n-Butyl vinyl ether(CAS#111-34-2)
| Hazard Symbols | F - Flammable |
| Risk Codes | R11 - Highly Flammable R19 - May form explosive peroxides R2017/11/19 - |
| Safety Description | S9 - Keep container in a well-ventilated place. S14 - Keep away from ... (a list of incompatible materials will follow). S16 - Keep away from sources of ignition. S33 - Take precautionary measures against static discharges. |
| UN IDs | UN 2352 3/PG 2 |
| WGK Germany | 2 |
| RTECS | KN5950000 |
| TSCA | Yes |
| HS Code | 2909 19 90 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LD50 orally in Rabbit: 10000 mg/kg LD50 dermal Rabbit 3300 mg/kg |
Introduction
Vinyl butyl ether is an organic compound. It is a colorless liquid with a pungent smell. It is less dense and miscible with water.Vinyl butyl ether is widely used in the chemical industry. It can be used as a solvent in the manufacture of coatings, paints and adhesives. Vinyl butyl ether is also used as a thickener and oil additive in the oilfield industry.There are various preparation methods for vinyl butyl ether, mainly including ethylene oxidation methanol method and alcohol intermolecular oxidation method. The ethylene oxidation methanol method is obtained by reacting ethylene gas and methanol in the presence of a catalyst, while the alcohol intermolecular oxidation method is obtained by oxidizing ethylene and isobutylene in the presence of excess oxygen to produce vinyl butyl ether.Safety Information: Vinyl butyl ether is an irritating and flammable compound. It can enter the body through inhalation, skin contact, or ingestion. When using vinyl butyl ether, appropriate protective measures need to be taken, such as wearing protective gloves, protective clothing and protective glasses. When storing and handling vinyl butyl ether, it is necessary to keep it away from open flames, high temperatures, and oxidizing agents to avoid hazards such as fire and explosion.
Application
n-Butyl vinyl ether (NBVE) is a reactive monomer widely used as a key intermediate in organic synthesis and polymer production. It serves as an excellent reactive diluent in high-solid and UV-curable coatings, adhesives, sealants, and printing inks, effectively reducing system viscosity while actively participating in crosslinking reactions to form durable, chemically resistant films. As a versatile building block, NBVE homopolymerizes and copolymerizes with various olefins, maleic anhydride, and siloxanes to produce polyvinyl ethers and specialty copolymers that enhance flexibility, water repellency, and adhesion in paints, adhesives, and sealants. Due to its ability to impart strong adhesion, durability, and hydrophobic properties, it is also used in the manufacture of plasticizers and as a chemical intermediate in the synthesis of pharmaceutical and agrochemical building blocks.
