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All results from a given calculation for C4H9NO (Butanamide)

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-286.995787
Energy at 298.15K 
HF Energy-286.070072
Nuclear repulsion energy238.670943
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 MP2/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP2/6-31+G**
ABC
0.27674 0.06151 0.05364

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.723 -0.198 0.030
H2 -2.874 -0.292 1.107
H3 -3.509 0.448 -0.361
H4 -2.855 -1.187 -0.412
C5 -1.343 0.368 -0.279
H6 -1.223 0.488 -1.359
H7 -1.228 1.361 0.156
C8 -0.221 -0.520 0.248
H9 -0.257 -1.504 -0.228
H10 -0.355 -0.687 1.323
N11 2.170 -0.787 -0.162
H12 3.115 -0.438 -0.196
H13 2.025 -1.781 -0.138
C14 1.154 0.107 0.059
O15 1.346 1.321 0.111

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 H10 N11 H12 H13 C14 O15
C11.09141.09011.09151.52322.15582.16322.53192.80272.74164.93235.84705.00753.88904.3436
H21.09141.76241.76312.16803.06782.51892.79763.17842.55865.22496.13065.26924.18114.6258
H31.09011.76241.76212.16942.49442.51063.48143.79563.75115.81556.68495.97004.69434.9551
H41.09151.76311.76212.17262.52223.07552.79552.62343.08295.04676.02004.92284.23834.9198
C51.52322.16802.16942.17261.09301.09011.52462.16442.15713.69974.53043.99692.53282.8789
H62.15583.06782.49442.52221.09301.74812.14532.48553.05343.81724.58534.14542.79373.0747
H72.16322.51892.51063.07551.09011.74812.13563.04922.51364.03274.71354.53182.69362.5743
C82.53192.79763.48142.79551.52462.14532.13561.09361.09552.44103.36642.60431.52332.4217
H92.80273.17843.79562.62342.16442.48553.04921.09361.75572.53153.53632.29992.16043.2656
H102.74162.55863.75113.08292.15713.05342.51361.09551.75572.93153.79622.99922.12292.8975
N114.93235.22495.81555.04673.69973.81724.03272.44102.53152.93151.00771.00481.37152.2803
H125.84706.13066.68496.02004.53044.58534.71353.36643.53633.79621.00771.73102.05092.5135
H135.00755.26925.97004.92283.99694.14544.53182.60432.29992.99921.00481.73102.08843.1854
C143.88904.18114.69434.23832.53282.79372.69361.52332.16042.12291.37152.05092.08841.2304
O154.34364.62584.95514.91982.87893.07472.57432.42173.26562.89752.28032.51353.18541.2304

picture of Butanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 109.891 C1 C5 H7 110.645
C1 C5 C8 112.349 H2 C1 H3 107.780
H2 C1 H4 107.743 H2 C1 C5 110.949
H3 C1 H4 107.747 H3 C1 C5 111.147
H4 C1 C5 111.311 C5 C8 H9 110.437
C5 C8 H10 109.746 C5 C8 C14 112.407
H6 C5 H7 106.406 H6 C5 C8 108.972
H7 C5 C8 108.382 C8 C14 N11 114.869
C8 C14 O15 122.798 H9 C8 H10 106.639
H9 C8 C14 110.211 H10 C8 C14 107.185
N11 C14 O15 122.330 H12 N11 H13 118.664
H12 N11 C14 118.282 H13 N11 C14 122.251
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability