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

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-229.799151
Energy at 298.15K-229.811138
Nuclear repulsion energy193.223039
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 B3LYP/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 3720 3575 3.77      
2 A 3655 3514 0.97      
3 A 3584 3445 0.96      
4 A 3534 3396 1.75      
5 A 3137 3015 60.12      
6 A 3117 2996 52.11      
7 A 3113 2993 28.50      
8 A 3045 2927 63.65      
9 A 3033 2915 25.70      
10 A 2914 2801 114.76      
11 A 1676 1611 63.43      
12 A 1672 1607 32.46      
13 A 1523 1464 7.08      
14 A 1513 1454 9.51      
15 A 1493 1435 3.31      
16 A 1430 1374 19.95      
17 A 1412 1357 0.87      
18 A 1395 1341 21.37      
19 A 1364 1311 2.54      
20 A 1350 1298 4.25      
21 A 1256 1207 1.91      
22 A 1196 1149 3.77      
23 A 1185 1139 8.09      
24 A 1120 1077 39.82      
25 A 1037 997 8.51      
26 A 1016 976 1.19      
27 A 954 917 2.39      
28 A 877 843 4.32      
29 A 836 804 22.13      
30 A 650 625 196.18      
31 A 509 489 57.13      
32 A 470 451 38.22      
33 A 381 366 181.74      
34 A 365 351 3.94      
35 A 317 304 137.42      
36 A 254 244 14.75      
37 A 217 209 5.51      
38 A 195 188 120.51      
39 A 121 117 2.20      

Unscaled Zero Point Vibrational Energy (zpe) 30317.9 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 29141.5 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 B3LYP/LANL2DZ
ABC
0.26195 0.11385 0.08707

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.503 1.405 -0.180
H2 -0.340 1.937 0.023
H3 1.350 1.928 0.030
N4 -2.054 -0.120 0.049
H5 -2.338 0.665 -0.524
H6 -2.347 -0.073 1.018
C7 -0.746 -0.722 -0.234
H8 -0.742 -1.753 0.149
H9 -0.626 -0.774 -1.324
C10 1.789 -0.691 -0.034
H11 1.790 -1.726 0.332
H12 1.904 -0.702 -1.126
H13 2.664 -0.183 0.395
C14 0.482 0.026 0.349
H15 0.387 0.006 1.456

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.01741.01712.98562.95593.42682.46723.41022.70762.46263.42282.70122.74231.47672.1555
H21.01741.68932.67712.43093.00982.70193.71383.04053.38204.24773.64953.69542.10542.5118
H31.01711.68933.97193.93704.31823.38924.23563.61102.65643.69282.92642.51382.11492.5799
N42.98562.67713.97191.01231.01331.46702.09742.08603.88574.17484.16934.73102.55762.8197
H52.95592.43093.93701.01231.70952.13072.97432.37504.37114.84584.49725.15593.02033.4319
H63.42683.00984.31821.01331.70952.13322.48072.98954.31234.50704.80255.05112.90892.7697
C72.46722.70193.38921.46702.13072.13321.10001.09762.54332.78542.79653.50971.55202.1613
H83.41023.71384.23562.09742.97432.48071.10001.77222.75072.53803.11923.75852.16872.4652
H92.70763.04053.61102.08602.37502.98951.09761.77222.73873.07922.53883.75872.16033.0600
C102.46263.38202.65643.88574.37114.31232.54332.75072.73871.09811.09731.09921.53902.1622
H113.42284.24773.69284.17484.84584.50702.78542.53803.07921.09811.78481.77462.18592.4965
H122.70123.64952.92644.16934.49724.80252.79653.11922.53881.09731.78481.77742.17433.0777
H132.74233.69542.51384.73105.15595.05113.50973.75853.75871.09921.77461.77742.19262.5201
C141.47672.10542.11492.55763.02032.90891.55202.16872.16031.53902.18592.17432.19261.1116
H152.15552.51182.57992.81973.43192.76972.16132.46523.06002.16222.49653.07772.52011.1116

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 109.070 N1 C14 C10 109.472
N1 C14 H15 112.003 H2 N1 H3 112.274
H2 N1 C14 113.894 H3 N1 C14 114.750
N4 C7 H8 108.747 N4 C7 H9 107.994
N4 C7 C14 115.784 H5 N4 H6 115.124
H5 N4 C7 117.324 H6 N4 C7 117.480
C7 C14 C10 110.732 C7 C14 H15 107.313
H8 C7 H9 107.500 H8 C7 C14 108.520
H9 C7 C14 108.007 C10 C14 H15 108.241
H11 C10 H12 108.775 H11 C10 H13 107.736
H11 C10 C14 110.870 H12 C10 H13 108.038
H12 C10 C14 109.994 H13 C10 C14 111.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.609      
2 H 0.249      
3 H 0.261      
4 N -0.605      
5 H 0.274      
6 H 0.262      
7 C -0.322      
8 H 0.177      
9 H 0.201      
10 C -0.653      
11 H 0.191      
12 H 0.213      
13 H 0.190      
14 C 0.019      
15 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.488 1.075 1.601 1.989
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.571 -0.241 -0.076
y -0.241 6.795 -0.263
z -0.076 -0.263 5.919


<r2> (average value of r2) Å2
<r2> 146.535
(<r2>)1/2 12.105