As a pyrimidine compound, 6-amino-1,3-dimethyluracil not only has important application in the field of pharmaceutical intermediates, but also shows good application potential in the field of fiber treatment because of its chemical reactivity and functional structure.
Chemical Characteristics of 6-Amino-1,3-Dimethyluracil and Modification of Fiber Materials
Chemical structure and reactivity
The structure of 6-amino-1,3-dimethyluracil contains:
Amino group (-NH2): highly reactive, and can be bonded with hydroxyl or carboxyl groups on the fiber surface through chemical bonds;
Methyl group (-CH3): enhances the hydrophobicity of molecules and is suitable for enhancing the water resistance of fibers;
Urea-based structure: it can participate in various crosslinking reactions and give fiber materials stronger mechanical properties.
Functional modification of fiber treatment
Through chemical or physical combination with fiber molecules, 6-amino-1,3-dimethyluracil can provide multiple functions:
Improve the antibacterial property of the fiber;
Improve the durability and strength of the fiber;
Enhance the wrinkle resistance of fiber.
Mechanism of 6-Amino-1,3-Dimethyluracil in Fiber Treatment
As a cross-linking agent
Fiber surface reaction: The amino group of 6-amino-1,3-dimethyluracil can undergo condensation reaction with hydroxyl groups in fiber molecules (such as cellulose in cotton fiber) to form a cross-linked network, which improves the dimensional stability and wrinkle resistance of fiber.
Enhance the abrasion resistance of fibers: Crosslinking reaction increases the binding force between fibers, making the fibers not easy to break or pilling under the action of mechanical stress.
Give antibacterial properties.
The structure of 6-amino-1,3-dimethyluracil can be combined with silver ions or other antibacterial factors and fixed on the fiber surface through chemical bonds, thus giving the fiber a long-term antibacterial effect.
An antibacterial film is formed on the surface of the fabric to prevent the growth of bacteria.
Improve the durability and waterproof performance of the fiber.
Through hydrophobic modification of methyl group, the interaction between fiber and water molecules can be reduced, and the water absorption rate can be reduced, thus improving the water resistance and moisture resistance of fiber.
6-amino-1,3-dimethyluracil, as a pharma intermediates with unique chemical characteristics, has shown wide application potential in the field of fiber treatment agents.