materials.
• Dye and Pigment Intermediate: Potential use in the synthesis of specialized colorants and photochromic materials.

Basic Information

Product Name	7,9-Dimethyl-9Ah-Quinolizine-1,2,3,4-Tetracarboxylic Acid Tetramethyl Ester
CAS No.	983-36-8
Molecular Formula	C20H21NO8
Molecular Weight	403.38 g/mol
Synonyms	7,9-Dimethyl-9aH-quinolizine-1,2,3,4-tetracarboxylic acid 1,2,3,4-tetramethyl ester; Tetramethyl 7,9-dimethyl-9aH-quinolizine-1,2,3,4-tetracarboxylate; 1,2,3,4-Quinolizinetetracarboxylic acid, 7,9-dimethyl-, tetramethyl ester; 7,9-Dimethyl-9aH-quinolizine-1,2,3,4-tetracarboxylic acid tetramethyl ester; 983-36-8; Quinolizine tetracarboxylate ester
EINECS	Contact for details

Quality Control

Our 7,9-Dimethyl-9Ah-Quinolizine-1,2,3,4-Tetracarboxylic Acid Tetramethyl Ester is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characterization. Specifications can be tailored to meet specific research or cGMP starting material requirements upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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