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All results from a given calculation for C3H7N (Cyclopropylamine)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-171.532362
Energy at 298.15K-171.540803
HF Energy-171.113785
Nuclear repulsion energy123.629805
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 QCISD/3-21G
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 3472 3365 1.29      
2 A 3381 3277 4.52      
3 A 3254 3153 13.55      
4 A 3240 3140 0.15      
5 A 3157 3060 5.16      
6 A 3149 3052 12.73      
7 A 3080 2985 44.14      
8 A 1744 1690 8.99      
9 A 1533 1486 5.70      
10 A 1513 1466 3.16      
11 A 1426 1382 19.40      
12 A 1311 1271 0.56      
13 A 1227 1189 0.02      
14 A 1197 1160 5.55      
15 A 1180 1144 0.28      
16 A 1177 1141 0.93      
17 A 1133 1098 3.39      
18 A 1119 1085 23.10      
19 A 988 957 10.30      
20 A 905 877 2.56      
21 A 834 808 8.71      
22 A 818 793 0.56      
23 A 786 762 149.80      
24 A 769 745 33.20      
25 A 405 392 12.04      
26 A 401 388 6.72      
27 A 291 283 44.42      

Unscaled Zero Point Vibrational Energy (zpe) 21743.4 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 21073.7 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 QCISD/3-21G
ABC
0.52587 0.22001 0.18985

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.474 -0.000 -0.235
H2 -2.030 -0.838 -0.033
H3 -2.030 0.838 -0.033
C4 0.934 -0.769 -0.149
H5 1.648 -1.284 0.488
H6 0.684 -1.257 -1.086
C7 -0.212 -0.000 0.514
H8 -0.227 -0.000 1.608
C9 0.934 0.769 -0.149
H10 0.684 1.257 -1.086
H11 1.648 1.284 0.488

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 C9 H10 H11
N11.02581.02582.52953.45272.63811.46822.22552.52952.63813.4527
H21.02581.67652.96693.74142.94052.07562.57813.37363.58614.2784
H31.02581.67653.37354.27843.58612.07562.57812.96692.94043.7414
C42.52952.96693.37351.08691.08571.53082.24211.53782.24592.2653
H53.45273.74144.27841.08691.84612.26032.53402.26533.14082.5688
H62.63812.94053.58611.08571.84612.22293.10932.24592.51353.1408
C71.46822.07562.07561.53082.26032.22291.09411.53082.22292.2603
H82.22552.57812.57812.24212.53403.10931.09412.24213.10932.5340
C92.52953.37362.96691.53782.26532.24591.53082.24211.08571.0869
H102.63813.58612.94042.24593.14082.51352.22293.10931.08571.8461
H113.45274.27843.74142.26532.56883.14082.26032.53401.08691.8461

picture of Cyclopropylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H6 19.079 C1 N3 H7 41.183
C1 C4 C5 142.156 C1 C4 H8 55.208
C1 C4 H10 66.763 C1 C5 C4 26.709
C1 C5 H9 47.068 C1 C5 H11 68.161
H2 C1 N3 109.612 H2 C1 C4 105.105
H2 C1 C5 98.315 N3 C1 C4 139.236
N3 C1 C5 138.816 C4 C1 C5 11.135
C4 C5 H9 36.701 C4 C5 H11 61.687
C5 C4 H8 92.504 C5 C4 H10 138.203
H6 N3 H7 34.781 H8 C4 H10 87.703
H9 C5 H11 24.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability