Millipore Sigma Vibrant Logo

821180 Trimethyl borate

Trimethyl borate for synthesis. CAS 121-43-7, EC Number 204-468-9, chemical formula (CH₃O)₃B.

Trimethyl borate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.
CAS #: 121-43-7 EC Number: 204-468-9 Molar Mass: 103.91 g/mol Chemical Formula: (CH₃O)₃B Hill Formula: C₃H₉BO₃
View Products on Sigmaaldrich.com
821180
View Pricing & Availability

Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
121-43-7204-468-9C₃H₉BO₃(CH₃O)₃B103.91 g/mol

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
8211800250
Retrieving availability...
—
Limited Availability Limited Availability
In Stock 
Discontinued
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      		 Glass bottle 250 ml
      Retrieving price...
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
       
      —
      Request Pricing
      		 —
      8211801000
      Retrieving availability...
      —
      Limited Availability Limited Availability
      In Stock 
      Discontinued
      Limited Quantities Available
      Availability to be confirmed
        Remaining : Will advise
          Remaining : Will advise
          Will advise
          Contact Customer Service
          Contact Customer Service

          		 Glass bottle 1 l
          Retrieving price...
          Price could not be retrieved
          Minimum Quantity is a multiple of
          Maximum Quantity is
          Upon Order Completion More Information
          You Saved ()
           
          —
          Request Pricing
          		 —
          Description
          Catalogue Number821180
          DescriptionTrimethyl borate
          References
          Product Information
          CAS number121-43-7
          EC index number005-005-00-1
          EC number204-468-9
          Hill FormulaC₃H₉BO₃
          Chemical formula(CH₃O)₃B
          Molar Mass103.91 g/mol
          HS Code2920 90 70
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          ApplicationTrimethyl borate for synthesis. CAS 121-43-7, EC Number 204-468-9, chemical formula (CH₃O)₃B.
          Biological Information
          Physicochemical Information
          Boiling point67 - 69 °C (1013 hPa)
          Density0.915 g/cm3 (20 °C)
          Flash point-11 °C
          Ignition temperature305 °C
          Melting Point-31 °C
          Vapor pressure147.9 - 148 hPa (20 °C)
          Refractive Index1.3568 (20 °C)
          Dimensions
          Materials Information
          Toxicological Information
          LD 50 oralLD50 Rat 6140 mg/kg
          LD 50 dermalLD50 Rabbit 1845 mg/kg
          Safety Information according to GHS
          Hazard Pictogram(s) Hazard Pictogram(s)
          Hazard Pictogram(s)
          Hazard Pictogram(s)
          Hazard Statement(s)H225: Highly flammable liquid and vapour.
          H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled.
          H319: Causes serious eye irritation.
          H360FD: May damage fertility. May damage the unborn child.
          H370: Causes damage to organs.
          Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
          P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
          P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.
          P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
          P304 + P340 + P311: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor.
          P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
          P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
          Signal WordDanger
          RTECSED5600000
          Storage class3 Flammable liquids
          WGKWGK 1 slightly hazardous to water
          Disposal3
          Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
          Safety Information
          Categories of dangerhighly flammable
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at <= 20°C.
          Packaging Information
          Transport Information
          Declaration (railroad and road) ADR, RIDUN 2416 , 3, II
          Declaration (transport by air) IATA-DGRUN 2416 , 3, II
          Declaration (transport by sea) IMDG-CodeUN 2416 , 3, II
          Supplemental Information
          Specifications
          Assay (acidimetric)≥ 99.0 %
          Density (d 20 °C/ 4 °C)0.931 - 0.933
          Identity (IR)passes test
          Global Trade Item Number
          Catalogue Number GTIN
          8211800250 04022536475455
          8211801000 04022536475462

          Documentation

          Trimethyl borate SDS

          Title

          Safety Data Sheet (SDS) 

          Trimethyl borate Certificates of Analysis

          Product Number PackagingLot Number
          8211800250 Glass bottle
          8211801000 Glass bottle

          Related Products & Applications

          Categories

          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Organoelement Compounds > Boric Compounds
          Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Reduction Reagents
          Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Organoelement Compounds > Boric Compounds
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Organoelement Compounds > Boric Compounds
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Reduction Reagents