Methoxymethane;trifluoroborane

C2H6BF3O

methoxymethane;trifluoroborane

CAS353-42-4

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Identification

CAS Number
353-42-4
EC Number
206-532-1
UN Number
2965
PubChem CID
2724165

Physical-chemical properties

Molecular Formula
C2H6BF3O
Molar Mass
113.88 g/mol
IUPAC Name
methoxymethane;trifluoroborane

Chemical Identifiers

InChI
InChI=1S/C2H6O.BF3/c1-3-2;2-1(3)4/h1-2H3;
InChI Key
KTPWETRNSUKEME-UHFFFAOYSA-N

Overview

Methoxymethane;trifluoroborane (CAS 353-42-4) is a borane complex compound with strong Lewis acid properties and reactive fluorinated characteristics. This specialized organoborane compound represents an important class of boron-containing chemicals used in advanced synthetic applications. With the molecular formula C2H6BF3O and a molecular weight of 113.88 g/mol, methoxymethane;trifluoroborane combines the structural features of an ether linkage with the reactive properties of trifluoroborane. The compound exhibits typical Lewis acid behavior due to the electron-deficient boron center, making it valuable for various chemical transformations and catalytic processes. The presence of three fluorine atoms attached to boron significantly enhances the compound's electrophilic character compared to other borane complexes. This fluorinated structure provides increased stability and selectivity in reaction conditions. Unlike simpler compounds such as silane, this borane complex offers more controlled reactivity patterns essential for precision chemistry applications. The methoxymethane component serves as a stabilizing ligand, moderating the highly reactive nature of the trifluoroborane unit. Key industrial applications include its use as a Lewis acid catalyst in organic synthesis, particularly in polymerization reactions and carbonyl activation processes. The compound also finds application in specialized fluorination reactions and as an intermediate in the production of advanced materials. Additionally, it serves as a reagent in pharmaceutical synthesis where controlled boron chemistry is required. Safety considerations are paramount when handling this material, as indicated by its ADR classification 4.3, which denotes substances that emit flammable gases when in contact with water. Proper storage and handling protocols must be strictly followed to prevent unwanted reactions. OYSI maintains reliable supply chains for methoxymethane;trifluoroborane to support European chemical manufacturing and research facilities.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number2965
ADR Class4.3
Packing GroupI
Tunnel CodeB/E
Proper Shipping NameBortrifluoriddimethyletherat
Marine PollutantNo

Frequently Asked Questions

What is methoxymethane;trifluoroborane?

Methoxymethane;trifluoroborane is a chemical compound with CAS number 353-42-4 and molecular formula C2H6BF3O. This organoboron compound has a molecular weight of 113.88 g/mol and consists of a methoxymethane group bonded to a trifluoroborane moiety. It represents a coordination complex between the Lewis base methoxymethane (dimethyl ether) and the Lewis acid boron trifluoride, forming a stable adduct used in various chemical applications.

What are the physicochemical properties of methoxymethane;trifluoroborane?

Methoxymethane;trifluoroborane is a coordination compound with molecular formula C2H6BF3O and molecular weight 113.88 g/mol. As a boron-containing adduct, it typically exists as a colorless to pale yellow liquid or solid at room temperature, depending on purity and conditions. The compound exhibits moderate polarity due to the B-O coordination bond and may have a characteristic ethereal odor from the methoxymethane component.

What is methoxymethane;trifluoroborane used for?

Methoxymethane;trifluoroborane serves as a Lewis acid catalyst in organic synthesis and polymerization reactions. This compound is commonly used in pharmaceutical intermediates production, fine chemical synthesis, and as a reagent in various organic transformations. Its controlled reactivity makes it valuable for selective chemical processes where a stable boron trifluoride source is required, particularly in reactions requiring mild Lewis acid conditions without the handling difficulties of gaseous BF3.

How to handle methoxymethane;trifluoroborane safely?

Methoxymethane;trifluoroborane should be handled with appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid contact with skin and eyes, and prevent ingestion. Use appropriate tools to avoid direct contact, and ensure emergency eyewash and shower facilities are readily accessible during handling operations.

How to store methoxymethane;trifluoroborane correctly?

Methoxymethane;trifluoroborane should be stored in tightly sealed containers in a cool, dry, and well-ventilated area away from heat sources and direct sunlight. Keep containers upright and properly labeled, avoiding storage near incompatible materials such as strong bases or reactive metals. Storage areas should be equipped with appropriate spill containment measures and maintained at stable temperatures to prevent decomposition or container integrity issues.

What to do in case of contact with methoxymethane;trifluoroborane?

In case of skin contact with methoxymethane;trifluoroborane, immediately remove contaminated clothing and rinse the affected area with plenty of water for at least 15 minutes. For eye contact, flush immediately with clean water for 15 minutes while holding eyelids open. If inhaled, move the person to fresh air and seek medical attention if respiratory irritation occurs. For ingestion, do not induce vomiting and seek immediate medical attention.

How to dispose of methoxymethane;trifluoroborane appropriately?

Methoxymethane;trifluoroborane must be disposed of through licensed hazardous waste disposal facilities in accordance with local, national, and EU waste regulations. The compound should not be discharged to sewers, waterways, or regular waste streams. Neutralization may be required before disposal, and proper waste classification codes must be applied. Contact certified waste management companies for collection and treatment, ensuring proper documentation and tracking throughout the disposal process.

How to transport methoxymethane;trifluoroborane?

Methoxymethane;trifluoroborane is classified under ADR Class 4.3, Packing Group I, indicating it requires specialized dangerous goods transportation procedures. Shipments must use appropriate UN-specification packaging, proper hazard labels, and transport documents. Vehicles must carry emergency response information and drivers require ADR certification. The compound must be segregated from incompatible materials during transport and shipped via authorized dangerous goods carriers following international transport regulations.

Is methoxymethane;trifluoroborane subject to specific regulations?

Methoxymethane;trifluoroborane is subject to standard EU chemical regulations including REACH registration requirements and CLP classification and labeling obligations. The compound is not currently identified as a Substance of Very High Concern (SVHC) under REACH. Manufacturers and importers must comply with registration requirements, safety data sheet provisions, and appropriate risk assessment procedures. Users should verify current regulatory status and any sector-specific restrictions that may apply to their applications.

Where to buy methoxymethane;trifluoroborane in Europe?

Methoxymethane;trifluoroborane is available through OYSI, a specialized European distributor of technical chemicals serving industrial and research customers. OYSI provides reliable supply chain solutions with proper documentation, quality assurance, and regulatory compliance support throughout Europe. Contact OYSI directly for availability, technical specifications, packaging options, and delivery arrangements to meet your specific application requirements while ensuring full regulatory compliance and product quality.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.