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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: MP2/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 MP2/cc-pVDZ
 hartrees
Energy at 0K-246.584913
Energy at 298.15K-246.590731
HF Energy-245.841850
Nuclear repulsion energy161.863031
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 MP2/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 3749 3570 36.50      
2 A 3604 3433 44.86      
3 A 3314 3156 1.50      
4 A 3217 3064 10.25      
5 A 3197 3045 3.18      
6 A 1815 1729 208.71      
7 A 1701 1620 19.47      
8 A 1618 1541 98.91      
9 A 1446 1378 95.69      
10 A 1363 1298 55.47      
11 A 1288 1227 49.58      
12 A 1124 1071 6.53      
13 A 1043 994 2.54      
14 A 1017 969 29.08      
15 A 970 924 12.51      
16 A 833 794 9.05      
17 A 811 773 22.49      
18 A 624 595 32.33      
19 A 595 567 10.43      
20 A 475 452 20.21      
21 A 469 447 30.27      
22 A 364 347 198.61      
23 A 279 266 5.45      
24 A 110 105 4.37      

Unscaled Zero Point Vibrational Energy (zpe) 17513.5 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 16681.6 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 MP2/cc-pVDZ
ABC
0.35198 0.13970 0.10018

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.797 -0.660 -0.026
C2 0.480 0.132 -0.007
N3 1.620 -0.646 -0.047
O4 0.511 1.357 -0.005
C5 -1.984 -0.025 0.022
H6 -0.744 -1.754 -0.082
H7 2.485 -0.154 0.157
H8 1.567 -1.605 0.277
H9 -2.002 1.069 0.071
H10 -2.930 -0.573 0.011

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.50272.41742.40371.34701.09663.32632.56392.10942.1351
C21.50271.38031.22562.46912.24942.03212.06792.65453.4822
N32.41741.38032.28953.65782.61171.01591.01364.00934.5512
O42.40371.22562.28952.85183.35512.49153.15672.53073.9450
C51.34702.46913.65782.85182.13004.47323.89491.09461.0936
H61.09662.24942.61173.35512.13003.61232.34403.09382.4860
H73.32632.03211.01592.49154.47323.61231.72104.65205.4336
H82.56392.06791.01363.15673.89492.34401.72104.46424.6217
H92.10942.65454.00932.53071.09463.09384.65204.46421.8865
H102.13513.48224.55123.94501.09362.48605.43364.62171.8865

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 113.897 C1 C2 O4 123.219
C1 C5 H9 119.173 C1 C5 H10 121.708
C2 C1 C5 120.003 C2 C1 H6 119.029
C2 N3 H7 115.164 C2 N3 H8 118.703
N3 C2 O4 122.835 C5 C1 H6 120.968
H7 N3 H8 115.999 H9 C5 H10 119.119
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability