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All results from a given calculation for C3H10N2 (1,2-Diaminopropane)

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-228.392965
Energy at 298.15K-228.405799
HF Energy-228.392965
Nuclear repulsion energy195.945713
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 HF/TZVP
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 3820 3471 1.99      
2 A 3808 3460 0.97      
3 A 3733 3392 0.19      
4 A 3728 3388 0.49      
5 A 3237 2941 70.17      
6 A 3221 2926 17.49      
7 A 3220 2925 51.45      
8 A 3179 2889 50.93      
9 A 3162 2873 23.47      
10 A 3071 2790 85.26      
11 A 1803 1638 13.81      
12 A 1795 1631 66.47      
13 A 1621 1473 2.38      
14 A 1614 1467 5.75      
15 A 1606 1460 0.21      
16 A 1557 1415 0.37      
17 A 1538 1398 13.52      
18 A 1518 1380 12.40      
19 A 1494 1357 5.20      
20 A 1464 1330 11.32      
21 A 1362 1238 0.76      
22 A 1305 1186 5.86      
23 A 1258 1143 8.88      
24 A 1177 1070 24.53      
25 A 1130 1027 12.37      
26 A 1089 990 2.99      
27 A 1020 927 3.32      
28 A 967 878 42.64      
29 A 935 849 129.55      
30 A 908 825 109.10      
31 A 837 761 102.79      
32 A 525 477 0.34      
33 A 502 456 19.06      
34 A 397 360 1.05      
35 A 355 322 53.70      
36 A 280 255 12.57      
37 A 260 236 21.49      
38 A 236 214 28.97      
39 A 132 120 4.49      

Unscaled Zero Point Vibrational Energy (zpe) 32431.5 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 29467.3 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 HF/TZVP
ABC
0.26747 0.11712 0.08931

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.612 1.389 -0.219
H2 -0.156 1.969 0.059
H3 1.429 1.824 0.172
N4 -2.097 -0.097 0.037
H5 -2.176 0.824 -0.346
H6 -2.238 -0.021 1.029
C7 -0.776 -0.677 -0.241
H8 -0.790 -1.685 0.159
H9 -0.668 -0.748 -1.317
C10 1.727 -0.758 -0.017
H11 1.663 -1.766 0.380
H12 1.845 -0.814 -1.093
H13 2.611 -0.284 0.398
C14 0.466 0.033 0.328
H15 0.372 0.064 1.414

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.00171.00413.10062.84733.41602.48973.40012.72232.42793.37892.67202.67931.46942.1171
H21.00171.59552.83462.35633.03872.73413.70993.08793.31484.16633.61623.58482.05052.3967
H31.00411.59554.01723.77614.19313.35974.15163.63662.60573.60322.95512.42772.03912.3997
N43.10062.83464.01721.00131.00461.46882.06042.07373.88124.12744.16294.72582.58212.8311
H52.84732.35633.77611.00131.61552.05512.91102.38494.22434.68714.40544.96982.83823.1885
H63.41603.03874.19311.00461.61552.04442.37142.91524.16654.32194.66934.89722.79342.6392
C72.48972.73413.35971.46882.05512.04441.08461.08412.51502.74222.75973.46991.53962.1461
H83.40013.70994.15162.06042.91102.37141.08461.75302.68832.46373.04443.68622.13492.4460
H92.72233.08793.63662.07372.38492.91521.08411.75302.72533.05762.52343.72972.14483.0330
C102.42793.31482.60573.88124.22434.16652.51502.68832.72531.08541.08441.08551.52872.1355
H113.37894.16633.60324.12744.68714.32192.74222.46373.05761.08541.76381.75942.16162.4662
H122.67203.61622.95514.16294.40544.66932.75973.04442.52341.08441.76381.75902.15433.0379
H132.67933.58482.42774.72584.96984.89723.46993.68623.72971.08551.75941.75902.17042.4838
C141.46942.05052.03912.58212.83822.79341.53962.13492.14481.52872.16162.15432.17041.0907
H152.11712.39672.39972.83113.18852.63922.14612.44603.03302.13552.46623.03792.48381.0907

picture of 1,2-Diaminopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C14 C7 111.645 N1 C14 C10 108.136
N1 C14 H15 110.699 H2 N1 H3 105.392
H2 N1 C14 110.730 H3 N1 C14 109.615
N4 C7 H8 106.618 N4 C7 H9 107.689
N4 C7 C14 118.229 H5 N4 H6 107.297
H5 N4 C7 111.196 H6 N4 C7 110.068
C7 C14 C10 110.101 C7 C14 H15 108.144
H8 C7 H9 107.865 H8 C7 C14 107.617
H9 C7 C14 108.422 C10 C14 H15 108.059
H11 C10 H12 108.767 H11 C10 H13 108.281
H11 C10 C14 110.415 H12 C10 H13 108.312
H12 C10 C14 109.888 H13 C10 C14 111.111
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.463      
2 H 0.178      
3 H 0.190      
4 N -0.448      
5 H 0.192      
6 H 0.179      
7 C -0.078      
8 H 0.077      
9 H 0.085      
10 C -0.307      
11 H 0.082      
12 H 0.092      
13 H 0.081      
14 C 0.088      
15 H 0.052      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.053 1.029 1.774 2.305
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.230 -2.860 -0.877
y -2.860 -31.466 1.628
z -0.877 1.628 -33.703
Traceless
 xyz
x -3.645 -2.860 -0.877
y -2.860 3.500 1.628
z -0.877 1.628 0.145
Polar
3z2-r20.290
x2-y2-4.764
xy-2.860
xz-0.877
yz1.628


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.917 -0.177 -0.067
y -0.177 7.348 -0.052
z -0.067 -0.052 6.673


<r2> (average value of r2) Å2
<r2> 143.551
(<r2>)1/2 11.981