return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C(NH2)H2CH2CH2CH3 (1-Butanamine)

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-213.183015
Energy at 298.15K-213.195740
Nuclear repulsion energy185.688780
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=FULL/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' 3540 3353 1.22      
2 A' 3165 2998 34.04      
3 A' 3082 2919 66.36      
4 A' 3076 2913 31.65      
5 A' 3072 2909 13.43      
6 A' 3052 2891 15.82      
7 A' 1743 1651 34.11      
8 A' 1549 1467 10.00      
9 A' 1537 1456 0.86      
10 A' 1528 1447 0.70      
11 A' 1520 1440 0.48      
12 A' 1449 1373 4.88      
13 A' 1429 1353 8.12      
14 A' 1400 1326 4.64      
15 A' 1304 1235 1.80      
16 A' 1175 1113 7.66      
17 A' 1127 1067 8.54      
18 A' 1103 1045 6.35      
19 A' 1054 998 39.48      
20 A' 943 893 100.96      
21 A' 911 863 104.93      
22 A' 437 414 5.68      
23 A' 399 378 0.42      
24 A' 183 173 2.59      
25 A" 3637 3444 0.00      
26 A" 3164 2997 53.31      
27 A" 3140 2974 56.77      
28 A" 3121 2956 7.06      
29 A" 3096 2932 3.27      
30 A" 1542 1460 10.05      
31 A" 1429 1354 1.39      
32 A" 1361 1289 0.41      
33 A" 1340 1269 0.02      
34 A" 1259 1192 0.01      
35 A" 1073 1016 0.43      
36 A" 941 891 0.01      
37 A" 797 755 0.71      
38 A" 735 697 3.44      
39 A" 297 281 53.66      
40 A" 255 242 0.36      
41 A" 124 117 0.03      
42 A" 107 101 3.45      

Unscaled Zero Point Vibrational Energy (zpe) 33596.9 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 31819.6 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=FULL/6-311G*
ABC
0.59944 0.06495 0.06185

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.538 0.397 0.000
C2 1.330 -0.428 0.000
C3 0.000 0.327 0.000
C4 -1.216 -0.596 0.000
C5 -2.538 0.166 0.000
H6 2.534 1.001 0.814
H7 2.534 1.001 -0.814
H8 1.375 -1.083 0.877
H9 1.375 -1.083 -0.877
H10 -0.037 0.983 -0.879
H11 -0.037 0.983 0.879
H12 -1.168 -1.251 0.877
H13 -1.168 -1.251 -0.877
H14 -3.394 -0.513 0.000
H15 -2.619 0.806 0.883
H16 -2.619 0.806 -0.883

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46232.53853.88235.08041.01341.01342.07592.07592.78322.78324.14994.14996.00075.24735.2473
C21.46231.52912.55123.91312.03762.03761.09531.09532.15252.15252.77322.77324.72464.23024.2302
C32.53851.52911.52602.54272.74512.74512.15562.15561.09811.09812.15072.15073.49602.80482.8048
C43.88232.55121.52601.52604.15554.15552.77822.77822.15762.15761.09631.09632.17972.17112.1711
C55.08043.91312.54271.52605.20345.20344.20004.20002.77362.77362.15752.15751.09281.09331.0933
H61.01342.03762.74514.15555.20341.62742.38502.92253.07822.57164.33384.65166.17145.15645.4279
H71.01342.03762.74514.15555.20341.62742.92252.38502.57163.07824.65164.33386.17145.42795.1564
H82.07591.09532.15562.77824.20002.38502.92251.75313.05732.50262.54933.09434.88234.41824.7556
H92.07591.09532.15562.77824.20002.92252.38501.75312.50263.05733.09432.54934.88234.75564.4182
H102.78322.15251.09812.15762.77363.07822.57163.05732.50261.75903.05932.50463.77863.13082.5876
H112.78322.15251.09812.15762.77362.57163.07822.50263.05731.75902.50463.05933.77862.58763.1308
H124.14992.77322.15071.09632.15754.33384.65162.54933.09433.05932.50461.75472.50352.51743.0717
H134.14992.77322.15071.09632.15754.65164.33383.09432.54932.50463.05931.75472.50353.07172.5174
H146.00074.72463.49602.17971.09286.17146.17144.88234.88233.77863.77862.50352.50351.76631.7663
H155.24734.23022.80482.17111.09335.15645.42794.41824.75563.13082.58762.51743.07171.76631.7658
H165.24734.23022.80482.17111.09335.42795.15644.75564.41822.58763.13083.07172.51741.76631.7658

picture of 1-Butanamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 116.104 N1 C2 H8 107.653
N1 C2 H9 107.653 C2 N1 H6 109.444
C2 N1 H7 109.444 C2 C3 C4 113.243
C2 C3 H10 108.926 C2 C3 H11 108.926
C3 C2 H8 109.331 C3 C2 H9 109.331
C3 C4 C5 112.840 C3 C4 H12 109.100
C3 C4 H13 109.100 C4 C3 H10 109.538
C4 C3 H11 109.538 C4 C5 H14 111.609
C4 C5 H15 110.884 C4 C5 H16 110.884
C5 C4 H12 109.635 C5 C4 H13 109.635
H6 N1 H7 106.826 H8 C2 H9 106.322
H10 C3 H11 106.441 H12 C4 H13 106.317
H14 C5 H15 107.795 H14 C5 H16 107.795
H15 C5 H16 107.710
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability