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/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-212.711745
Energy at 298.15K-212.724186
Nuclear repulsion energy181.894265
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/LANL2DZ
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' 3507 3377 0.81      
2 A' 3117 3002 53.44      
3 A' 3039 2927 68.42      
4 A' 3020 2908 32.84      
5 A' 3013 2902 53.36      
6 A' 3006 2895 16.23      
7 A' 1715 1651 30.91      
8 A' 1545 1488 8.61      
9 A' 1536 1479 1.99      
10 A' 1527 1470 0.06      
11 A' 1522 1466 0.80      
12 A' 1456 1403 5.14      
13 A' 1421 1369 3.92      
14 A' 1413 1361 2.95      
15 A' 1325 1276 1.36      
16 A' 1149 1106 8.68      
17 A' 1081 1041 10.88      
18 A' 1073 1033 2.28      
19 A' 1001 964 19.30      
20 A' 909 875 7.65      
21 A' 730 703 294.99      
22 A' 420 404 7.80      
23 A' 384 370 0.54      
24 A' 178 171 2.60      
25 A" 3633 3499 0.23      
26 A" 3117 3002 111.51      
27 A" 3107 2993 39.16      
28 A" 3076 2963 23.26      
29 A" 3055 2942 3.11      
30 A" 1542 1485 8.76      
31 A" 1388 1337 0.19      
32 A" 1340 1290 0.11      
33 A" 1328 1279 0.31      
34 A" 1269 1222 0.08      
35 A" 1054 1015 0.22      
36 A" 941 906 0.17      
37 A" 810 780 0.61      
38 A" 749 721 3.85      
39 A" 240 232 62.03      
40 A" 230 222 2.76      
41 A" 115 110 0.02      
42 A" 98 94 3.91      

Unscaled Zero Point Vibrational Energy (zpe) 33087.4 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 31866.4 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 MP2/LANL2DZ
ABC
0.57896 0.06201 0.05909

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.595 0.362 0.000
C2 1.344 -0.465 0.000
C3 0.000 0.339 0.000
C4 -1.258 -0.586 0.000
C5 -2.595 0.221 0.000
H6 2.704 0.932 0.843
H7 2.704 0.932 -0.843
H8 1.382 -1.119 0.890
H9 1.382 -1.119 -0.890
H10 -0.025 0.998 -0.894
H11 -0.025 0.998 0.894
H12 -1.221 -1.244 0.892
H13 -1.221 -1.244 -0.892
H14 -3.470 -0.455 0.000
H15 -2.658 0.867 0.895
H16 -2.658 0.867 -0.895

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.49972.59503.96815.19211.02341.02342.11162.11162.84002.84004.23564.23566.12005.35255.3525
C21.49971.56562.60483.99812.12412.12411.10601.10602.19312.19312.82542.82544.81414.31144.3114
C32.59501.56561.56172.59792.89422.89422.19782.19781.11051.11052.18952.18953.56002.85402.8540
C43.96812.60481.56171.56154.32634.32632.83722.83722.19732.19731.10901.10902.21602.20732.2073
C55.19213.99812.59791.56155.41325.41324.29064.29062.83012.83012.19742.19741.10541.10591.1059
H61.02342.12412.89424.32635.41321.68672.44072.99353.23592.73054.48874.81226.38445.36305.6375
H71.02342.12412.89424.32635.41321.68672.99352.44072.73053.23594.81224.48876.38445.63755.3630
H82.11161.10602.19782.83724.29062.44072.99351.78093.10572.54192.60663.15774.97824.50234.8434
H92.11161.10602.19782.83724.29062.99352.44071.78092.54193.10573.15772.60664.97824.84344.5023
H102.84002.19311.11052.19732.83013.23592.73053.10572.54191.78783.10582.54113.84443.18612.6364
H112.84002.19311.11052.19732.83012.73053.23592.54193.10571.78782.54113.10583.84442.63643.1861
H124.23562.82542.18951.10902.19744.48874.81222.60663.15773.10582.54111.78372.54492.55383.1169
H134.23562.82542.18951.10902.19744.81224.48873.15772.60662.54113.10581.78372.54493.11692.5538
H146.12004.81413.56002.21601.10546.38446.38444.97824.97823.84443.84442.54492.54491.79121.7912
H155.35254.31142.85402.20731.10595.36305.63754.50234.84343.18612.63642.55383.11691.79121.7902
H165.35254.31142.85402.20731.10595.63755.36304.84344.50232.63643.18613.11692.55381.79121.7902

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 115.662 N1 C2 H8 107.299
N1 C2 H9 107.299 C2 N1 H6 113.325
C2 N1 H7 113.325 C2 C3 C4 112.798
C2 C3 H10 108.877 C2 C3 H11 108.877
C3 C2 H8 109.500 C3 C2 H9 109.500
C3 C4 C5 112.572 C3 C4 H12 108.951
C3 C4 H13 108.951 C4 C3 H10 109.464
C4 C3 H11 109.464 C4 C5 H14 111.235
C4 C5 H15 110.523 C4 C5 H16 110.523
C5 C4 H12 109.575 C5 C4 H13 109.575
H6 N1 H7 110.992 H8 C2 H9 107.241
H10 C3 H11 107.200 H12 C4 H13 107.060
H14 C5 H15 108.194 H14 C5 H16 108.194
H15 C5 H16 108.066
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability