Description

2,3,4,9-Tetrahydro-2-Methyl-1H-Dibenzo[3,4:6,7]Cyclohepta[1,2-C]Pyridyl Maleate is a high-purity, complex organic salt with the CAS number 85650-57-3. This compound is a critical advanced pharmaceutical intermediate, valued for its precise chemical structure which serves as a key building block in sophisticated synthesis pathways. It is primarily required by research institutions and pharmaceutical manufacturers engaged in the development of novel therapeutic agents, particularly within central nervous system (CNS) and cardiovascular research domains.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of proprietary active pharmaceutical ingredients (APIs) for clinical research and development.
• Neurological Research: Used in the development of compounds targeting specific neurotransmitter pathways and receptors within the CNS.
• Cardiovascular Drug Development: Serves as a structural component in the research of novel cardiovascular agents.
• Organic Synthesis Building Block: Employed in complex multi-step organic syntheses requiring a specific, functionalized tricyclic framework.
• Preclinical & Clinical Trial Material: Supplied as a high-purity intermediate for the production of materials used in non-clinical and clinical studies.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects under cGMP guidelines.

Basic Information

Product Name	2,3,4,9-Tetrahydro-2-Methyl-1H-Dibenzo[3,4:6,7]Cyclohepta[1,2-C]Pyridyl Maleate
CAS No.	85650-57-3
Molecular Formula	C22H21NO4
Molecular Weight	363.41 g/mol
Synonyms	2,3,4,9-Tetrahydro-2-methyl-1H-dibenzo[3,4:6,7]cyclohepta[1,2-c]pyridine maleate; 2-Methyl-2,3,4,9-tetrahydro-1H-dibenzo[3,4:6,7]cyclohepta[1,2-c]pyridine maleate; Dibenzo[a,d]cyclohepten-5-ylmethylamine maleate derivative; 1,2,3,4-Tetrahydro-2-methyl-5H-dibenzo[a,d]cyclohepten-5-ylamine maleate; 5H-Dibenzo[a,d]cyclohepten-5-amine, 1,2,3,4-tetrahydro-2-methyl-, (Z)-2-butenedioate (1:1); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 2,3,4,9-Tetrahydro-2-Methyl-1H-Dibenzo[3,4:6,7]Cyclohepta[1,2-C]Pyridyl Maleate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications suitable for pharmaceutical R&D. A comprehensive Certificate of Analysis (COA) detailing purity, residual solvents, and related substances is provided with every shipment to ensure traceability and compliance.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.5%
Related Substances (HPLC)	Total impurities ≤ 1.5% Any single impurity ≤ 0.5%
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.