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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/6-31G*
 hartrees
Energy at 0K-247.037877
Energy at 298.15K 
HF Energy-246.793317
Nuclear repulsion energy162.571284
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 B2PLYP=FULLultrafine/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 3743 3551 34.91      
2 A 3614 3429 47.37      
3 A 3300 3131 3.16      
4 A 3211 3046 9.50      
5 A 3196 3032 10.30      
6 A 1799 1706 214.30      
7 A 1715 1627 30.75      
8 A 1661 1576 109.57      
9 A 1475 1399 81.40      
10 A 1382 1311 53.12      
11 A 1315 1247 87.86      
12 A 1133 1075 4.38      
13 A 1059 1005 3.82      
14 A 1026 973 34.06      
15 A 987 937 11.07      
16 A 832 789 6.80      
17 A 812 770 27.45      
18 A 627 595 21.86      
19 A 609 578 5.89      
20 A 476 451 10.75      
21 A 467 443 11.56      
22 A 282 268 7.84      
23 A 256 242 252.66      
24 A 113 107 11.40      

Unscaled Zero Point Vibrational Energy (zpe) 17543.8 cm-1
Scaled (by 0.9487) Zero Point Vibrational Energy (zpe) 16643.8 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 B2PLYP=FULLultrafine/6-31G*
ABC
0.35574 0.14075 0.10092

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.798 -0.655 -0.012
C2 -0.478 0.133 -0.002
N3 -1.612 -0.638 -0.016
O4 -0.509 1.356 -0.003
C5 1.977 -0.030 0.010
H6 0.737 -1.741 -0.038
H7 -2.502 -0.168 0.062
H8 -1.589 -1.638 0.102
H9 2.017 1.054 0.033
H10 2.916 -0.573 0.004

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.49962.40972.39831.33501.08793.33602.58392.09992.1197
C21.49961.37111.22352.46062.23372.04672.09352.65983.4665
N32.40971.37112.27873.64022.59501.00941.00774.00424.5282
O42.39831.22352.27872.84623.33842.50943.18512.54403.9305
C51.33502.46063.64022.84622.11384.48113.91321.08491.0845
H61.08792.23372.59503.33842.11383.60182.33243.07502.4726
H73.33602.04671.00942.50944.48113.60181.73134.68095.4329
H82.58392.09351.00773.18513.91322.33241.73134.50084.6302
H92.09992.65984.00422.54401.08493.07504.68094.50081.8590
H102.11973.46654.52823.93051.08452.47265.43294.63021.8590

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.080 C1 C2 O4 123.140
C1 C5 H9 120.044 C1 C5 H10 122.013
C2 C1 C5 120.357 C2 C1 H6 118.497
C2 N3 H7 117.787 C2 N3 H8 122.562
N3 C2 O4 122.770 C5 C1 H6 121.146
H7 N3 H8 118.258 H9 C5 H10 117.943
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability