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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-286.297578
Energy at 298.15K-286.305536
HF Energy-286.014927
Nuclear repulsion energy228.243887
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/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 3731 3541 30.28      
2 A 3604 3421 35.51      
3 A 3279 3112 10.87      
4 A 3196 3033 5.95      
5 A 3180 3018 11.55      
6 A 3154 2994 13.58      
7 A 3087 2930 15.26      
8 A 1784 1694 223.83      
9 A 1716 1629 37.87      
10 A 1654 1570 94.82      
11 A 1542 1464 14.29      
12 A 1522 1445 7.67      
13 A 1483 1408 14.41      
14 A 1456 1382 4.17      
15 A 1412 1341 81.88      
16 A 1259 1195 49.89      
17 A 1118 1061 4.81      
18 A 1097 1041 0.31      
19 A 1044 991 5.03      
20 A 972 923 3.31      
21 A 951 902 38.11      
22 A 825 783 17.40      
23 A 758 720 5.51      
24 A 687 652 18.27      
25 A 582 553 34.82      
26 A 566 538 11.33      
27 A 514 488 10.19      
28 A 420 399 195.81      
29 A 376 357 8.71      
30 A 322 306 4.39      
31 A 267 254 9.86      
32 A 168 159 0.18      
33 A 76 72 3.86      

Unscaled Zero Point Vibrational Energy (zpe) 23900.9 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 22686.7 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 B2PLYP/6-31G*
ABC
0.17349 0.11229 0.07238

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.718 0.733 -0.062
H2 -2.610 0.242 -0.040
H3 -1.682 1.353 0.748
C4 1.741 -0.827 0.032
H5 2.356 -0.704 0.925
H6 1.317 -1.830 0.043
H7 2.388 -0.736 -0.843
C8 0.981 1.506 -0.037
H9 0.235 2.246 -0.084
H10 1.990 1.806 -0.027
C11 -0.703 -0.226 -0.019
O12 -1.007 -1.424 -0.012
C13 0.662 0.194 -0.008

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.01861.01993.79614.43193.97424.43002.80802.47093.86071.39672.27162.4413
H21.01861.64764.48195.14764.44175.15583.80763.48074.85931.96382.31243.2734
H31.01991.64764.12144.53604.43014.84332.78132.27333.78092.00942.95682.7222
C43.79614.48194.12141.09161.08951.09132.45423.42442.64522.51812.81331.4862
H54.43195.14764.53601.09161.76821.76882.77523.77182.70973.23783.56542.1326
H63.97424.44174.43011.08951.76821.76853.35374.21963.69872.58092.36042.1285
H74.43005.15584.84331.09131.76881.76852.76613.75542.69923.23933.56222.1307
C82.80803.80762.78132.45422.77523.35372.76611.05251.05282.41593.54101.3497
H92.47093.48072.27333.42443.77184.21963.75541.05251.81062.64503.87552.0973
H103.86074.85933.78092.64522.70973.69872.69921.05281.81063.37414.40682.0883
C111.39671.96382.00942.51813.23782.58093.23932.41592.64503.37411.23621.4291
O122.27162.31242.95682.81333.56542.36043.56223.54103.87554.40681.23622.3254
C132.44133.27342.72221.48622.13262.12852.13071.34972.09732.08831.42912.3254

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 119.138 C1 H11 H13 119.521
C2 C1 C3 107.843 C2 C1 H11 107.762
C3 C1 H11 111.563 C4 H13 H8 119.772
C4 H13 H11 119.473 O5 C4 N6 108.327
O5 C4 H7 108.249 O5 C4 H13 110.711
N6 C4 H7 108.381 N6 C4 H13 110.515
H7 C4 H13 110.574 H8 H13 H11 120.754
H9 H8 H10 118.636 H9 H8 H13 121.131
H10 H8 H13 120.228 H12 H11 H13 121.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.817      
2 H 0.363      
3 H 0.354      
4 C -0.504      
5 H 0.170      
6 H 0.199      
7 H 0.156      
8 C -0.403      
9 H 0.170      
10 H 0.169      
11 C 0.619      
12 O -0.546      
13 C 0.071      


Electric dipole moments


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 8.167 0.415 -0.170
y 0.415 9.312 -0.135
z -0.170 -0.135 4.314


<r2> (average value of r2) Å2
<r2> 163.977
(<r2>)1/2 12.805