Geometric Data
Point Group Cs
Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
These cartesians were determined using some assumed coordinate values.
Cartesians
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
0.0912 |
0.6158 |
0.0000 |
| C2 |
-0.2945 |
-0.8813 |
0.0000 |
| O3 |
0.8063 |
-1.6679 |
0.0000 |
| O4 |
-1.3969 |
-1.3346 |
0.0000 |
| F5 |
-1.0079 |
1.3557 |
0.0000 |
| F6 |
0.8063 |
0.8883 |
1.0817 |
| F7 |
0.8063 |
0.8883 |
-1.0817 |
| H8 |
0.5010 |
-2.5780 |
0.0000 |
Atom - Atom Distances
Distances in Å
| |
C1 |
C2 |
O3 |
O4 |
F5 |
F6 |
F7 |
H8 |
| C1 |
|
1.5460 | 2.3931 | 2.4533 | 1.3250 | 1.3250 | 1.3250 | 3.2200 |
| C2 |
1.5460 |
|
1.3530 | 1.1920 | 2.3480 | 2.3480 | 2.3480 | 1.8740 |
| O3 |
2.3931 | 1.3530 |
|
2.2283 | 3.5262 | 2.7756 | 2.7756 | 0.9600 |
| O4 |
2.4533 | 1.1920 | 2.2283 |
|
2.7183 | 3.3115 | 3.3115 | 2.2690 |
| F5 |
1.3250 | 2.3480 | 3.5262 | 2.7183 |
|
2.1633 | 2.1633 | 4.2132 |
| F6 |
1.3250 | 2.3480 | 2.7756 | 3.3115 | 2.1633 |
|
2.1633 | 3.6440 |
| F7 |
1.3250 | 2.3480 | 2.7756 | 3.3115 | 2.1633 | 2.1633 |
|
3.6440 |
| H8 |
3.2200 | 1.8740 | 0.9600 | 2.2690 | 4.2132 | 3.6440 | 3.6440 |
|
Calculated geometries
for CF
3COOH (trifluoroacetic acid).
Experimental Bond Angles (degrees) from cartesians
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C2 |
O3 |
111.100 |
|
C1 |
C2 |
O4 |
126.800 |
| C2 |
C1 |
F5 |
109.500 |
|
C2 |
C1 |
F6 |
109.500 |
| C2 |
C1 |
F7 |
109.500 |
|
C2 |
O3 |
H8 |
107.000 |
| O3 |
C2 |
O4 |
122.100 |
|
F5 |
C1 |
F6 |
109.442 |
| F5 |
C1 |
F7 |
109.442 |
|
F6 |
C1 |
F7 |
109.442 |
Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
| Bond Type |
Count |
| C-C |
1 |
| C-O |
1 |
| C=O |
1 |
| C-F |
3 |
| H-O |
1 |
Connectivity
| Atom 1 |
Atom 2 |
| C1 |
C2 |
| C1 |
F5 |
| C1 |
F6 |
| C1 |
F7 |
| C2 |
O3 |
| C2 |
O4 |
| O3 |
H8 |
Dipole, Quadrupole and Polarizability
Electric dipole moment
| State |
Config |
State description |
Conf description |
Exp. min. |
Dipole (Debye) |
Reference |
comment |
Point Group |
Components |
| x |
y |
z |
total |
dipole |
quadrupole |
| 1 |
1 |
1A' |
Cs |
True |
|
|
|
2.280 |
NSRDS-NBS10 |
DR |
Cs |
2 |
3 |
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for
CF
3COOH (trifluoroacetic acid).
Electric quadrupole moment
| State |
Config |
State description |
Conf description |
Exp. min. |
Quadrupole (D Å) |
Reference |
comment |
Point Group |
Components |
| xx |
yy |
zz |
dipole |
quadrupole |
| 1 |
1 |
1A' |
Cs |
True |
|
|
|
|
|
Cs |
2 |
3 |
Calculated electric quadrupole moments for
CF
3COOH (trifluoroacetic acid).