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

using model chemistry: wB97X-D/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/6-31G*
 hartrees
Energy at 0K-229.760027
Energy at 298.15K-229.772604
HF Energy-229.760027
Nuclear repulsion energy 
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 wB97X-D/6-31G*
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 3624 3438 0.04      
2 A 3614 3428 0.27      
3 A 3529 3347 1.78      
4 A 3525 3344 1.01      
5 A 3158 2995 29.81      
6 A 3143 2981 33.34      
7 A 3121 2961 30.39      
8 A 3071 2913 45.15      
9 A 3067 2909 18.36      
10 A 2944 2793 87.66      
11 A 1711 1623 9.29      
12 A 1699 1611 60.74      
13 A 1540 1461 3.82      
14 A 1524 1446 5.23      
15 A 1516 1438 0.69      
16 A 1454 1379 2.11      
17 A 1442 1368 14.68      
18 A 1421 1348 4.13      
19 A 1402 1329 10.85      
20 A 1366 1296 9.91      
21 A 1289 1223 1.21      
22 A 1232 1168 5.42      
23 A 1198 1136 5.37      
24 A 1147 1088 11.83      
25 A 1073 1018 13.44      
26 A 1042 988 1.54      
27 A 977 927 13.66      
28 A 930 882 101.95      
29 A 909 862 99.21      
30 A 867 822 91.29      
31 A 817 775 72.83      
32 A 504 478 3.87      
33 A 481 456 22.79      
34 A 377 358 19.21      
35 A 374 354 42.46      
36 A 265 252 6.65      
37 A 247 235 46.92      
38 A 220 209 17.98      
39 A 124 118 6.08      

Unscaled Zero Point Vibrational Energy (zpe) 30971.3 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 29376.3 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 wB97X-D/6-31G*
ABC
0.26646 0.11712 0.08933

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.482 1.387 -0.221
H2 -0.285 1.925 0.174
H3 1.330 1.871 0.065
N4 -2.054 -0.132 0.023
H5 -2.130 0.740 -0.493
H6 -2.182 0.086 1.009
C7 -0.744 -0.734 -0.202
H8 -0.755 -1.738 0.241
H9 -0.620 -0.858 -1.284
C10 1.767 -0.679 -0.035
H11 1.768 -1.711 0.332
H12 1.884 -0.693 -1.124
H13 2.639 -0.172 0.394
C14 0.471 0.033 0.342
H15 0.391 0.044 1.446

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.01701.01722.96642.70533.21032.45033.39242.71792.43993.39932.66582.73131.46682.1427
H21.01701.62042.71652.29192.77082.72423.69303.15953.32174.17813.63893.60502.04462.3692
H31.01721.62043.93273.68334.05173.34064.17123.61522.58853.61782.87952.44802.04792.4751
N42.96642.71653.93271.01591.01731.45972.07762.07243.86054.14724.13984.70812.55052.8349
H52.70532.29193.68331.01591.63922.04432.92762.33684.17274.67814.30854.93622.82213.2565
H63.21032.77084.05171.01731.63922.05122.43982.93094.15574.39204.65684.86732.73642.6110
C72.45032.72423.34061.45972.04432.05121.09721.09612.51712.74772.78493.48101.53622.1475
H83.39243.69304.17122.07762.92762.43981.09721.76602.74872.52453.14873.74072.15552.4372
H92.71793.15953.61522.07242.33682.93091.09611.76602.70013.00722.51423.72952.15103.0482
C102.43993.32172.58853.86054.17274.15572.51712.74872.70011.09511.09521.09611.52552.1464
H113.39934.17813.61784.14724.67814.39202.74772.52453.00721.09511.78001.76932.17282.4927
H122.66583.63892.87954.13984.30854.65682.78493.14872.51421.09521.78001.77352.16083.0616
H132.73133.60502.44804.70814.93624.86733.48103.74073.72951.09611.76931.77352.17832.4910
C141.46682.04462.04792.55052.82212.73641.53622.15552.15101.52552.17282.16082.17831.1074
H152.14272.36922.47512.83493.25652.61102.14752.43723.04822.14642.49273.06162.49101.1074

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 109.344 N1 C14 C10 109.239
N1 C14 H15 111.932 H2 N1 H3 105.608
H2 N1 C14 109.475 H3 N1 C14 109.740
N4 C7 H8 107.851 N4 C7 H9 107.510
N4 C7 C14 116.689 H5 N4 H6 107.461
H5 N4 C7 110.049 H6 N4 C7 110.543
C7 C14 C10 110.599 C7 C14 H15 107.546
H8 C7 H9 107.252 H8 C7 C14 108.723
H9 C7 C14 108.445 C10 C14 H15 108.170
H11 C10 H12 108.715 H11 C10 H13 107.688
H11 C10 C14 110.952 H12 C10 H13 108.058
H12 C10 C14 109.994 H13 C10 C14 111.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.753      
2 H 0.299      
3 H 0.313      
4 N -0.753      
5 H 0.317      
6 H 0.305      
7 C -0.155      
8 H 0.154      
9 H 0.167      
10 C -0.502      
11 H 0.164      
12 H 0.177      
13 H 0.157      
14 C -0.007      
15 H 0.117      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.084 1.210 1.774 2.406
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.598 -2.862 -0.915
y -2.862 -30.678 1.825
z -0.915 1.825 -33.009
Traceless
 xyz
x -3.754 -2.862 -0.915
y -2.862 3.625 1.825
z -0.915 1.825 0.129
Polar
3z2-r20.258
x2-y2-4.920
xy-2.862
xz-0.915
yz1.825


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.475 -0.239 -0.124
y -0.239 6.976 -0.091
z -0.124 -0.091 6.155


<r2> (average value of r2) Å2
<r2> 143.173
(<r2>)1/2 11.965