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

using model chemistry: HSEh1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HSEh1PBE/6-31+G**
 hartrees
Energy at 0K-229.603129
Energy at 298.15K-229.615612
HF Energy-229.603129
Nuclear repulsion energy195.347790
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 HSEh1PBE/6-31+G**
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 3658 3493 2.85      
2 A 3637 3473 2.01      
3 A 3552 3391 0.45      
4 A 3546 3386 0.42      
5 A 3147 3005 26.10      
6 A 3133 2992 29.68      
7 A 3110 2969 25.56      
8 A 3057 2919 50.35      
9 A 3052 2914 14.85      
10 A 2936 2803 86.00      
11 A 1669 1594 5.94      
12 A 1660 1585 79.02      
13 A 1503 1435 4.36      
14 A 1493 1425 8.23      
15 A 1475 1408 1.22      
16 A 1423 1359 3.02      
17 A 1408 1344 18.40      
18 A 1395 1332 6.54      
19 A 1374 1312 11.80      
20 A 1341 1280 6.67      
21 A 1263 1206 1.06      
22 A 1205 1150 2.49      
23 A 1184 1130 6.59      
24 A 1135 1083 24.50      
25 A 1051 1003 9.18      
26 A 1028 981 0.93      
27 A 961 917 2.50      
28 A 891 850 26.73      
29 A 869 830 75.43      
30 A 823 786 103.83      
31 A 767 732 168.07      
32 A 497 474 1.86      
33 A 471 450 23.04      
34 A 370 354 1.97      
35 A 352 336 54.36      
36 A 261 249 15.87      
37 A 244 233 26.77      
38 A 222 212 22.46      
39 A 125 119 4.43      

Unscaled Zero Point Vibrational Energy (zpe) 30642.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 29257.3 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 HSEh1PBE/6-31+G**
ABC
0.26688 0.11689 0.08925

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.590 1.390 -0.219
H2 -0.200 1.959 0.072
H3 1.413 1.845 0.167
N4 -2.095 -0.107 0.035
H5 -2.176 0.825 -0.359
H6 -2.242 -0.030 1.038
C7 -0.769 -0.683 -0.240
H8 -0.777 -1.703 0.157
H9 -0.654 -0.747 -1.326
C10 1.739 -0.743 -0.020
H11 1.685 -1.762 0.374
H12 1.853 -0.788 -1.106
H13 2.627 -0.259 0.399
C14 0.469 0.031 0.333
H15 0.372 0.050 1.431

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.01601.01633.08432.82683.40862.47853.40232.70912.43073.38892.66942.69301.47132.1365
H21.01601.61922.80382.31923.01062.72063.70843.07983.32684.18203.62603.60822.05702.4118
H31.01631.61924.01623.76804.19943.36354.16913.63552.61453.62272.95732.44042.05092.4294
N43.08432.80384.01621.01501.01701.47182.07392.08313.88714.14084.16544.73882.58502.8389
H52.82682.31923.76801.01501.63962.06642.93552.39294.23154.70564.40404.98252.84723.2089
H63.40863.01064.19941.01701.63962.05672.39242.93724.18084.34354.68424.91672.80232.6446
C72.47852.72063.36351.47182.06642.05671.09451.09442.51842.75022.76303.48151.53952.1517
H83.40233.70844.16912.07392.93552.39241.09451.76842.69892.47253.05713.70562.14282.4532
H92.70913.07983.63552.08312.39292.93721.09441.76842.72653.06452.51643.73892.14913.0479
C102.43073.32682.61453.88714.23154.18082.51842.69892.72651.09381.09341.09431.52872.1456
H113.38894.18203.62274.14084.70564.34352.75022.47253.06451.09381.77951.77352.16722.4753
H122.66943.62602.95734.16544.40404.68422.76303.05712.51641.09341.77951.77362.15803.0552
H132.69303.60822.44044.73884.98254.91673.48153.70563.73891.09431.77351.77362.17882.4996
C141.47132.05702.05092.58502.84722.80231.53952.14282.14911.52872.16722.15802.17881.1028
H152.13652.41182.42942.83893.20892.64462.15172.45323.04792.14562.47533.05522.49961.1028

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 110.796 N1 C14 C10 108.227
N1 C14 H15 111.403 H2 N1 H3 105.646
H2 N1 C14 110.243 H3 N1 C14 109.717
N4 C7 H8 106.911 N4 C7 H9 107.625
N4 C7 C14 118.262 H5 N4 H6 107.585
H5 N4 C7 111.063 H6 N4 C7 110.112
C7 C14 C10 110.333 C7 C14 H15 107.901
H8 C7 H9 107.785 H8 C7 C14 107.684
H9 C7 C14 108.169 C10 C14 H15 108.154
H11 C10 H12 108.900 H11 C10 H13 108.293
H11 C10 C14 110.359 H12 C10 H13 108.325
H12 C10 C14 109.653 H13 C10 C14 111.249
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.608      
2 H 0.287      
3 H 0.291      
4 N -0.655      
5 H 0.304      
6 H 0.295      
7 C -0.285      
8 H 0.154      
9 H 0.168      
10 C -0.631      
11 H 0.165      
12 H 0.183      
13 H 0.157      
14 C 0.041      
15 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.045 1.041 1.748 2.287
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.303 -2.952 -0.914
y -2.952 -31.705 1.624
z -0.914 1.624 -34.249
Traceless
 xyz
x -3.326 -2.952 -0.914
y -2.952 3.571 1.624
z -0.914 1.624 -0.245
Polar
3z2-r2-0.490
x2-y2-4.598
xy-2.952
xz-0.914
yz1.624


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.946 -0.063 -0.019
y -0.063 8.150 -0.015
z -0.019 -0.015 7.543


<r2> (average value of r2) Å2
<r2> 144.040
(<r2>)1/2 12.002