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: mPW1PW91/aug-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 mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-248.506463
Energy at 298.15K-248.514472
Nuclear repulsion energy178.848262
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 mPW1PW91/aug-cc-pVDZ
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 3771 3614 39.60      
2 A 3627 3476 35.36      
3 A 3169 3037 17.29      
4 A 3155 3024 22.60      
5 A 3097 2968 10.90      
6 A 3074 2946 22.91      
7 A 3054 2927 23.50      
8 A 1791 1716 327.48      
9 A 1621 1554 119.39      
10 A 1481 1419 14.41      
11 A 1469 1407 7.59      
12 A 1448 1388 7.88      
13 A 1418 1359 56.19      
14 A 1395 1337 28.93      
15 A 1282 1229 80.16      
16 A 1279 1226 3.46      
17 A 1125 1078 1.36      
18 A 1095 1049 0.18      
19 A 1075 1030 1.68      
20 A 1007 965 4.72      
21 A 813 779 6.23      
22 A 802 768 3.37      
23 A 638 612 3.78      
24 A 600 575 8.30      
25 A 509 488 5.16      
26 A 441 423 3.90      
27 A 252 242 9.86      
28 A 203 195 1.51      
29 A 176 169 184.72      
30 A 23 22 0.91      

Unscaled Zero Point Vibrational Energy (zpe) 22445.0 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 21509.1 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 mPW1PW91/aug-cc-pVDZ
ABC
0.32868 0.12674 0.09511

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.597 -0.016 -0.079
H2 -1.782 -1.547 -0.068
N3 -1.739 -0.543 -0.069
O4 -0.518 1.354 0.041
C5 -0.558 0.135 0.020
H6 0.663 -1.233 1.088
H7 0.595 -1.546 -0.641
C8 0.679 -0.741 0.103
H9 2.836 -0.623 0.033
H10 2.013 0.497 -1.076
H11 2.043 0.846 0.655
C12 1.969 0.038 -0.081

Atom - Atom Distances (Å)
  H1 H2 N3 O4 C5 H6 H7 C8 H9 H10 H11 C12
H11.73501.00722.49242.04653.67033.58453.36035.46824.74384.77554.5667
H21.73501.00553.16642.08232.72302.44532.59554.71104.42634.56914.0729
N31.00721.00552.25821.36412.75392.60422.43204.57694.02074.09273.7534
O42.49243.16642.25821.21943.03033.18042.41353.89352.89572.68182.8164
C52.04652.08231.36411.21942.12252.14361.51863.47832.81792.77012.5316
H63.67032.72302.75393.03032.12251.75841.10072.49123.08122.53192.1655
H73.58452.44532.60423.18042.14361.75841.09982.51582.52413.08152.1710
C83.36032.59552.43202.41351.51861.10071.09982.16152.16812.16361.5188
H95.46824.71104.57693.89353.47832.49122.51582.16151.77841.78141.0965
H104.74384.42634.02072.89572.81793.08122.52412.16811.77841.76601.0960
H114.77554.56914.09272.68182.77012.53193.08152.16361.78141.76601.0949
C124.56674.07293.75342.81642.53162.16552.17101.51881.09651.09601.0949

picture of Propanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 119.089 H1 N3 C5 118.542
H2 N3 C5 122.262 N3 C5 O4 121.769
N3 C5 C8 114.952 O4 C5 C8 123.276
C5 C8 H6 107.180 C5 C8 H7 108.852
C5 C8 C12 112.920 H6 C8 H7 106.089
H6 C8 C12 110.503 H7 C8 C12 110.998
C8 C12 H9 110.442 C8 C12 H10 110.993
C8 C12 H11 110.700 H9 C12 H10 108.420
H9 C12 H11 108.762 H10 C12 H11 107.428
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H -0.057      
2 H -0.053      
3 N -0.056      
4 O -0.599      
5 C 0.559      
6 H -0.122      
7 H -0.187      
8 C 0.382      
9 H -0.119      
10 H -0.104      
11 H -0.085      
12 C 0.441      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.806 -3.672 0.002 3.759
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.699 2.535 0.230
y 2.535 -33.424 -0.108
z 0.230 -0.108 -31.597
Traceless
 xyz
x 6.811 2.535 0.230
y 2.535 -4.776 -0.108
z 0.230 -0.108 -2.035
Polar
3z2-r2-4.070
x2-y27.724
xy2.535
xz0.230
yz-0.108


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.746 0.373 0.071
y 0.373 7.935 -0.010
z 0.071 -0.010 5.956


<r2> (average value of r2) Å2
<r2> 128.225
(<r2>)1/2 11.324