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All results from a given calculation for C3H7NO (Propanamide)

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-247.047118
Energy at 298.15K-247.055613
Nuclear repulsion energy178.679548
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 B1B95/3-21G
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 3693 3533 29.65      
2 A 3560 3406 29.04      
3 A 3173 3035 15.38      
4 A 3164 3027 18.77      
5 A 3105 2971 9.13      
6 A 3089 2955 16.28      
7 A 3066 2933 15.50      
8 A 1774 1697 200.87      
9 A 1670 1598 85.96      
10 A 1559 1492 9.99      
11 A 1554 1487 10.88      
12 A 1512 1447 11.91      
13 A 1464 1401 21.05      
14 A 1393 1333 90.97      
15 A 1322 1264 6.40      
16 A 1316 1259 87.52      
17 A 1141 1091 2.55      
18 A 1130 1081 0.26      
19 A 1078 1032 3.03      
20 A 1025 981 3.74      
21 A 847 811 29.00      
22 A 785 751 4.56      
23 A 671 642 75.53      
24 A 605 579 6.35      
25 A 531 508 159.21      
26 A 500 479 85.53      
27 A 454 435 5.09      
28 A 277 265 11.12      
29 A 206 197 0.02      
30 A 38 36 1.21      

Unscaled Zero Point Vibrational Energy (zpe) 22851.3 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 21861.9 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 B1B95/3-21G
ABC
0.32306 0.12919 0.09561

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.602 0.031 0.032
H2 1.817 -1.523 0.031
N3 1.751 -0.515 0.021
O4 0.455 1.369 -0.015
C5 0.553 0.137 -0.006
H6 -0.622 -1.384 -0.956
H7 -0.596 -1.487 0.808
C8 -0.660 -0.789 -0.034
H9 -2.826 -0.612 -0.052
H10 -1.994 0.587 0.967
H11 -1.957 0.763 -0.783
C12 -1.947 0.031 0.028

Atom - Atom Distances (Å)
  H1 H2 N3 O4 C5 H6 H7 C8 H9 H10 H11 C12
H11.74161.01152.53082.05223.65733.62523.36425.46714.72324.68934.5492
H21.74161.00973.19712.08662.63452.53542.58364.73204.45514.48654.0718
N31.01151.00972.28791.36472.70972.66022.42724.57914.01714.00433.7385
O42.53083.19712.28791.23583.10213.15312.42873.83262.75152.60272.7491
C52.05222.08661.36471.23582.14392.15061.52643.46182.76362.70132.5026
H63.65732.63452.70973.10212.14391.76701.09712.50393.07582.53382.1735
H73.62522.53542.66023.15312.15061.76701.09642.54502.50613.07342.1771
C83.36422.58362.42722.42871.52641.09711.09642.17372.16232.15671.5276
H95.46714.73204.57913.83263.46182.50392.54502.17371.77961.78311.0925
H104.72324.45514.01712.75152.76363.07582.50612.16231.77961.75851.0921
H114.68934.48654.00432.60272.70132.53383.07342.15671.78311.75851.0916
C124.54924.07183.73852.74912.50262.17352.17711.52761.09251.09211.0916

picture of Propanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 119.008 H1 N3 C5 118.704
H2 N3 C5 122.288 N3 C5 O4 123.164
N3 C5 C8 114.068 O4 C5 C8 122.767
C5 C8 H6 108.506 C5 C8 H7 109.063
C5 C8 C12 110.059 H6 C8 H7 107.327
H6 C8 C12 110.739 H7 C8 C12 111.064
C8 C12 H9 111.033 C8 C12 H10 110.150
C8 C12 H11 109.736 H9 C12 H10 109.105
H9 C12 H11 109.453 H10 C12 H11 107.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.331      
2 H 0.325      
3 N -0.789      
4 O -0.505      
5 C 0.660      
6 H 0.232      
7 H 0.226      
8 C -0.542      
9 H 0.196      
10 H 0.223      
11 H 0.229      
12 C -0.586      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.292 -3.423 0.020 3.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.646 -2.386 0.131
y -2.386 -32.273 0.020
z 0.131 0.020 -30.919
Traceless
 xyz
x 6.950 -2.386 0.131
y -2.386 -4.491 0.020
z 0.131 0.020 -2.460
Polar
3z2-r2-4.919
x2-y27.627
xy-2.386
xz0.131
yz0.020


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.394 -0.332 0.037
y -0.332 6.017 -0.002
z 0.037 -0.002 3.728


<r2> (average value of r2) Å2
<r2> 126.802
(<r2>)1/2 11.261