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

using model chemistry: MP2/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-38.743699
Energy at 298.15K-38.756329
Nuclear repulsion energy108.040792
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/CEP-121G*
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' 3484 3320 2.14      
2 A' 3155 3006 42.37      
3 A' 3072 2927 65.09      
4 A' 3059 2915 10.38      
5 A' 3058 2913 50.47      
6 A' 3040 2896 21.72      
7 A' 1719 1638 32.69      
8 A' 1546 1473 6.87      
9 A' 1535 1463 0.55      
10 A' 1525 1453 0.68      
11 A' 1520 1448 0.34      
12 A' 1446 1378 2.94      
13 A' 1428 1360 9.55      
14 A' 1395 1329 5.64      
15 A' 1295 1234 5.55      
16 A' 1163 1108 9.09      
17 A' 1105 1053 12.18      
18 A' 1089 1038 4.43      
19 A' 1043 994 38.44      
20 A' 936 891 126.78      
21 A' 906 863 51.77      
22 A' 428 408 5.47      
23 A' 392 374 0.39      
24 A' 180 172 2.94      
25 A" 3586 3416 0.13      
26 A" 3155 3006 71.68      
27 A" 3136 2988 56.80      
28 A" 3114 2967 10.83      
29 A" 3090 2944 4.32      
30 A" 1538 1466 8.21      
31 A" 1411 1344 1.59      
32 A" 1347 1284 0.34      
33 A" 1326 1264 0.11      
34 A" 1251 1192 0.01      
35 A" 1054 1004 0.60      
36 A" 928 884 0.12      
37 A" 789 752 0.62      
38 A" 725 690 2.04      
39 A" 285 272 55.45      
40 A" 248 237 0.56      
41 A" 119 113 0.02      
42 A" 101 96 3.68      

Unscaled Zero Point Vibrational Energy (zpe) 33359.7 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 31785.1 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/CEP-121G*
ABC
0.59093 0.06404 0.06097

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.559 0.403 0.000
C2 1.338 -0.434 0.000
C3 0.000 0.328 0.000
C4 -1.224 -0.603 0.000
C5 -2.556 0.169 0.000
H6 2.535 1.018 0.816
H7 2.535 1.018 -0.816
H8 1.386 -1.086 0.882
H9 1.386 -1.086 -0.882
H10 -0.037 0.982 -0.884
H11 -0.037 0.982 0.884
H12 -1.177 -1.256 0.882
H13 -1.177 -1.256 -0.882
H14 -3.414 -0.513 0.000
H15 -2.632 0.809 0.887
H16 -2.632 0.809 -0.887

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.48032.56043.91505.12071.02181.02182.09062.09062.80302.80304.18214.18216.04285.28245.2824
C21.48031.54032.56833.94082.05062.05061.09751.09752.16312.16312.78942.78944.75274.25414.2541
C32.56041.54031.53792.56102.75072.75072.16782.16781.10041.10042.16152.16153.51582.81882.8188
C43.91502.56831.53791.53874.17404.17402.79762.79762.16872.16871.09871.09872.19102.18172.1817
C55.12073.94082.56101.53875.22525.22524.23004.23002.79122.79122.16972.16971.09561.09621.0962
H61.02182.05062.75074.17405.22521.63152.39802.93713.08292.57274.35334.67226.19625.17185.4443
H71.02182.05062.75074.17405.22521.63152.93712.39802.57273.08294.67224.35336.19625.44435.1718
H82.09061.09752.16782.79764.23002.39802.93711.76313.06942.51052.56903.11614.91374.44294.7818
H92.09061.09752.16782.79764.23002.93712.39801.76312.51053.06943.11612.56904.91374.78184.4429
H102.80302.16311.10042.16872.79123.08292.57273.06942.51051.76863.07062.51163.79763.14692.6013
H112.80302.16311.10042.16872.79122.57273.08292.51053.06941.76862.51163.07063.79762.60133.1469
H124.18212.78942.16151.09872.16974.35334.67222.56903.11613.07062.51161.76432.51612.52573.0834
H134.18212.78942.16151.09872.16974.67224.35333.11612.56902.51163.07061.76432.51613.08342.5257
H146.04284.75273.51582.19101.09566.19626.19624.91374.91373.79763.79762.51612.51611.77321.7732
H155.28244.25412.81882.18171.09625.17185.44434.44294.78183.14692.60132.52573.08341.77321.7731
H165.28244.25412.81882.18171.09625.44435.17184.78184.44292.60133.14693.08342.52571.77321.7731

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 115.898 N1 C2 H8 107.456
N1 C2 H9 107.456 C2 N1 H6 108.691
C2 N1 H7 108.691 C2 C3 C4 113.096
C2 C3 H10 108.850 C2 C3 H11 108.850
C3 C2 H8 109.386 C3 C2 H9 109.386
C3 C4 C5 112.690 C3 C4 H12 108.995
C3 C4 H13 108.995 C4 C3 H10 109.454
C4 C3 H11 109.454 C4 C5 H14 111.441
C4 C5 H15 110.662 C4 C5 H16 110.662
C5 C4 H12 109.580 C5 C4 H13 109.580
H6 N1 H7 105.941 H8 C2 H9 106.876
H10 C3 H11 106.948 H12 C4 H13 106.826
H14 C5 H15 107.999 H14 C5 H16 107.999
H15 C5 H16 107.949
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability