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All results from a given calculation for C3H7NO (Propanamide)

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-47.060429
Energy at 298.15K-47.068500
Nuclear repulsion energy99.000045
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 B3LYP/CEP-31G*
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 3704 3577 24.52      
2 A 3571 3448 26.17      
3 A 3146 3038 34.15      
4 A 3122 3015 49.56      
5 A 3082 2977 27.37      
6 A 3056 2951 32.88      
7 A 3039 2935 28.85      
8 A 1776 1715 312.65      
9 A 1622 1566 95.67      
10 A 1505 1453 11.74      
11 A 1492 1441 7.66      
12 A 1470 1420 6.05      
13 A 1411 1363 7.80      
14 A 1392 1344 66.71      
15 A 1280 1236 14.95      
16 A 1264 1220 99.21      
17 A 1113 1075 3.30      
18 A 1088 1051 0.70      
19 A 1048 1012 6.64      
20 A 994 960 3.84      
21 A 801 774 9.98      
22 A 781 754 3.41      
23 A 641 619 3.75      
24 A 587 567 22.33      
25 A 493 476 9.82      
26 A 424 409 2.40      
27 A 294 284 243.26      
28 A 251 242 10.20      
29 A 204 197 0.26      
30 A 29 28 3.69      

Unscaled Zero Point Vibrational Energy (zpe) 22338.8 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 21572.6 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 B3LYP/CEP-31G*
ABC
0.31029 0.12328 0.09359

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.617 -0.025 -0.139
H2 -1.788 -1.552 -0.037
N3 -1.746 -0.549 -0.197
O4 -0.564 1.395 0.100
C5 -0.575 0.162 0.051
H6 0.739 -0.960 1.321
H7 0.571 -1.664 -0.300
C8 0.685 -0.710 0.245
H9 2.864 -0.577 0.047
H10 1.965 0.231 -1.273
H11 2.049 0.996 0.333
C12 1.972 0.029 -0.188

Atom - Atom Distances (Å)
  H1 H2 N3 O4 C5 H6 H7 C8 H9 H10 H11 C12
H11.74081.01852.50802.05953.77803.58853.39495.51224.72724.79994.5902
H21.74081.01693.19422.10112.92952.37612.62784.75364.33484.62064.0819
N31.01851.01692.29451.39172.94132.57322.47644.61643.94134.13133.7628
O42.50803.19422.29451.23482.95543.28742.45263.95543.10412.65352.8953
C52.05952.10111.39171.23482.14412.18381.54473.51752.86522.76792.5620
H63.77802.92952.94132.95542.14411.77591.10642.50663.10632.55272.1854
H73.58852.37612.57323.28742.18381.77591.10442.56122.54573.10812.2006
C83.39492.62782.47642.45261.54471.10641.10442.19152.19682.18581.5459
H95.51224.75364.61643.95543.51752.50662.56122.19151.79041.79461.1038
H104.72724.33483.94133.10412.86523.10632.54572.19681.79041.78031.1034
H114.79994.62064.13132.65352.76792.55273.10812.18581.79461.78031.1009
C124.59024.08193.76282.89532.56202.18542.20061.54591.10381.10341.1009

picture of Propanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 117.581 H1 N3 C5 116.553
H2 N3 C5 120.664 N3 C5 O4 121.638
N3 C5 C8 114.889 O4 C5 C8 123.471
C5 C8 H6 106.782 C5 C8 H7 109.931
C5 C8 C12 111.985 H6 C8 H7 106.890
H6 C8 C12 109.859 H7 C8 C12 111.172
C8 C12 H9 110.485 C8 C12 H10 110.929
C8 C12 H11 110.213 H9 C12 H10 108.423
H9 C12 H11 108.980 H10 C12 H11 107.734
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.324      
2 H 0.313      
3 N -0.373      
4 O -0.130      
5 C -0.222      
6 H 0.140      
7 H 0.134      
8 C -0.188      
9 H 0.164      
10 H 0.147      
11 H 0.184      
12 C -0.493      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.768 -3.704 0.388 3.803
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.916 2.814 -0.332
y 2.814 -32.887 -0.686
z -0.332 -0.686 -31.244
Traceless
 xyz
x 7.150 2.814 -0.332
y 2.814 -4.806 -0.686
z -0.332 -0.686 -2.343
Polar
3z2-r2-4.687
x2-y27.971
xy2.814
xz-0.332
yz-0.686


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.361 0.348 0.158
y 0.348 6.685 0.019
z 0.158 0.019 4.656


<r2> (average value of r2) Å2
<r2> 108.655
(<r2>)1/2 10.424