return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H7NO (Propanamide)

using model chemistry: MP2/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP2/cc-pVTZ
 hartrees
Energy at 0K-248.058594
Energy at 298.15K-248.066738
Nuclear repulsion energy179.273535
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/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3773 3582 44.87      
2 A 3626 3443 45.69      
3 A 3192 3030 11.85      
4 A 3179 3018 18.35      
5 A 3125 2967 8.90      
6 A 3092 2936 19.41      
7 A 3076 2921 16.71      
8 A 1789 1698 254.94      
9 A 1623 1541 103.03      
10 A 1519 1442 9.36      
11 A 1509 1433 7.09      
12 A 1478 1403 7.77      
13 A 1423 1351 27.93      
14 A 1415 1344 56.63      
15 A 1298 1233 1.55      
16 A 1290 1225 87.14      
17 A 1134 1077 1.13      
18 A 1107 1052 0.33      
19 A 1075 1021 3.85      
20 A 1016 965 3.52      
21 A 822 780 5.93      
22 A 805 765 3.55      
23 A 639 606 3.18      
24 A 604 574 14.33      
25 A 505 480 5.77      
26 A 443 420 2.73      
27 A 260 246 9.21      
28 A 233 222 201.69      
29 A 213 202 1.78      
30 A 30 28 2.54      

Unscaled Zero Point Vibrational Energy (zpe) 22645.0 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 21501.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/cc-pVTZ
ABC
0.32626 0.12809 0.09598

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.584 -0.018 -0.041
H2 -1.769 -1.537 0.014
N3 -1.731 -0.544 -0.119
O4 -0.508 1.356 0.057
C5 -0.555 0.137 0.027
H6 0.674 -1.180 1.136
H7 0.580 -1.576 -0.565
C8 0.675 -0.745 0.134
H9 2.826 -0.605 0.026
H10 1.975 0.442 -1.114
H11 2.024 0.870 0.585
C12 1.956 0.035 -0.106

Atom - Atom Distances (Å)
  H1 H2 N3 O4 C5 H6 H7 C8 H9 H10 H11 C12
H11.72471.00472.49132.03573.65373.56523.34305.44184.70584.73394.5401
H21.72471.00233.15582.06762.71162.41932.57134.68834.38234.52804.0441
N31.00471.00232.26661.36702.78652.57022.42754.56003.96244.07383.7321
O42.49133.15582.26661.22002.99853.18852.41153.86752.89322.63102.8000
C52.03572.06761.36701.22002.11582.13851.51693.46142.79202.73862.5162
H63.65372.71162.78652.99852.11581.74981.09252.48873.06372.51602.1587
H73.56522.41932.57023.18852.13851.74981.09092.51782.51403.06502.1677
C83.34302.57132.42752.41151.51691.09251.09092.15862.15792.15221.5185
H95.44184.68834.56003.86753.46142.48872.51782.15861.76601.76961.0879
H104.70584.38233.96242.89322.79203.06372.51402.15791.76601.75251.0875
H114.73394.52804.07382.63102.73862.51603.06502.15221.76961.75251.0863
C124.54014.04413.73212.80002.51622.15872.16771.51851.08791.08751.0863

picture of Propanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 118.480 H1 N3 C5 117.448
H2 N3 C5 120.765 N3 C5 O4 122.261
N3 C5 C8 114.550 O4 C5 C8 123.187
C5 C8 H6 107.236 C5 C8 H7 109.087
C5 C8 C12 111.985 H6 C8 H7 106.528
H6 C8 C12 110.474 H7 C8 C12 111.301
C8 C12 H9 110.745 C8 C12 H10 110.715
C8 C12 H11 110.329 H9 C12 H10 108.543
H9 C12 H11 108.967 H10 C12 H11 107.453
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability