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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: B3LYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-247.394505
Energy at 298.15K-247.400121
Nuclear repulsion energy163.060409
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/6-311+G(3df,2p)
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 3728 3605 42.03      
2 A 3595 3477 47.72      
3 A 3233 3127 1.47      
4 A 3149 3045 10.07      
5 A 3137 3034 8.13      
6 A 1758 1700 271.06      
7 A 1686 1630 45.97      
8 A 1620 1567 113.52      
9 A 1443 1396 79.78      
10 A 1354 1309 42.38      
11 A 1288 1245 120.49      
12 A 1113 1076 3.10      
13 A 1038 1003 5.58      
14 A 1019 985 46.94      
15 A 1012 979 1.62      
16 A 822 794 18.39      
17 A 812 785 5.59      
18 A 617 597 10.03      
19 A 614 594 2.22      
20 A 470 455 8.92      
21 A 468 452 5.20      
22 A 276 267 7.26      
23 A 198 191 169.08      
24 A 114 110 16.56      

Unscaled Zero Point Vibrational Energy (zpe) 17281.9 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 16711.6 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/6-311+G(3df,2p)
ABC
0.35941 0.14081 0.10117

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.802 -0.643 -0.001
C2 -0.476 0.130 -0.000
N3 -1.604 -0.640 0.000
O4 -0.523 1.346 -0.000
C5 1.976 -0.025 0.000
H6 0.744 -1.726 -0.002
H7 -2.499 -0.180 0.001
H8 -1.573 -1.643 0.001
H9 2.021 1.056 0.001
H10 2.907 -0.574 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.49382.40602.39011.32671.08453.33302.57712.09062.1064
C21.49381.36531.21712.45752.22062.04602.08472.66303.4562
N32.40601.36532.26083.63252.58631.00581.00374.00154.5117
O42.39011.21712.26082.85113.32282.49633.16802.56043.9318
C51.32672.45753.63252.85112.10044.47763.90051.08211.0811
H61.08452.22062.58633.32282.10043.59152.31783.06092.4511
H73.33302.04601.00582.49634.47763.59151.73114.68525.4204
H82.57712.08471.00373.16803.90052.31781.73114.49424.6059
H92.09062.66304.00152.56041.08213.06094.68524.49421.8562
H102.10643.45624.51173.93181.08112.45115.42044.60591.8562

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.531 C1 C2 O4 123.368
C1 C5 H9 120.086 C1 C5 H10 121.713
C2 C1 C5 121.106 C2 C1 H6 118.049
C2 N3 H7 118.499 C2 N3 H8 122.549
N3 C2 O4 122.101 C5 C1 H6 120.846
H7 N3 H8 118.951 H9 C5 H10 118.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.058      
2 C 0.895      
3 N -0.691      
4 O -0.781      
5 C -0.212      
6 H 0.114      
7 H 0.196      
8 H 0.205      
9 H 0.174      
10 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.313 -3.634 0.003 3.647
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 10.084 0.731 0.001
y 0.731 7.641 0.000
z 0.001 0.000 5.086


<r2> (average value of r2) Å2
<r2> 115.665
(<r2>)1/2 10.755