Skip to Content
Merck
CN

92330

Trimethyl borate

purum, ≥99.0% (GC)

Synonym(s):

Boric acid trimethyl ester, Methyl borate

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Linear Formula:
B(OCH3)3
CAS Number:
121-43-7
Molecular Weight:
103.91
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
329769888
EC Number:
204-468-9
Beilstein/REAXYS Number:
1697939
MDL number:
MFCD00008346

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Trimethyl borate, purum, ≥99.0% (GC)

grade

purum

InChI key

WRECIMRULFAWHA-UHFFFAOYSA-N

InChI

1S/C3H9BO3/c1-5-4(6-2)7-3/h1-3H3

SMILES string

COB(OC)OC

vapor density

3.59 (vs air)

assay

≥99.0% (GC)

form

liquid

refractive index

n20/D 1.346 (lit.)
n20/D 1.358

bp

68-69 °C (lit.)

mp

−34 °C (lit.)

density

0.932 g/mL at 20 °C (lit.)

Quality Level

200

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Trimethyl borate (TMB) can be used:
  • For the synthesis of luminogens having triphenylamine core and tetraphenylethene peripheral moieties.
  • For the synthesis of ammonia borane and trialkylamine boranes.
  • In the reduction of carboxylic acids in the presence of borane-methyl sulfide.
  • As a reagent to crosslink phopshate complexes.
  • As a source of boron to synthesize boron nitride nanotubes by chemical vapor deposition (CVD) method.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Repr. 1B - STOT SE 1

target_organs

Eyes

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

12.2 °F - (own results)

flash_point_c

-11 °C - (own results)

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCJ9164
BCCC9592
BCBR6280V
BCBS8845V
BCBX6521

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Organic synthesis using borane-methyl sulfide. II. Reduction of aromatic carboxylic acids in the presence of trimethyl borate.
Lane CF, et al.
The Journal of Organic Chemistry, 39(20), 3052-3054 (1974)
Thermal-heating CVD synthesis of BN nanotubes from trimethyl borate and nitrogen gas.
Lin FH, et al.
Materials Chemistry and Physics, 107(1), 115-121 (2008)
Changing the Behavior of Chromophores from Aggregation?Caused Quenching to Aggregation?Induced Emission: Development of Highly Efficient Light Emitters in the Solid State.
Yuan W Z, et al.
Advanced Materials, 22(19), 2159-2163 (2010)
One-Pot Synthesis of Ammonia-Borane and Trialkylamine-Boranes from Trimethyl Borate.
Veeraraghavan RP, et al.
Organic Letters, 14(24), 6119-6121 (2012)
A Colorado et al.
Journal of mass spectrometry : JMS, 31(4), 403-410 (1996-04-01)
Barbiturates are a class of drugs that are utilized as anesthetics and sleeping agents and are used for the treatment of anxiety, epilepsy and other psychiatric disorders. Because of their pyrimidine structures, barbiturates are highly basic compounds. The evaluation of
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service