Trimethyloxonium tetrafluoroborate

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Names

[ CAS No. ]:
420-37-1

[ Name ]:
Trimethyloxonium tetrafluoroborate

[Synonym ]:
MFCD00011798
EINECS 206-994-4
Oxonium, trimethyl-, tetrafluoroborate(1-)
trimethyloxidanium,tetrafluoroborate
Trimethyloxonium tetrafluoroborate

Chemical & Physical Properties

[ Melting Point ]:
200 °C

[ Molecular Formula ]:
C3H9BF4O

[ Molecular Weight ]:
147.908

[ Exact Mass ]:
148.068253

[ PSA ]:
9.23000

[ LogP ]:
1.72810

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Supplemental HS ]:
Reacts violently with water.

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C: Corrosive;

[ Risk Phrases ]:
R14

[ Safety Phrases ]:
S26-S36/37/39-S43-S45

[ RIDADR ]:
UN 3261 8/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
II

[ Hazard Class ]:
8

[ HS Code ]:
2909199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • dimethyl ether
  • Boron trifluoride etherate
  • methyl iodide
  • diazomethane
  • EDA
  • Triethyloxonium tetrafluoroborate
  • Dichloromethane
  • dimethylphenyl sulfonium tetrafluoroborate
  • Methyl fluoride
  • 1-fluoropropane

DownStream

  • methyl cyclopentanecarboximidate,hydrochloride
  • 4-methoxy-2-phenyl-1,5-benzothiazepine
  • 5-Bromo-2-methyl-2H-indazole
  • 1-Bromo-3-methoxypropane
  • a-methyl-D-phenylalanine
  • a-methyl-L-phenylalanine
  • Methyl 2-formylbenzoate
  • 2,3-Dimethyl-6-nitro-2H-indazole
  • (DIMETHYLAMINO)METHYLPHENYLOXOSULFONIUMTETRAFLUOROBORATE
  • Pyrazine, 2,5-dihydro-3,6-dimethoxy-2-propyl-, (2S)- (9CI)

Customs

[ HS Code ]: 2909199090

[ Summary ]:
2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Articles

Toward the total synthesis of spirastrellolide A. Part 2: Conquest of the northern hemisphere.

Angew. Chem. Int. Ed. Engl. 45 , 5510, (2006)

Profiling of organic acids by capillary gas chromatography-mass spectrometry after direct methylation in urine using trimethyloxonium tetrafluoroborate.

J. Chromatogr. A. 843(1-2) , 237-45, (1999)

Trimethyloxonium tetrafluoroborate (TMO) is applied as derivatising reagent to transform urinary organic acids into their methyl esters. The method is suggested as an alternative to the use of diazome...

Urinary organic acid screening by solid-phase microextraction of the methyl esters.

J. Chromatogr. B. Biomed. Sci. Appl. 713(2) , 427-32, (1998)

We developed a new sample preparation method for profiling organic acids in urine by GC or GC-MS. The method includes derivatisation of the organic acids directly in the aqueous urine using trimethylo...


More Articles

Related Compounds

  • Trimethyloxonium-d9 Tetrafluoroborate
  • Trimethyloxonium hexafluorophosphate
  • TRIMETHYLOXONIUM HEXACHLOROANTIMONATE
  • triethylsulphonium tetrafluoroborate(1-)
  • Triethylphosphonium tetrafluoroborate
  • Methyltriethoxyphosphonium tetrafluoroborate
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • tert-Butyl 2-methyl-4,6-dihydropyrrolo[3,4-c]pyrazole-5(2H)-carboxylate
  • N-(3-(benzofuran-2-yl)propyl)-4-methoxy-3-methylbenzenesulfonamide
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • 8-cyclopropyl-4-(piperidin-1-yl)pyrido[2,3-d]pyrimidin-7(8H)-imine
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde