Description

Bis[4-(Vinyloxy)Butyl] Terephthalate is a specialized difunctional monomer featuring vinyl ether and ester groups. This compound matters as a versatile cross-linking agent and reactive diluent, enabling the synthesis of high-performance polymers with tailored properties. Industries such as advanced coatings, photopolymer resins, and specialty adhesives need it for applications requiring enhanced durability, chemical resistance, and precise curing characteristics.

Application

• As a key monomer in the formulation of UV-curable coatings, inks, and adhesives for fast, energy-efficient curing.
• As a reactive diluent and cross-linker in photopolymer resins for 3D printing (stereolithography) and holographic films.
• In the synthesis of specialty polyesters and polymer networks with enhanced thermal and mechanical stability.
• For modifying and improving the flexibility and adhesion properties of industrial and electronic potting compounds.
• As a chemical intermediate in R&D for developing novel dental materials and biomedical devices.
• In the production of optical fibers and lenses where precise refractive index control is required.

Basic Information

Product Name	Bis[4-(Vinyloxy)Butyl] Terephthalate
CAS No.	117397-31-6
Molecular Formula	C22H30O6
Molecular Weight	390.47 g/mol
Synonyms	1,4-Benzenedicarboxylic acid, bis[4-(ethenyloxy)butyl] ester; Terephthalic acid, bis(4-vinyloxybutyl) ester; 4,4'-(1,4-Phenylenedicarbonyloxy)bis(butyl vinyl ether); Bis(4-vinyloxybutyl) terephthalate; BVBT; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our Bis[4-(Vinyloxy)Butyl] Terephthalate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, purity, and identity confirmation, to ensure it meets precise customer and industry specifications. A comprehensive Certificate of Analysis (COA) documenting all test results is provided with every shipment.

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 material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining under an inert gas such as nitrogen or argon.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 50
Refractive Index (n20D)	1.510 - 1.520
Density (20°C)	1.10 - 1.15 g/cm³

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