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Name |
TRIMETHOXYBOROXINE |
EINECS | 203-016-8 |
CAS No. | 102-24-9 | Density | 1.216 |
PSA | 55.38000 | LogP | -1.05630 |
Solubility | reacts | Melting Point |
10 °C(lit.) |
Formula | C3H9 B3 O6 | Boiling Point | 130 °C(lit.) |
Molecular Weight | 173.534 | Flash Point | 14 ºC |
Transport Information | UN 2924 | Appearance | colorless not quite clear liquid |
Safety | Slightly toxic by ingestion. When heated to decomposition it emits toxic fumes of boron. | Risk Codes | R11;R38;R41 |
Molecular Structure | Hazard Symbols | ||
Synonyms |
Boroxin,trimethoxy- (6CI,7CI,8CI,9CI); Boric acid (H3B3O6), trimethyl ester; NSC 56370;TMBX; Trimethoxyboroxin; Trimethoxyboroxine |
Article Data | 44 |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 12h; Schlenk technique; Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In tetrahydrofuran for 12h; Reagent/catalyst; Schlenk technique; Inert atmosphere; | 83% |
dimethylsulfide borane complex
carbon dioxide
cyclotriboric acid trimethyl ester
Conditions | Yield |
---|---|
With C27H53BN2P2 at 60℃; under 3800.26 Torr; for 11h; Reagent/catalyst; Inert atmosphere; | 80% |
carbon dioxide
dimethylsulfide borane complex
cyclotriboric acid trimethyl ester
Conditions | Yield |
---|---|
With C39H45N2(1+)*CHO2(1-)*BH3O3 In benzene-d6 at 20℃; under 760.051 Torr; for 6h; | 67% |
With C24H18BO2P at 70℃; under 760.051 Torr; for 1h; Catalytic behavior; Reagent/catalyst; Inert atmosphere; | |
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In benzene-d6 at 80℃; under 760.051 Torr; for 21h; Catalytic behavior; Reagent/catalyst; Temperature; Time; Solvent; Sealed tube; | > 99 %Spectr. |
Conditions | Yield |
---|---|
With boron trioxide | |
With boric acid |
Conditions | Yield |
---|---|
at 250℃; | |
at 250℃; | |
250°C, 10 h, in sealed tube; | |
In neat (no solvent) decompn. on heating or by Lewis-acid catalysis;; |
Conditions | Yield |
---|---|
In methanol controlled partial hydrolysis; addn. of 2-methyl pentane, removal of CH3OH/2-methyl pentane azeotrope by distn.;; |
The formula of TRIMETHOXYBOROXINE(102-24-9 ) is C3H9B3O6 .
There are some TRIMETHOXYBOROXINE(102-24-9 )'s descriptions:
Mol weight: 173.53
Physical properties:Colorless liquid, flammable, sensitive to moisture.
Boiling point: 130 °C.
Density: 1.195 g/cm3 (25 °C).
Melting point: 10 °C.
Vapour pressure: 30 mm Hg (25 °C).
Specification: Appearance colorless not quite clear liquid
Purity 96 % min
1. | orl-rat LD50:5160 mg/kg | 14KTAK Boron, Metallo-Boron Compounds and Boranes R.M. Adams,New York, NY.: Wiley,1964,693. |