Atomfair Potassium methoxymethyltrifluoroborate C2H5BF3KO CAS 910251-11-5

Description

Potassium Methoxymethyltrifluoroborate (CAS: 910251-11-5) is a highly specialized organoboron reagent with the molecular formula C₂H₅BF₃KO. This compound is widely utilized in organic synthesis, particularly in cross-coupling reactions such as Suzuki-Miyaura couplings, due to its stability and reactivity under mild conditions. It serves as a versatile building block for introducing methoxymethyl groups into complex molecular frameworks. The trifluoroborate moiety enhances solubility and handling, making it a preferred choice for researchers in pharmaceutical, agrochemical, and materials science applications. Available in high purity (>95%), this reagent is supplied as a white to off-white crystalline powder, packaged under inert conditions to ensure long-term stability. Store in a cool, dry place away from moisture and strong oxidizers.

Properties

• CAS Number: 910251-11-5
• Complexity: 55.7
• IUPAC Name: potassium;trifluoro(methoxymethyl)boranuide
• InChI: InChI=1S/C2H5BF3O.K/c1-7-2-3(4,5)6;/h2H2,1H3;/q-1;+1
• InChI Key: WNVXSBCLLHGATG-UHFFFAOYSA-N
• Exact Mass: 152.0022609
• Molecular Formula: C2H5BF3KO
• Molecular Weight: 151.97
• SMILES: [B-](COC)(F)(F)F.[K+]
• Topological: 9.2
• Monoisotopic Mass: 152.0022609
• Synonyms: 910251-11-5, POTASSIUM METHOXYMETHYLTRIFLUOROBORATE, potassium trifluoro(methoxymethyl)borate, Potassium methoxy-methyltrifluoroborate, potassium trifluoro(methoxymethyl)boranuide, Potassium (Methoxymethyl)trifluoroborate, potassium;trifluoro(methoxymethyl)boranuide, MFCD10566517, Potassiummethoxy-methyltrifluoroborate, SCHEMBL5552821, DTXSID10670571, WNVXSBCLLHGATG-UHFFFAOYSA-N, AKOS012296403, CS-W016308, AS-63496, BP-21277, SY013203, P2153, Potassium trifluoro(methoxymethyl)borate(1-), EN300-155001

Potassium Methoxymethyltrifluoroborate is primarily used in palladium-catalyzed Suzuki-Miyaura cross-coupling reactions to form carbon-carbon bonds efficiently. It is ideal for synthesizing methoxymethyl-substituted aromatic and heteroaromatic compounds in medicinal chemistry. The reagent also finds applications in the preparation of advanced intermediates for drug discovery and functional materials.

Safety and Hazards

GHS Hazard Statements

• H302 (84.4%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (13.3%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (84.4%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (13.3%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.