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

using model chemistry: PBEPBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-229.624640
Energy at 298.15K-229.636923
HF Energy-229.624640
Nuclear repulsion energy194.409298
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 PBEPBE/Def2TZVPP
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 3495 3453 0.18      
2 A 3482 3440 0.52      
3 A 3406 3365 2.35      
4 A 3405 3363 1.96      
5 A 3043 3007 25.15      
6 A 3031 2994 28.32      
7 A 3000 2964 24.60      
8 A 2964 2928 33.25      
9 A 2953 2918 29.25      
10 A 2830 2796 79.34      
11 A 1600 1581 3.71      
12 A 1593 1573 52.02      
13 A 1448 1430 3.74      
14 A 1437 1420 6.40      
15 A 1419 1402 0.90      
16 A 1358 1342 3.98      
17 A 1352 1335 10.84      
18 A 1346 1329 1.81      
19 A 1320 1304 11.70      
20 A 1294 1278 6.53      
21 A 1224 1209 1.07      
22 A 1162 1148 2.37      
23 A 1132 1118 3.89      
24 A 1080 1067 13.98      
25 A 1017 1004 8.93      
26 A 991 979 0.93      
27 A 925 914 6.98      
28 A 867 856 49.09      
29 A 849 838 66.23      
30 A 795 786 97.50      
31 A 759 750 100.06      
32 A 479 473 0.78      
33 A 454 449 19.94      
34 A 355 351 4.76      
35 A 336 332 41.42      
36 A 249 246 10.04      
37 A 228 226 28.43      
38 A 211 209 13.87      
39 A 119 118 3.56      

Unscaled Zero Point Vibrational Energy (zpe) 29503.1 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 29146.1 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 PBEPBE/Def2TZVPP
ABC
0.26420 0.11576 0.08840

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.506 1.394 -0.219
H2 -0.268 1.946 0.156
H3 1.359 1.874 0.075
N4 -2.069 -0.130 0.029
H5 -2.157 0.763 -0.458
H6 -2.212 0.048 1.026
C7 -0.750 -0.722 -0.217
H8 -0.752 -1.742 0.199
H9 -0.626 -0.818 -1.307
C10 1.765 -0.695 -0.028
H11 1.755 -1.730 0.340
H12 1.890 -0.712 -1.120
H13 2.644 -0.195 0.407
C14 0.473 0.031 0.340
H15 0.382 0.034 1.448

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.02241.02233.00262.74763.27832.46023.40472.71222.44663.41062.67612.73621.47382.1551
H21.02241.63112.75092.31172.85202.73613.71973.14733.33844.20013.65403.62322.06192.3973
H31.02231.63113.97133.72624.12163.35724.18913.61902.60313.63562.89812.45812.06252.4948
N43.00262.75093.97131.02101.02241.46672.08852.08373.87654.15694.16364.72842.56582.8369
H52.74762.31173.72621.02101.64762.06002.94652.35924.20724.70734.35864.97162.84433.2577
H63.27832.85204.12161.02241.64762.06762.45342.95104.18134.40094.69154.90102.77092.6280
C72.46022.73613.35721.46672.06002.06761.10211.10142.52262.75692.79023.49031.53962.1507
H83.40473.71974.18912.08852.94652.45341.10211.77212.73632.51093.12803.73742.15922.4497
H92.71223.14733.61902.08372.35922.95101.10141.77212.71483.03552.52523.74382.15383.0552
C102.44663.33842.60313.87654.20724.18132.52262.73632.71481.09891.09941.10001.52742.1508
H113.41064.20013.63564.15694.70734.40092.75692.51093.03551.09891.78551.77522.17812.4953
H122.67613.65402.89814.16364.35864.69152.79023.12802.52521.09941.78551.77952.16603.0706
H132.73623.62322.45814.72844.97164.90103.49033.73743.74381.10001.77521.77952.18382.5006
C141.47382.06192.06252.56582.84432.77091.53962.15922.15381.52742.17812.16602.18381.1123
H152.15512.39732.49482.83693.25772.62802.15072.44973.05522.15082.49533.07062.50061.1123

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 109.439 N1 C14 C10 109.203
N1 C14 H15 112.129 H2 N1 H3 105.829
H2 N1 C14 110.068 H3 N1 C14 110.127
N4 C7 H8 107.942 N4 C7 H9 107.611
N4 C7 C14 117.161 H5 N4 H6 107.471
H5 N4 C7 110.518 H6 N4 C7 111.078
C7 C14 C10 110.670 C7 C14 H15 107.289
H8 C7 H9 107.070 H8 C7 C14 108.507
H9 C7 C14 108.130 C10 C14 H15 108.098
H11 C10 H12 108.630 H11 C10 H13 107.664
H11 C10 C14 111.009 H12 C10 H13 108.013
H12 C10 C14 110.024 H13 C10 C14 111.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.354      
2 H 0.113      
3 H 0.132      
4 N -0.336      
5 H 0.134      
6 H 0.129      
7 C -0.049      
8 H 0.061      
9 H 0.063      
10 C -0.271      
11 H 0.071      
12 H 0.084      
13 H 0.068      
14 C 0.111      
15 H 0.044      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.844 0.985 1.576 2.041
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.137 -2.545 -0.761
y -2.545 -31.951 1.463
z -0.761 1.463 -34.109
Traceless
 xyz
x -3.106 -2.545 -0.761
y -2.545 3.171 1.463
z -0.761 1.463 -0.065
Polar
3z2-r2-0.131
x2-y2-4.185
xy-2.545
xz-0.761
yz1.463


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.663 -0.180 -0.052
y -0.180 8.822 0.015
z -0.052 0.015 7.773


<r2> (average value of r2) Å2
<r2> 145.082
(<r2>)1/2 12.045