n-Butyl vinyl ether
CAS Number: 111-34-2
Chemical Formula: C6H12O
Synonyms: n-Butyl vinyl ether stabilized 98% N-BUTYL VINYL ETHER n-Butyl vinyl ether 98% stab. with 0.01% KOH
Appearance: Colorless transparent liquid
MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)
n-Butyl vinyl ether is a highly flammable, colorless liquid with a typical ether odor. It has a molecular weight of 100.2, specific gravity of 0.8 (water=1), boiling point of 94℃, melting point of -112.8℃, vapor density of 3.5 (air=1), flash point of -9.4℃ (oc), and autoignition temperature of 437℃. NFPA‑704M rating: Health 2, Flammability 3, Reactivity 2. It is slightly soluble in water.
Chemical Properties
| Item | Specification |
| Melting point | −92 °C(lit.) |
| Boiling point | 94 °C(lit.) |
| density | 0.774 g/mL at 25 °C(lit.) |
| vapor density | 3.5 (vs air) |
| vapor pressure | 42 mm Hg (20 °C) |
| refractive index | n20/D 1.400(lit.) |
| Fp | 15 °F |
| storage temp. | 2-8°C |
| solubility | 3g/l |
| form | Liquid |
| color | Clear |
| explosive limit | 1.2-8.6%(V) |
| Water Solubility | 3 g/L (20 ºC) |
| BRN | 1560217 |
| InChIKey | UZKWTJUDCOPSNM-UHFFFAOYSA-N |
| LogP | 3.15 at 20℃ |
| CAS DataBase Reference | 111-34-2(CAS DataBase Reference) |
| NIST Chemistry Reference | Butane, 1-(ethenyloxy)-(111-34-2) |
| EPA Substance Registry System | Butyl vinyl ether (111-34-2) |
Safety Information
| Item | Specification |
| Hazard Codes | F |
| Risk Statements | 11-19-20/21/22 |
| Safety Statements | 9-14-16-33 |
| RIDADR | UN 2352 3/PG 2 |
| WGK Germany | 2 |
| RTECS | KN5950000 |
| Autoignition Temperature | 437 °F |
| TSCA | Yes |
| HS Code | 2909 19 90 |
| HazardClass | 3 |
| PackingGroup | II |
| Hazardous Substances Data | 111-34-2(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 10000 mg/kg; LD50 dermal Rabbit: 3300 mg/kg |
Product Application
n-Butyl vinyl ether is a chemical reagent used in organic synthesis and the preparation of anticancer pharmaceutical compounds. It is applied in synthesizing PDE5 inhibitors, and serves as a comonomer for copolymers and acrylic/vinyl acetate resins.
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