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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-247.209891
Energy at 298.15K-247.215426
Nuclear repulsion energy163.127661
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/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 3751 3606 41.77      
2 A 3605 3465 47.45      
3 A 3279 3151 1.48      
4 A 3181 3058 13.34      
5 A 3164 3041 5.76      
6 A 1818 1748 245.52      
7 A 1722 1655 28.13      
8 A 1589 1527 147.64      
9 A 1424 1369 109.68      
10 A 1360 1307 27.92      
11 A 1279 1229 48.08      
12 A 1108 1065 1.45      
13 A 1028 988 2.25      
14 A 1014 975 30.88      
15 A 992 954 5.35      
16 A 828 795 6.37      
17 A 823 791 17.94      
18 A 624 600 10.20      
19 A 612 588 5.47      
20 A 473 455 9.19      
21 A 461 443 5.06      
22 A 288 277 7.17      
23 A 149 143 75.20      
24 A 105 101 119.15      

Unscaled Zero Point Vibrational Energy (zpe) 17338.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 16665.5 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/cc-pVDZ
ABC
0.35845 0.14213 0.10180

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.793 -0.660 -0.008
C2 -0.474 0.128 -0.003
N3 -1.609 -0.627 -0.019
O4 -0.497 1.347 -0.001
C5 1.964 -0.027 0.007
H6 0.738 -1.752 -0.026
H7 -2.496 -0.149 0.062
H8 -1.585 -1.628 0.098
H9 1.972 1.064 0.022
H10 2.913 -0.563 0.005

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.49242.40232.38571.33131.09333.32892.56982.08962.1223
C21.49241.36291.21892.44322.23692.04142.08032.61963.4571
N32.40231.36292.26533.62312.60251.01041.00833.96074.5226
O42.38571.21892.26532.81833.33562.49733.16902.48513.9082
C51.33132.44323.62312.81832.11684.46173.89461.09181.0900
H61.09332.23692.60253.33562.11683.60992.32953.07572.4793
H73.32892.04141.01042.49734.46173.60991.73704.62995.4249
H82.56982.08031.00833.16903.89462.32951.73704.46214.6236
H92.08962.61963.96072.48511.09183.07574.62994.46211.8802
H102.12233.45714.52263.90821.09002.47935.42494.62361.8802

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.489 C1 C2 O4 122.942
C1 C5 H9 118.832 C1 C5 H10 122.135
C2 C1 C5 119.711 C2 C1 H6 118.978
C2 N3 H7 117.900 C2 N3 H8 121.921
N3 C2 O4 122.564 C5 C1 H6 121.311
H7 N3 H8 118.737 H9 C5 H10 119.033
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.125      
2 C 0.150      
3 N -0.105      
4 O -0.268      
5 C 0.063      
6 H -0.006      
7 H 0.108      
8 H 0.099      
9 H 0.050      
10 H 0.034      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.598 -3.409 0.284 3.473
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.726 2.874 -0.589
y 2.874 -29.735 -0.295
z -0.589 -0.295 -31.221
Traceless
 xyz
x 8.752 2.874 -0.589
y 2.874 -3.261 -0.295
z -0.589 -0.295 -5.491
Polar
3z2-r2-10.982
x2-y28.009
xy2.874
xz-0.589
yz-0.295


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.830 0.811 0.002
y 0.811 6.529 0.013
z 0.002 0.013 2.806


<r2> (average value of r2) Å2
<r2> 114.424
(<r2>)1/2 10.697