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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: TPSSh/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-247.297349
Energy at 298.15K-247.302930
HF Energy-247.297349
Nuclear repulsion energy162.346577
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 TPSSh/6-31G*
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 3700 3550 27.55      
2 A 3573 3428 31.87      
3 A 3268 3135 5.22      
4 A 3180 3051 11.25      
5 A 3161 3033 17.81      
6 A 1785 1713 213.91      
7 A 1703 1634 32.88      
8 A 1651 1584 102.10      
9 A 1463 1403 71.11      
10 A 1370 1314 48.34      
11 A 1299 1246 102.04      
12 A 1119 1073 4.47      
13 A 1041 999 3.92      
14 A 1026 984 35.15      
15 A 987 947 11.80      
16 A 820 786 6.41      
17 A 808 775 23.53      
18 A 621 596 17.51      
19 A 602 577 5.74      
20 A 466 447 13.24      
21 A 455 436 6.31      
22 A 268 257 7.16      
23 A 217 209 237.06      
24 A 120 115 19.88      

Unscaled Zero Point Vibrational Energy (zpe) 17349.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 16645.2 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 TPSSh/6-31G*
ABC
0.35474 0.14045 0.10066

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.799 -0.656 -0.011
C2 0.478 0.133 -0.001
N3 1.615 -0.638 -0.017
O4 0.509 1.358 -0.003
C5 -1.980 -0.031 0.009
H6 -0.738 -1.744 -0.035
H7 2.508 -0.168 0.060
H8 1.594 -1.641 0.100
H9 -2.019 1.055 0.030
H10 -2.921 -0.573 0.004

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.50172.41442.40151.33651.08993.34352.59052.10262.1234
C21.50171.37391.22482.46352.23762.05272.09872.66253.4717
N32.41441.37392.28183.64612.60081.01151.01034.00994.5366
O42.40151.22482.28182.84963.34352.51563.19092.54623.9359
C51.33652.46353.64612.84962.11674.49003.92141.08691.0863
H61.08992.23762.60083.34352.11673.60982.33893.07962.4770
H73.34352.05271.01152.51564.49003.60981.73374.68955.4440
H82.59052.09871.01033.19093.92142.33891.73374.50944.6407
H92.10262.66254.00992.54621.08693.07964.68954.50941.8619
H102.12343.47174.53663.93591.08632.47705.44404.64071.8619

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.126 C1 C2 O4 123.152
C1 C5 H9 120.015 C1 C5 H10 122.083
C2 C1 C5 120.339 C2 C1 H6 118.530
C2 N3 H7 117.955 C2 N3 H8 122.609
N3 C2 O4 122.710 C5 C1 H6 121.131
H7 N3 H8 118.075 H9 C5 H10 117.902
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.171      
2 C 0.594      
3 N -0.783      
4 O -0.520      
5 C -0.340      
6 H 0.151      
7 H 0.354      
8 H 0.345      
9 H 0.201      
10 H 0.169      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.427 -3.434 0.467 3.492
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.770 -0.775 -0.013
y -0.775 6.465 0.024
z -0.013 0.024 2.486


<r2> (average value of r2) Å2
<r2> 115.416
(<r2>)1/2 10.743