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All results from a given calculation for C4H9NO (Propanamide, 2-methyl-)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-287.022808
Energy at 298.15K 
HF Energy-286.106745
Nuclear repulsion energy248.076160
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 MP2/6-311G*
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 3801 3612 37.09      
2 A 3653 3472 45.35      
3 A 3182 3024 25.28      
4 A 3178 3020 3.55      
5 A 3163 3006 37.09      
6 A 3162 3004 14.68      
7 A 3080 2927 24.22      
8 A 3076 2923 20.52      
9 A 3075 2922 30.28      
10 A 1804 1714 263.90      
11 A 1682 1599 102.35      
12 A 1553 1476 22.24      
13 A 1541 1464 14.24      
14 A 1527 1451 2.64      
15 A 1524 1448 1.59      
16 A 1453 1381 69.85      
17 A 1444 1372 15.56      
18 A 1429 1358 9.34      
19 A 1358 1290 0.49      
20 A 1308 1243 92.93      
21 A 1225 1164 4.22      
22 A 1156 1099 0.27      
23 A 1156 1098 5.21      
24 A 1079 1026 7.62      
25 A 1000 950 0.35      
26 A 950 903 2.48      
27 A 948 900 1.90      
28 A 784 745 2.84      
29 A 779 740 3.21      
30 A 622 591 5.52      
31 A 606 576 15.02      
32 A 485 461 3.56      
33 A 331 315 0.87      
34 A 299 284 3.95      
35 A 258 245 5.41      
36 A 249 237 0.00      
37 A 219 208 0.05      
38 A 28 26 6.42      
39 A 239i 227i 238.35      

Unscaled Zero Point Vibrational Energy (zpe) 28962.6 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 27523.2 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 MP2/6-311G*
ABC
0.16405 0.08778 0.08511

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.345 1.261 -0.025
H2 0.828 2.164 -0.361
H3 1.397 1.283 1.065
H4 2.361 1.277 -0.427
C5 1.344 -1.261 -0.026
H6 0.827 -2.164 -0.362
H7 1.397 -1.284 1.064
C8 0.609 0.000 -0.479
H9 0.534 0.000 -1.573
N10 -1.817 0.000 -0.753
H11 -2.757 -0.000 -0.394
H12 -1.677 0.000 -1.746
C13 -0.783 0.000 0.138
O14 -0.955 -0.000 1.348
H15 2.361 -1.277 -0.428

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 N10 H11 H12 C13 O14 H15
C11.09351.09201.09342.52223.48032.76891.52852.15483.48114.30683.69882.47882.96092.7635
H21.09351.77051.77313.48034.32833.77422.17832.49773.44004.18753.58822.74363.28423.7680
H31.09201.77051.77712.76883.77422.56682.15623.05813.90954.58574.35872.69412.69423.1166
H41.09341.77311.77712.76353.76803.11672.16862.50654.38155.27514.43593.44063.97272.5539
C52.52223.48032.76882.76351.09351.09201.52852.15483.48094.30633.69842.47882.96051.0934
H63.48034.32833.77423.76801.09351.77052.17832.49773.43964.18663.58752.74373.28371.7731
H72.76893.77422.56683.11671.09201.77052.15623.05813.90934.58524.35832.69412.69381.7771
C81.52852.17832.15622.16861.52852.17832.15621.09752.44203.36692.61401.52272.40492.1686
H92.15482.49773.05812.50652.15482.49773.05811.09752.48993.49552.21752.15953.27912.5065
N103.48113.44003.90954.38153.48093.43963.90932.44202.48991.00591.00261.36542.27184.3813
H114.30684.18754.58575.27514.30634.18664.58523.36693.49551.00591.73062.04392.50635.2747
H123.69883.58824.35874.43593.69843.58754.35832.61402.21751.00261.73062.08553.17764.4355
C132.47882.74362.69413.44062.47882.74372.69411.52272.15951.36542.04392.08551.22233.4407
O142.96093.28422.69423.97272.96053.28372.69382.40493.27912.27182.50633.17761.22233.9725
H152.76353.76803.11662.55391.09341.77311.77712.16862.50654.38135.27474.43553.44073.9725

picture of Propanamide, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C8 C5 111.191 C1 C8 H9 109.183
C1 C8 C13 108.661 H2 C1 H3 108.210
H2 C1 H4 108.344 H2 C1 C8 111.276
H3 C1 H4 108.813 H3 C1 C8 109.616
H4 C1 C8 110.513 C5 C8 H9 109.183
C5 C8 C13 108.662 H6 C5 H7 108.210
H6 C5 C8 111.277 H6 C5 H15 108.344
H7 C5 C8 109.616 H7 C5 H15 108.813
C8 C5 H15 110.513 C8 C13 N10 115.347
C8 C13 O14 121.962 H9 C8 C13 109.949
N10 C13 O14 122.691 H11 N10 H12 118.999
H11 N10 C13 118.281 H12 N10 C13 122.720
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability