Trimethyl borate, 99%, AcroSeal™

Product Code.	Quantity	Packaging	unitSize
10566695	100 mL	AcroSeal™ Glass Bottle	100mL
10333295	800 mL	AcroSeal™ Glass Bottle	800mL

Product Code. 10566695

Brand: Thermo Scientific Acros 346121000

Description

CAS: 121-43-7 | C₃H₉O₃B | 103.91 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 121-43-7
• Molecular Formula: C₃H₉O₃B
• Molecular Weight (g/mol): 103.91
• MDL Number: MFCD00008346
• InChI Key: WRECIMRULFAWHA-UHFFFAOYSA-N
• Synonym: trimethoxyborane, methyl borate, trimethoxyboron, boric acid, trimethyl ester, trimethylborate, boric acid trimethyl ester, trimethoxyborine, borester o, boric acid h3bo3 , trimethyl ester, b och3 3
• PubChem CID: 8470
• ChEBI: CHEBI:38913
• IUPAC Name: trimethyl borate
• SMILES: B(OC)(OC)OC

• Melting Point: -34.0°C
• Density: 0.9150g/mL
• Boiling Point: 68.0°C to 69.0°C
• Flash Point: −8°C
• Assay Percent Range: 99%
• Packaging: AcroSeal™ Glass Bottle
• Linear Formula: (CH₃O)₃B
• Refractive Index: 1.3562 to 1.3582
• Quantity: 100 mL
• Beilstein: 01, 287
• Fieser: 01,673; 13,218
• Merck Index: 15, 9882
• Specific Gravity: 0.915
• Solubility Information: Solubility in water: reacts. Other solubilities: miscible with thf,diethyl ether,hexane,methanol,,isopropylamine,and other organic liquids
• Viscosity: 0.36 mPa.s (25°C)
• Formula Weight: 103.91
• Percent Purity: 99%
• Chemical Name or Material: Trimethyl borate

Safety and Handling

Product Identifier

• Trimethyl borate

Signal Word

• Danger

Hazard Category

• Flammable liquid Category 2
• Acute toxicity Category 4

Hazard Statement

• H225-Highly flammable liquid and vapour.
• H312-Harmful in contact with skin.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P240-Ground/bond container and receiving equipment.

Supplemental information

• MIXTURE LIST-Contains : Trimethyl borate, methyl alcohol

SDS

RUO – Research Use Only