Description

Cyclen (CAS NO 294-90-6) is a versatile macrocyclic polyamine compound that serves as a fundamental building block in advanced chemical synthesis. Its primary value lies in its exceptional chelating properties, forming stable complexes with a wide range of metal ions. This makes it a critical intermediate for researchers and manufacturers in pharmaceuticals, diagnostics, and materials science. Industries requiring high-purity ligands for catalysis, medical imaging, or targeted drug delivery systems will find this product essential.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of MRI contrast agents (Gadolinium-based) and radiopharmaceuticals.
• Chelating Agent: Used to sequester and stabilize metal ions in catalytic processes and analytical chemistry.
• Research & Development: Fundamental scaffold for developing novel macrocyclic ligands, sensors, and supramolecular structures in academic and industrial labs.
• Diagnostic Reagents: Component in the formulation of diagnostic kits and probes that utilize metal ion detection.
• Polymer Modification: Serves as a functional monomer or cross-linker to introduce chelating sites into polymers for specialized filtration or separation applications.
• Catalyst Support: Used to immobilize metal catalysts on various supports for heterogeneous catalysis.

Basic Information

Product Name	Cyclen
CAS No.	294-90-6
Molecular Formula	C8H20N4
Molecular Weight	172.27 g/mol
Synonyms	1,4,7,10-Tetraazacyclododecane; Cyclododecane, 1,4,7,10-tetraaza-; 1,4,7,10-Tetraazacyclododecane, Cyclen; TETA; TAECD; [12]aneN4; 1,4,7,10-Tetrazacyclododecane
EINECS	206-014-5

Quality Control

Our Cyclen is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment. We can supply material compliant with various in-house specifications tailored to your application needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. For long-term storage, consider using a desiccator or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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