All results from a given calculation for C2H5CN (ethyl cyanide)
using model chemistry: MP2=FULL/aug-cc-pVQZ
19 10 17 12 22
States and conformations
State |
Conformation |
minimum conformation |
conformer description |
state description |
1 |
1 |
yes |
Cs |
1A' |
Energy calculated at MP2=FULL/aug-cc-pVQZ
| hartrees |
Energy at 0K | -171.885976 |
Energy at 298.15K | |
HF Energy | -171.031443 |
Nuclear repulsion energy | 103.333844 |
The energy at 298.15K was derived from the energy at 0K
and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2=FULL/aug-cc-pVQZ
Geometric Data calculated at MP2=FULL/aug-cc-pVQZ
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
1.499 |
0.555 |
0.000 |
C2 |
0.000 |
0.817 |
0.000 |
C3 |
-0.763 |
-0.420 |
0.000 |
N4 |
-1.351 |
-1.425 |
0.000 |
H5 |
2.039 |
1.495 |
0.000 |
H6 |
1.789 |
-0.011 |
0.878 |
H7 |
1.789 |
-0.011 |
-0.878 |
H8 |
-0.289 |
1.394 |
0.874 |
H9 |
-0.289 |
1.394 |
-0.874 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
C3 |
N4 |
H5 |
H6 |
H7 |
H8 |
H9 |
C1 | | 1.5223 | 2.4631 | 3.4706 | 1.0841 | 1.0840 | 1.0840 | 2.1604 | 2.1604 |
C2 | 1.5223 | | 1.4529 | 2.6175 | 2.1489 | 2.1584 | 2.1584 | 1.0863 | 1.0863 | C3 | 2.4631 | 1.4529 | | 1.1648 | 3.3935 | 2.7299 | 2.7299 | 2.0677 | 2.0677 | N4 | 3.4706 | 2.6175 | 1.1648 | | 4.4743 | 3.5547 | 3.5547 | 3.1359 | 3.1359 | H5 | 1.0841 | 2.1489 | 3.3935 | 4.4743 | | 1.7607 | 1.7607 | 2.4892 | 2.4892 | H6 | 1.0840 | 2.1584 | 2.7299 | 3.5547 | 1.7607 | | 1.7568 | 2.5085 | 3.0600 | H7 | 1.0840 | 2.1584 | 2.7299 | 3.5547 | 1.7607 | 1.7568 | | 3.0600 | 2.5085 | H8 | 2.1604 | 1.0863 | 2.0677 | 3.1359 | 2.4892 | 2.5085 | 3.0600 | | 1.7480 | H9 | 2.1604 | 1.0863 | 2.0677 | 3.1359 | 2.4892 | 3.0600 | 2.5085 | 1.7480 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
C3 |
111.742 |
|
C1 |
C2 |
H8 |
110.722 |
C1 |
C2 |
H9 |
110.722 |
|
C2 |
C1 |
H5 |
109.931 |
C2 |
C1 |
H6 |
110.691 |
|
C2 |
C1 |
H7 |
110.691 |
C2 |
C3 |
N4 |
178.690 |
|
C3 |
C2 |
H8 |
108.174 |
C3 |
C2 |
H9 |
108.174 |
|
H5 |
C1 |
H6 |
108.604 |
H5 |
C1 |
H7 |
108.604 |
|
H6 |
C1 |
H7 |
108.256 |
H8 |
C2 |
H9 |
107.141 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability