All results from a given calculation for C4H7NO (2-Pyrrolidinone)
using model chemistry: QCISD/cc-pVDZ
19 10 17 12 22
States and conformations
State |
Conformation |
minimum conformation |
conformer description |
state description |
1 |
1 |
yes |
C1 |
1A |
Energy calculated at QCISD/cc-pVDZ
| hartrees |
Energy at 0K | -285.840525 |
Energy at 298.15K | |
HF Energy | -284.899783 |
Nuclear repulsion energy | 238.739236 |
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 QCISD/cc-pVDZ
Geometric Data calculated at QCISD/cc-pVDZ
Point Group is C1
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
N1 |
0.081 |
-1.099 |
-0.125 |
C2 |
0.906 |
0.004 |
-0.013 |
C3 |
-0.015 |
1.223 |
0.146 |
C4 |
-1.413 |
0.685 |
-0.210 |
C5 |
-1.319 |
-0.810 |
0.168 |
O6 |
2.124 |
-0.008 |
-0.028 |
H7 |
0.487 |
-2.020 |
0.008 |
H8 |
0.043 |
1.542 |
1.204 |
H9 |
0.332 |
2.062 |
-0.478 |
H10 |
-2.237 |
1.200 |
0.310 |
H11 |
-1.581 |
0.771 |
-1.299 |
H12 |
-1.561 |
-0.966 |
1.241 |
H13 |
-1.995 |
-1.443 |
-0.431 |
Atom - Atom Distances (Å)
|
N1 |
C2 |
C3 |
C4 |
C5 |
O6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
N1 | | 1.3824 | 2.3405 | 2.3284 | 1.4592 | 2.3177 | 1.0150 | 2.9575 | 3.1908 | 3.2938 | 2.7639 | 2.1398 | 2.1264 |
C2 | 1.3824 | | 1.5362 | 2.4242 | 2.3760 | 1.2179 | 2.0673 | 2.1431 | 2.1860 | 3.3782 | 2.9027 | 2.9325 | 3.2688 | C3 | 2.3405 | 1.5362 | | 1.5392 | 2.4156 | 2.4744 | 3.2850 | 1.1069 | 1.1013 | 2.2280 | 2.1781 | 2.8954 | 3.3709 | C4 | 2.3284 | 2.4242 | 1.5392 | | 1.5452 | 3.6082 | 3.3126 | 2.2031 | 2.2386 | 1.1024 | 1.1050 | 2.2033 | 2.2173 | C5 | 1.4592 | 2.3760 | 2.4156 | 1.5452 | | 3.5400 | 2.1798 | 2.9087 | 3.3752 | 2.2145 | 2.1731 | 1.1104 | 1.1035 | O6 | 2.3177 | 1.2179 | 2.4744 | 3.6082 | 3.5400 | | 2.5932 | 2.8728 | 2.7747 | 4.5376 | 3.9936 | 4.0127 | 4.3800 | H7 | 1.0150 | 2.0673 | 3.2850 | 3.3126 | 2.1798 | 2.5932 | | 3.7840 | 4.1136 | 4.2286 | 3.7116 | 2.6124 | 2.5860 | H8 | 2.9575 | 2.1431 | 1.1069 | 2.2031 | 2.9087 | 2.8728 | 3.7840 | | 1.7843 | 2.4729 | 3.0818 | 2.9777 | 3.9674 | H9 | 3.1908 | 2.1860 | 1.1013 | 2.2386 | 3.3752 | 2.7747 | 4.1136 | 1.7843 | | 2.8221 | 2.4496 | 3.9634 | 4.2074 | H10 | 3.2938 | 3.3782 | 2.2280 | 1.1024 | 2.2145 | 4.5376 | 4.2286 | 2.4729 | 2.8221 | | 1.7893 | 2.4531 | 2.7556 | H11 | 2.7639 | 2.9027 | 2.1781 | 1.1050 | 2.1731 | 3.9936 | 3.7116 | 3.0818 | 2.4496 | 1.7893 | | 3.0773 | 2.4138 | H12 | 2.1398 | 2.9325 | 2.8954 | 2.2033 | 1.1104 | 4.0127 | 2.6124 | 2.9777 | 3.9634 | 2.4531 | 3.0773 | | 1.7922 | H13 | 2.1264 | 3.2688 | 3.3709 | 2.2173 | 1.1035 | 4.3800 | 2.5860 | 3.9674 | 4.2074 | 2.7556 | 2.4138 | 1.7922 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
N1 |
C2 |
C3 |
106.510 |
|
N1 |
C2 |
O6 |
125.960 |
N1 |
C5 |
C4 |
101.577 |
|
N1 |
C5 |
H12 |
112.052 |
N1 |
C5 |
H13 |
111.398 |
|
C2 |
N1 |
C5 |
113.448 |
C2 |
N1 |
H7 |
118.340 |
|
C2 |
C3 |
C4 |
104.047 |
C2 |
C3 |
H8 |
107.237 |
|
C2 |
C3 |
H9 |
110.876 |
C3 |
C2 |
O6 |
127.527 |
|
C3 |
C4 |
C5 |
103.104 |
C3 |
C4 |
H10 |
113.982 |
|
C3 |
C4 |
H11 |
109.826 |
C4 |
C3 |
H8 |
111.685 |
|
C4 |
C3 |
H9 |
114.936 |
C4 |
C5 |
H12 |
111.081 |
|
C4 |
C5 |
H13 |
112.617 |
C5 |
N1 |
H7 |
122.507 |
|
C5 |
C4 |
H10 |
112.448 |
C5 |
C4 |
H11 |
109.036 |
|
H8 |
C3 |
H9 |
107.808 |
H10 |
C4 |
H11 |
108.302 |
|
H12 |
C5 |
H13 |
108.099 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability