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92330

Sigma-Aldrich

Trimethyl borate

purum, ≥99.0% (GC)

Sinonimo/i:

Boric acid trimethyl ester, Methyl borate

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About This Item

Formula condensata:
B(OCH3)3
Numero CAS:
121-43-7
Peso molecolare:
103.91
Beilstein:
1697939
Numero CE:
204-468-9
Numero MDL:
MFCD00008346
Codice UNSPSC:
12352103
ID PubChem:
329769888
NACRES:
NA.22

Densità del vapore

3.59 (vs air)

Livello qualitativo

200

Grado

purum

Saggio

≥99.0% (GC)

Forma fisica

liquid

Indice di rifrazione

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

P. eboll.

68-69 °C (lit.)

Punto di fusione

−34 °C (lit.)

Densità

0.932 g/mL at 20 °C (lit.)

Stringa SMILE

COB(OC)OC

InChI

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

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Applicazioni

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.

Avvertenze

Danger

Classi di pericolo

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

Organi bersaglio

Eyes

Codice della classe di stoccaggio

3 - Flammable liquids

Classe di pericolosità dell'acqua (WGK)

WGK 1

Punto d’infiammabilità (°F)

12.2 °F - (own results)

Punto d’infiammabilità (°C)

-11 °C - (own results)

Dispositivi di protezione individuale

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

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Certificati d'analisi (COA)

Lot/Batch Number
BCCJ9164
BCCC9592
BCBS8845V
BCBR6280V
BCBX6521

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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)
Scott Gronert et al.
Journal of the American Society for Mass Spectrometry, 13(9), 1088-1098 (2002-09-27)
Using a quadrupole ion trap mass spectrometer, trimethyl borate was allowed to react with dihydrogen phosphate, deprotonated O-phosphoserine, and a set of hydrogen bonded complexes involving dihydrogen phosphate and neutral acids (phosphoric acid, acetic acid, serine, and O-phosphoserine). The reactions
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