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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at HF/SDD
 hartrees
Energy at 0K-245.756327
Energy at 298.15K-245.762586
Nuclear repulsion energy162.756187
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 HF/SDD
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 4006 3607 56.01      
2 A 3852 3468 76.38      
3 A 3464 3119 7.44      
4 A 3386 3048 19.60      
5 A 3352 3018 10.12      
6 A 1850 1666 221.75      
7 A 1823 1641 143.39      
8 A 1794 1616 196.01      
9 A 1590 1432 130.89      
10 A 1478 1331 84.93      
11 A 1425 1283 150.54      
12 A 1214 1093 10.32      
13 A 1186 1068 34.65      
14 A 1168 1052 10.19      
15 A 1116 1005 54.40      
16 A 912 821 106.78      
17 A 890 801 2.72      
18 A 693 624 192.65      
19 A 665 598 15.13      
20 A 572 515 182.48      
21 A 503 453 6.47      
22 A 500 451 18.73      
23 A 297 268 10.28      
24 A 123 110 6.74      

Unscaled Zero Point Vibrational Energy (zpe) 18927.9 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 17042.7 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 HF/SDD
ABC
0.35858 0.14007 0.10072

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.802 -0.649 -0.000
C2 0.476 0.119 -0.000
N3 1.615 -0.633 0.000
O4 0.515 1.352 -0.000
C5 -1.981 -0.027 0.000
H6 -0.738 -1.721 -0.001
H7 2.493 -0.166 0.000
H8 1.598 -1.625 0.001
H9 -2.033 1.045 0.001
H10 -2.904 -0.575 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.49072.41742.39561.33221.07383.33052.59112.09302.1026
C21.49071.36501.23442.46082.20372.03732.07342.67383.4498
N32.41741.36502.27013.64642.59220.99450.99184.01504.5191
O42.39561.23442.27012.85143.31862.49403.16822.56593.9242
C51.33222.46083.64642.85142.10044.47593.91901.07301.0732
H61.07382.20372.59223.31862.10043.58562.33793.05322.4500
H73.33052.03730.99452.49404.47593.58561.71154.68495.4122
H82.59112.07340.99183.16823.91902.33791.71154.50634.6224
H92.09302.67384.01502.56591.07303.05324.68494.50631.8387
H102.10263.44984.51913.92421.07322.45005.41224.62241.8387

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 115.599 C1 C2 O4 122.790
C1 C5 H9 120.581 C1 C5 H10 121.512
C2 C1 C5 121.214 C2 C1 H6 117.548
C2 N3 H7 118.570 C2 N3 H8 122.429
N3 C2 O4 121.611 C5 C1 H6 121.238
H7 N3 H8 119.001 H9 C5 H10 117.907
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.201      
2 C 0.509      
3 N -0.838      
4 O -0.454      
5 C -0.385      
6 H 0.186      
7 H 0.388      
8 H 0.363      
9 H 0.233      
10 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.171 -4.326 0.003 4.330
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.316 -3.590 0.004
y -3.590 -32.138 -0.001
z 0.004 -0.001 -33.001
Traceless
 xyz
x 11.254 -3.590 0.004
y -3.590 -4.980 -0.001
z 0.004 -0.001 -6.274
Polar
3z2-r2-12.549
x2-y210.822
xy-3.590
xz0.004
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.887 -0.936 -0.001
y -0.936 6.058 0.001
z -0.001 0.001 2.601


<r2> (average value of r2) Å2
<r2> 116.115
(<r2>)1/2 10.776