Products Description of Boron Trifluoride Diethyl Etherate CAS#109-63-7
Boron trifluoride acts as an essential Lewis acid catalyst for organic synthesis, extensively facilitating polymerization, hydrocarbylation, alkylation, isomerization and other chemical transformations. Given the inconvenience of direct manipulation of its gaseous state, it is generally complexed with polar oxygen- or nitrogen-bearing compounds to generate stable adducts tailored to the catalytic activity demands of diverse reactions. Boron trifluoride etherate ranks among the most prevalently utilized complexes of this kind. Furthermore, boron trifluoride can form coordination complexes with thioethers, ketones, anisole, phenol, amines and a great many of their derivative compounds.
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Boron trifluoride diethyl etherate Chemical Properties
| Melting point | −58 °C(lit.) |
| Boiling point | 126-129 °C(lit.) |
| Density | 1.15 g/mL(lit.) |
| Vapor density | 4.9 (vs air) |
| Vapor pressure | 4.2 mm Hg ( 20 °C) |
| Refractive index | n20/D 1.344(lit.) |
| Fp | 118 °F |
| Storage temp. | Store below +30°C. |
| Solubility | Miscible with ether and alcohol. |
| Form | liquid |
| Specific Gravity | 1.126 (20/4℃) |
| Color | brown |
| Explosive limit | 5.1-18.2%(V) |
| Water Solubility | Reacts |
| Sensitive | Moisture Sensitive |
| Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
| Merck | 141,350 |
| BRN | 3909607 |
| Exposure limits | ACGIH: TWA 0.1 ppm; Ceiling 0.7 ppm |
| Stability | Stable. Highly flammable. May form explosive peroxides in contact with air or oxygen. Reacts exothermically with water to form extremely flammable diethyl ether and toxic, corrosive boron trifluoride hydrates. Also incompatible with bases, amines, alkali metals. |
| InChIKey | MZTVMRUDEFSYGQ-UHFFFAOYSA-N |
| CAS DataBase Reference | 109-63-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Boron trifluoride etherate(109-63-7) |
| EPA Substance Registry System | Boron, trifluoro[1,1'-oxybis[ethane]]-, (T-4)- (109-63-7) |
Safety Information
| Hazard Codes | T,C |
| Risk Statements | 10-14-20/22-35-48/23-34-14/15-23-22 |
| Safety Statements | 16-23-26-36/37/39-45-8-28A-43 |
| RIDADR | UN 2604 8/PG 1 |
| WGK Germany | 3 |
| F | 10 |
| Autoignition Temperature | 185 °C DIN 51794 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | I |
| HS Code | 29319090 |
| Hazardous Substances Data | 109-63-7(Hazardous Substances Data) |
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Product Application of Boron Trifluoride Etherate CAS#109-63-7
It is extensively deployed as a catalyst for cationic polymerization and for the manufacturing of polybutadiene rubber and polyoxymethylene. Moreover, it acts as a fundamental feedstock for boron-hydrogen high-energy fuels and the separation of boron isotopes. Within chemical synthesis workflows, it functions as a routine catalytic agent; additionally, it serves as a critical precursor for synthesizing boron-hydrogen high-energy colorants and purifying boron-10 isotopes.
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