Cyclen是氮杂冠醚的类似物，为制备磁共振造影剂的前体物质，同时为制备有效的大环螯合物的中间体。
CAS：294-90-6
分子式：C8H20N4
分子量：172.27
纯度：98%
存储：Store at -20°C

Background:

Cyclen is the aza analogue of crown ether, used as a precursor for MRI contrast agents, and is an intermediate for the preparation of effective macrocyclic chelates[1].

[1]. Rashid HU, et al. Cyclen-based Gd3+ complexes as MRI contrast agents: Relaxivity enhancement and ligand design. Bioorg Med Chem. 2016 Nov 15;24(22):5663-5684.