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

using model chemistry: B97D3/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-229.789993
Energy at 298.15K-229.802337
HF Energy-229.789993
Nuclear repulsion energy194.477616
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 B97D3/aug-cc-pVTZ
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 3514 3460 0.23      
2 A 3503 3449 0.42      
3 A 3425 3372 5.80      
4 A 3423 3371 0.89      
5 A 3052 3005 34.77      
6 A 3038 2992 36.21      
7 A 3018 2972 26.21      
8 A 2976 2930 52.15      
9 A 2969 2924 21.21      
10 A 2848 2804 85.30      
11 A 1627 1602 10.34      
12 A 1620 1595 42.52      
13 A 1471 1449 3.24      
14 A 1462 1439 5.28      
15 A 1445 1423 0.67      
16 A 1378 1357 9.33      
17 A 1375 1354 1.09      
18 A 1365 1344 2.82      
19 A 1337 1317 14.84      
20 A 1316 1295 8.10      
21 A 1240 1221 1.14      
22 A 1177 1159 1.79      
23 A 1133 1115 3.84      
24 A 1066 1049 16.69      
25 A 1029 1013 7.42      
26 A 993 978 1.81      
27 A 927 913 6.61      
28 A 876 863 27.31      
29 A 856 843 87.87      
30 A 800 788 101.25      
31 A 763 751 74.89      
32 A 482 475 0.34      
33 A 460 453 18.79      
34 A 363 357 1.66      
35 A 332 327 41.47      
36 A 256 252 11.24      
37 A 232 229 27.22      
38 A 209 206 11.83      
39 A 115 113 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 29734.1 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 29279.2 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 B97D3/aug-cc-pVTZ
ABC
0.26371 0.11567 0.08827

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.508 1.395 -0.220
H2 -0.275 1.938 0.134
H3 1.349 1.875 0.087
N4 -2.065 -0.133 0.038
H5 -2.168 0.756 -0.442
H6 -2.196 0.038 1.031
C7 -0.748 -0.718 -0.228
H8 -0.743 -1.738 0.176
H9 -0.632 -0.797 -1.315
C10 1.764 -0.696 -0.024
H11 1.749 -1.724 0.355
H12 1.891 -0.726 -1.111
H13 2.637 -0.193 0.407
C14 0.471 0.031 0.336
H15 0.371 0.036 1.439

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.01651.01633.00312.75953.27292.45783.39632.70232.44723.40512.68442.72871.47302.1483
H21.01651.62622.73902.30442.84662.72223.70633.11563.33534.19003.65263.61882.05792.3957
H31.01631.62623.96133.72834.10263.35004.17613.60992.60723.63082.91452.45712.05782.4833
N43.00312.73903.96131.01531.01671.46542.08482.07943.87094.14514.16254.71682.55882.8160
H52.75952.30443.72831.01531.63922.05792.93882.35204.21234.70414.37284.97042.84503.2411
H63.27292.84664.10261.01671.63922.06202.44922.94054.16304.37324.67744.87792.75552.5991
C72.45782.72223.35001.46542.05792.06201.09731.09652.52052.75462.78363.48371.53792.1450
H83.39633.70634.17612.08482.93882.44921.09731.76712.72172.49833.10173.72302.15142.4464
H92.70233.11563.60992.07942.35202.94051.09651.76712.72393.05282.53303.74402.15163.0477
C102.44723.33532.60723.87094.21234.16302.52052.72172.72391.09481.09531.09591.52682.1488
H113.40514.19003.63084.14514.70414.37322.75462.49833.05281.09481.77901.77012.17112.4845
H122.68443.65262.91454.16254.37284.67742.78363.10172.53301.09531.77901.77352.16483.0655
H132.72873.61882.45714.71684.97044.87793.48373.72303.74401.09591.77011.77352.17852.5000
C141.47302.05792.05782.55882.84502.75551.53792.15142.15161.52682.17112.16482.17851.1075
H152.14832.39572.48332.81603.24112.59912.14502.44643.04772.14882.48453.06552.50001.1075

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 109.410 N1 C14 C10 109.322
N1 C14 H15 111.941 H2 N1 H3 106.262
H2 N1 C14 110.160 H3 N1 C14 110.161
N4 C7 H8 108.024 N4 C7 H9 107.648
N4 C7 C14 116.837 H5 N4 H6 107.548
H5 N4 C7 110.794 H6 N4 C7 111.059
C7 C14 C10 110.656 C7 C14 H15 107.234
H8 C7 H9 107.323 H8 C7 C14 108.287
H9 C7 C14 108.356 C10 C14 H15 108.262
H11 C10 H12 108.644 H11 C10 H13 107.799
H11 C10 C14 110.745 H12 C10 H13 108.067
H12 C10 C14 110.216 H13 C10 C14 111.271
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.505      
2 H 0.005      
3 H 0.000      
4 N -0.463      
5 H 0.009      
6 H 0.007      
7 C 0.023      
8 H 0.078      
9 H 0.136      
10 C -0.685      
11 H 0.137      
12 H 0.147      
13 H 0.095      
14 C 0.905      
15 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.946 0.873 1.592 2.047
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.516 -2.619 -0.684
y -2.619 -32.110 1.534
z -0.684 1.534 -34.208
Traceless
 xyz
x -3.357 -2.619 -0.684
y -2.619 3.252 1.534
z -0.684 1.534 0.105
Polar
3z2-r20.210
x2-y2-4.406
xy-2.619
xz-0.684
yz1.534


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.258 -0.102 -0.029
y -0.102 9.325 0.015
z -0.029 0.015 8.444


<r2> (average value of r2) Å2
<r2> 145.291
(<r2>)1/2 12.054