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All results from a given calculation for C3H7NO (Propanamide)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-248.434866
Energy at 298.15K-248.442896
Nuclear repulsion energy178.597627
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3743 3581 32.72      
2 A 3613 3456 31.38      
3 A 3169 3031 15.75      
4 A 3147 3011 26.93      
5 A 3086 2953 18.78      
6 A 3075 2941 23.34      
7 A 3045 2913 20.13      
8 A 1825 1746 274.12      
9 A 1646 1574 113.19      
10 A 1528 1462 10.45      
11 A 1518 1453 7.55      
12 A 1492 1428 5.55      
13 A 1437 1374 5.67      
14 A 1424 1362 76.85      
15 A 1306 1249 63.82      
16 A 1297 1240 28.73      
17 A 1135 1086 1.69      
18 A 1110 1062 0.36      
19 A 1077 1030 2.46      
20 A 1017 973 4.04      
21 A 825 790 11.57      
22 A 799 765 3.88      
23 A 659 630 6.42      
24 A 604 578 12.73      
25 A 505 483 6.04      
26 A 437 418 3.19      
27 A 258 247 10.45      
28 A 208 199 3.03      
29 A 182 174 242.40      
30 A 36 34 3.32      

Unscaled Zero Point Vibrational Energy (zpe) 22600.3 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 21621.7 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 B3PW91/6-31G*
ABC
0.32296 0.12669 0.09545

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.592 -0.039 -0.118
H2 -1.768 -1.562 -0.062
N3 -1.725 -0.558 -0.131
O4 -0.532 1.356 0.071
C5 -0.560 0.137 0.035
H6 0.714 -1.092 1.217
H7 0.595 -1.623 -0.453
C8 0.687 -0.730 0.179
H9 2.846 -0.577 0.059
H10 1.986 0.340 -1.193
H11 2.020 0.947 0.463
C12 1.962 0.037 -0.141

Atom - Atom Distances (Å)
  H1 H2 N3 O4 C5 H6 H7 C8 H9 H10 H11 C12
H11.73211.00952.49502.04473.71723.57393.36335.46734.71674.75104.5547
H21.73211.00773.17202.08652.83142.39532.60294.71984.35714.57324.0595
N31.00951.00772.26441.36652.83802.57332.43804.57583.96284.07933.7356
O42.49503.17202.26441.22042.97663.22822.41853.89242.99442.61372.8295
C52.04472.08651.36651.22042.12862.16091.52543.48072.83362.73762.5307
H63.71722.83142.83802.97662.12861.75681.09992.48103.07862.53602.1634
H73.57392.39532.57333.22822.16091.75681.09812.53522.51743.07802.1741
C83.36332.60292.43802.41851.52541.09991.09812.16852.17132.16081.5230
H95.46734.71984.57583.89243.48072.48102.53522.16851.77461.78001.0950
H104.71674.35713.96282.99442.83363.07862.51742.17131.77461.76351.0947
H114.75104.57324.07932.61372.73762.53603.07802.16081.78001.76351.0929
C124.55474.05953.73562.82952.53072.16342.17411.52301.09501.09471.0929

picture of Propanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 118.342 H1 N3 C5 117.985
H2 N3 C5 122.278 N3 C5 O4 122.075
N3 C5 C8 114.821 O4 C5 C8 123.103
C5 C8 H6 107.241 C5 C8 H7 109.837
C5 C8 C12 112.239 H6 C8 H7 106.126
H6 C8 C12 110.097 H7 C8 C12 111.050
C8 C12 H9 110.797 C8 C12 H10 111.036
C8 C12 H11 110.303 H9 C12 H10 108.278
H9 C12 H11 108.894 H10 C12 H11 107.432
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.359     0.428
2 H 0.351     0.394
3 N -0.790     -0.973
4 O -0.506     -0.524
5 C 0.609     0.672
6 H 0.193     0.035
7 H 0.170     0.036
8 C -0.424     -0.034
9 H 0.162     0.071
10 H 0.179     0.078
11 H 0.198     0.080
12 C -0.503     -0.263


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.969 -3.508 0.194 3.645
CHELPG        
AIM        
ESP -0.956 -3.506 0.212 3.640


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.812 2.680 -0.006
y 2.680 -32.198 -0.399
z -0.006 -0.399 -30.914
Traceless
 xyz
x 6.744 2.680 -0.006
y 2.680 -4.335 -0.399
z -0.006 -0.399 -2.409
Polar
3z2-r2-4.818
x2-y27.386
xy2.680
xz-0.006
yz-0.399


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 127.703
(<r2>)1/2 11.301