Boron trichloride
- Formula: BCl3
- Molecular weight: 117.170
- IUPAC Standard InChI: InChI=1S/BCl3/c2-1(3)4
- IUPAC Standard InChIKey: FAQYAMRNWDIXMY-UHFFFAOYSA-N
- CAS Registry Number: 10294-34-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Borane, trichloro-; Boron chloride (BCl3); Trichloroborane; Trichloroboron; BCl3; Boron chloride; Chlorure de bore; UN 1741; Trona boron trichloride
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Ion clustering data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
+
= (
•
)
By formula: Cl- + BCl3 = (Cl- • BCl3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 289. ± 8.4 | kJ/mol | Ther | Krivtsov, Titova, et al., 1977 | gas phase; Halide affinities from this reference are too high. G3MP2B3 calculations indicate an dHaff ca. 46 kcal/mol; value altered from reference due to conversion from electron convention to ion convention |
+
= (
•
)
By formula: F- + BCl3 = (F- • BCl3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | >360. ± 42. | kJ/mol | IMRB | Haartz and McDaniel, 1973 | gas phase; Greater than PF5 ( Larson and McMahon, 1985) |
| ΔrH° | >169.5 | kJ/mol | Ther | Stockdale, Nelson, et al., 1972 | gas phase; Fluoride Affinity: > SF5; new value of latter from Grimsrud, Chowdhury, et al., 1985 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | >310. ± 42. | kJ/mol | IMRB | Haartz and McDaniel, 1973 | gas phase; Greater than PF5 ( Larson and McMahon, 1985) |
References
Go To: Top, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Krivtsov, Titova, et al., 1977
Krivtsov, N.V.; Titova, K.V.; Rosolovskii, V.Ya.,
Thermochemical study of complex borates,
Russ. J. Inorg. Chem., 1977, 22, 374. [all data]
Haartz and McDaniel, 1973
Haartz, J.C.; McDaniel, D.H.,
Fluoride ion affinity of some lewis acids,
J. Am. Chem. Soc., 1973, 95, 8562. [all data]
Larson and McMahon, 1985
Larson, J.W.; McMahon, T.B.,
Fluoride and chloride affinities of the main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ICR halide exchange equilibria,
J. Am. Chem. Soc., 1985, 107, 766. [all data]
Stockdale, Nelson, et al., 1972
Stockdale, J.A.D.; Nelson, D.R.; Davis, F.J.; Compton, R.N.,
Studies of electron impact excitation, negative ion formation, and negative ion-molecule reactions in boron trifluoride and boron trichloride,
J. Chem. Phys., 1972, 56, 3336. [all data]
Grimsrud, Chowdhury, et al., 1985
Grimsrud, E.P.; Chowdhury, S.; Kebarle, P.,
Electron affinity of SF6 and perfluoromethylcyclohexane. The unusual kinetics of electron transfer reactions A- + B- + A, where A = SF6 or perfluorinated cycloalkanes,
J. Chem. Phys., 1985, 83, 1059. [all data]
Notes
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- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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