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CAS No.: | 10294-34-5 |
---|---|
Name: | Boron trichloride |
Article Data: | 333 |
Molecular Structure: | |
Formula: | BCl3 |
Molecular Weight: | 117.17 |
Synonyms: | Boronchloride (BCl3) (8CI);Trichloroborane;Trichloroboron; |
EINECS: | 233-658-4 |
Density: | 1.384 g/cm3 |
Melting Point: | -107 °C(lit.) |
Boiling Point: | 12.5 °C at 760 mmHg |
Flash Point: | -17 °C |
Solubility: | Decomposes in water |
Appearance: | colourless gas |
Hazard Symbols: | T+, T, N, F |
Risk Codes: | 14-26/28-36/37/38-40-67-65-62-51/53-48/20-34-11-50/53-26/27/28-63-39/23/24/25-24-21-10 |
Safety: | 9-26-28-36/37/39-45-8-61-38-28A-16-1-60-33-23-7/9-62 |
Transport Information: | UN 3390 6.1/PG 1 |
PSA: | 0.00000 |
LogP: | 1.68770 |
boron trichloride
Conditions | Yield |
---|---|
In melt Electrolysis; electrolysis in a chloride melt (400-500°C); | 100% |
With chlorine 400°C;; 6-8 times vac. distn. spect. purity product obtained; | |
With silver(I) chloride |
Conditions | Yield |
---|---|
byproducts: HCl, ClCOCl; at room temp.;; | A n/a B 96% |
A
boron trichloride
B
1,3-di-tert-butyl-2-chloro-2,3-dihydro-1H-1,3,2-diazaborole
Conditions | Yield |
---|---|
With sodium amalgam In hexane Ar atmosphere, stiring (overnight in the dark); decantation, filtration, removement of volatiles (vacuum), sublimation (40 to 60°C, 0.01 Torr); | A n/a B 91% |
Conditions | Yield |
---|---|
With hydrogen condensation of HBCl2/BCl3/B2H6 mixt. on molecular sieve, heating in H2 stream, BCl3 not adsorbed, B2H6 easily desorbed, strongly adsorbed HBCl2 slowly symmetrysied; | A n/a B 90% |
With H2 condensation of HBCl2/BCl3/B2H6 mixt. on molecular sieve, heating in H2 stream, BCl3 not adsorbed, B2H6 easily desorbed, strongly adsorbed HBCl2 slowly symmetrysied; | A n/a B 90% |
equil. const. Kx determined at 273 K; |
Conditions | Yield |
---|---|
In tetrachloromethane 100°C, 2 weeks; NMR monitoring; not isolated, detected by NMR; | A 88% B n/a C n/a |
aluminium trichloride
boron trifluoride
A
aluminum(III) fluoride
B
boron trichloride
Conditions | Yield |
---|---|
heating with excess of BF3; condensation of BCl3 in an U-tube cooled the mixt. of CO2 and alcohol; fractionated distn.; | A n/a B 80% |
heating with excess of BF3; condensation of BCl3 in an U-tube cooled the mixt. of CO2 and alcohol; fractionated distn.; | A n/a B 80% |
1,3-bis(dichloroboryl)propane
boron triiodide
A
1,3-bis(diiodoboryl)propane
B
boron trichloride
Conditions | Yield |
---|---|
removal of BCl3 in vacuo;; distillation in vacuo after 4 h;; | A 78% B n/a |
diboron tetrachloride
A
monochlorodiborane
C
dichloroborane
D
boron trichloride
E
diborane
Conditions | Yield |
---|---|
In neat (no solvent) reaction carried out in Pyrex tubes to which Teflon valves had been sealed or in a N2-filled glovebox; reaction of B2Cl4 with excess B5H9 in a 1:3 mole ratio; vessel allowed to warm from -196 ° C to ambient temp., 20 min at ambient temp.,; fractionation, yield of 1-BCl2B5H8 based upon amt. of B2Cl4 employed: 73%, based upon amt. of B5H9 consumed: 95%; small amts. of B2H6, BCl2H, B2H5Cl, also material insufficiently volatileto move into vac. line formed;; | A n/a B 73% C n/a D n/a E n/a |
diphenylboronchloride
boron triiodide
A
(diphenyl)iodoborane
B
boron trichloride
Conditions | Yield |
---|---|
heating at 130-140°C for 4 h; distn.; | A 72% B n/a |
Conditions | Yield |
---|---|
800-1000°C; ratio B2O3:NaCl=3:1; | 60% |
800-1000°C; ratio B2O3:NaCl=1:1; | 30% |
0% |
Boron trichloride(10294-34-5) is originally used for production of elemental boron.
1. | ihl-rat LCLo:20 ppm/7H | 14KTAK Boron, Metallo-Boron Compounds and Boranes R.M. Adams,New York, NY.: Wiley,1964,726. | ||
2. | ihl-mus LCLo:20 ppm/7H | 14KTAK Boron, Metallo-Boron Compounds and Boranes R.M. Adams,New York, NY.: Wiley,1964,726. |