281077
Trimethyloxonium tetrafluoroborate
95%
Synonym(s):
Trimethyloxonium fluoroborate
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About This Item
Linear Formula:
(CH3)3O(BF4)
CAS Number:
Molecular Weight:
147.91
UNSPSC Code:
12352107
NACRES:
NA.22
PubChem Substance ID:
EC Number:
206-994-4
Beilstein/REAXYS Number:
3597303
MDL number:
Assay:
95%
Form:
solid
Quality Segment
assay
95%
form
solid
functional group
ether
storage temp.
−20°C
SMILES string
C[O+](C)C.F[B-](F)(F)F
InChI
1S/C3H9O.BF4/c1-4(2)3;2-1(3,4)5/h1-3H3;/q+1;-1
InChI key
CZVZBKHWOFJNCR-UHFFFAOYSA-N
General description
Trimethyloxonium tetrafluoroborate can be used as a methylating agent for the methylation of hydroxyl/carboxyl functional groups. It is capable of methylating polyfunctional carboxylic acids. It is also used as a catalyst for the polymerization of cyclic sulfides and ethers.
Application
Reagent for the methylation of hydroxyl groups recently used in a complex, multistep synthesis directed towards spirastrellolide, a marine natural product.
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signalword
Danger
hcodes
Hazard Classifications
Skin Corr. 1B
supp_hazards
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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