Covalent Organic Frameworks (COFs) are a rapidly evolving class of porous crystalline materials that offer remarkable tunability and diverse functionalities. The architecture and properties of a COF are intrinsically linked to the molecular building blocks used in its synthesis, and among these, organic ligands play a pivotal role. These ligands act as the monomers that covalently link together to form the extended, ordered network structure characteristic of COFs.
The choice of organic ligand dictates many of the final material's attributes, including pore size, surface area, thermal stability, and chemical reactivity. Aromatic diamines, such as the 2',5'-Dimethyl-[1,1':4',1''-terphenyl]-4,4''-diamine we offer, are particularly valuable due to the reactive amine groups that readily participate in condensation or imine formation reactions with complementary linkers (like aldehydes). This allows for the precise construction of robust framework structures. As a dedicated manufacturer and supplier of advanced chemical materials, NINGBO INNO PHARMCHEM CO.,LTD. is at the forefront of providing these essential components.
Our commitment is to ensure that researchers and industrial chemists have access to high-purity, reliable organic ligands to drive innovation in COF development. When you are ready to buy these critical materials for your projects, consider NINGBO INNO PHARMCHEM CO.,LTD. as your trusted source. We offer competitive pricing and comprehensive support, making us an ideal partner for your material science endeavors. Feel free to contact us for a quote or to discuss bulk purchase options for your COF synthesis requirements.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.