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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-286.340676
Energy at 298.15K-286.348399
Nuclear repulsion energy227.555547
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 PBEPBE/6-311G**
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 3635 3601 26.24      
2 A 3503 3471 21.33      
3 A 3153 3124 12.42      
4 A 3070 3042 16.39      
5 A 3069 3041 4.10      
6 A 3032 3005 10.63      
7 A 2972 2945 15.06      
8 A 1711 1695 244.25      
9 A 1644 1629 33.41      
10 A 1556 1542 100.93      
11 A 1443 1430 19.95      
12 A 1417 1405 11.46      
13 A 1392 1379 13.72      
14 A 1357 1344 10.14      
15 A 1332 1320 73.49      
16 A 1198 1187 40.93      
17 A 1057 1048 2.41      
18 A 1030 1020 0.55      
19 A 983 974 4.63      
20 A 929 921 4.32      
21 A 901 893 36.25      
22 A 795 788 12.15      
23 A 727 720 5.33      
24 A 660 654 7.46      
25 A 565 559 12.64      
26 A 552 547 4.22      
27 A 492 488 3.02      
28 A 366 363 18.73      
29 A 335 332 159.95      
30 A 309 306 4.76      
31 A 258 255 15.41      
32 A 159 158 0.34      
33 A 74 73 3.50      

Unscaled Zero Point Vibrational Energy (zpe) 22837.2 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 22629.4 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 PBEPBE/6-311G**
ABC
0.17237 0.11123 0.07228

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.670 0.755 0.275
H2 -2.641 0.463 0.324
H3 -1.391 1.578 0.798
C4 1.668 -0.913 0.274
H5 1.534 -1.311 1.294
H6 1.465 -1.750 -0.411
H7 2.709 -0.583 0.158
C8 1.076 1.462 -0.287
H9 0.352 2.235 -0.553
H10 2.131 1.748 -0.308
C11 -0.750 -0.219 -0.040
O12 -1.080 -1.358 -0.363
C13 0.701 0.203 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.01571.01393.73113.94564.07094.57962.89062.63833.97131.37582.28492.4492
H21.01571.74084.52384.63874.72245.45383.89763.58684.98252.04312.49543.3677
H31.01391.74083.97894.14024.54854.67752.69722.30023.69512.08303.17232.6265
C43.73114.52383.97891.10271.10041.09852.51163.51142.76322.53512.85601.5023
H53.94564.63874.14021.10271.76201.78943.22504.16953.50442.86153.09522.1590
H64.07094.72244.54851.10041.76201.79823.23804.14033.56212.71842.57602.1374
H74.57965.45384.67751.09851.78941.79822.65423.74202.44583.48363.90282.1621
C82.89063.89762.69722.51163.22503.23802.65421.09241.09312.49433.55141.3448
H92.63833.58682.30023.51144.16954.14033.74201.09241.86142.73823.87312.1346
H103.97134.98253.69512.76323.50443.56212.44581.09311.86143.49864.46832.1276
C111.37582.04312.08302.53512.86152.71843.48362.49432.73823.49861.22981.5114
O122.28492.49543.17232.85603.09522.57603.90283.55143.87314.46831.22982.3965
C132.44923.36772.62651.50232.15902.13742.16211.34482.13462.12761.51142.3965

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 122.442 C1 H11 H13 115.971
C2 C1 C3 118.119 C2 C1 H11 116.565
C3 C1 H11 120.548 C4 H13 H8 123.713
C4 H13 H11 114.534 O5 C4 N6 106.216
O5 C4 H7 108.761 O5 C4 H13 111.016
N6 C4 H7 109.729 N6 C4 H13 109.442
H7 C4 H13 111.530 H8 H13 H11 121.580
H9 H8 H10 116.788 H9 H8 H13 121.949
H10 H8 H13 121.209 H12 H11 H13 121.570
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.432      
2 H 0.225      
3 H 0.224      
4 C -0.294      
5 H 0.135      
6 H 0.154      
7 H 0.115      
8 C -0.169      
9 H 0.110      
10 H 0.114      
11 C 0.333      
12 O -0.326      
13 C -0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.166 2.842 1.486 3.211
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.366 -4.362 -2.371
y -4.362 -37.297 -0.157
z -2.371 -0.157 -37.393
Traceless
 xyz
x 5.979 -4.362 -2.371
y -4.362 -2.917 -0.157
z -2.371 -0.157 -3.061
Polar
3z2-r2-6.123
x2-y25.931
xy-4.362
xz-2.371
yz-0.157


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.394 0.278 -0.237
y 0.278 10.263 -0.203
z -0.237 -0.203 5.290


<r2> (average value of r2) Å2
<r2> 164.846
(<r2>)1/2 12.839