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

using model chemistry: HF/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/cc-pVDZ
 hartrees
Energy at 0K-228.330035
Energy at 298.15K-228.342918
Nuclear repulsion energy195.683752
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 HF/cc-pVDZ
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 3799 3450 0.83      
2 A 3790 3441 0.37      
3 A 3719 3377 0.39      
4 A 3711 3370 0.41      
5 A 3257 2958 53.67      
6 A 3240 2942 48.67      
7 A 3231 2933 32.29      
8 A 3184 2891 57.25      
9 A 3171 2880 22.57      
10 A 3067 2785 97.63      
11 A 1791 1626 9.58      
12 A 1782 1618 49.81      
13 A 1600 1453 1.37      
14 A 1592 1445 5.57      
15 A 1585 1439 0.12      
16 A 1553 1410 0.13      
17 A 1524 1384 18.45      
18 A 1506 1367 6.47      
19 A 1490 1353 6.05      
20 A 1451 1317 15.40      
21 A 1363 1238 0.73      
22 A 1302 1183 8.29      
23 A 1262 1145 11.30      
24 A 1192 1082 20.10      
25 A 1131 1027 17.63      
26 A 1096 995 2.69      
27 A 1026 932 10.61      
28 A 995 904 115.85      
29 A 966 877 114.92      
30 A 930 844 51.30      
31 A 861 781 40.96      
32 A 525 477 0.13      
33 A 504 457 18.86      
34 A 396 360 0.78      
35 A 372 338 47.68      
36 A 281 255 9.52      
37 A 266 242 26.97      
38 A 241 219 22.55      
39 A 127 115 4.70      

Unscaled Zero Point Vibrational Energy (zpe) 32438.9 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 29454.5 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 HF/cc-pVDZ
ABC
0.26747 0.11707 0.08937

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.496 1.383 -0.221
H2 -0.268 1.926 0.142
H3 1.331 1.859 0.078
N4 -2.049 -0.129 0.034
H5 -2.141 0.749 -0.446
H6 -2.178 0.054 1.016
C7 -0.748 -0.722 -0.219
H8 -0.749 -1.733 0.198
H9 -0.632 -0.822 -1.301
C10 1.760 -0.686 -0.025
H11 1.757 -1.711 0.351
H12 1.894 -0.712 -1.109
H13 2.624 -0.176 0.409
C14 0.464 0.033 0.333
H15 0.376 0.044 1.433

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.00551.00622.97192.72143.23172.44483.38122.70222.43173.38962.67022.71201.45952.1303
H21.00551.60162.72152.28812.81272.71463.69033.12483.31084.16843.63283.58572.03892.3707
H31.00621.60163.92183.68194.05523.32734.15243.59792.58323.60642.88772.43452.03772.4574
N42.97192.72153.92181.00511.00661.45222.07082.06673.85014.13454.14684.68892.53662.8047
H52.72142.28813.68191.00511.61862.03802.91692.33974.17714.67774.34174.92852.81163.2182
H63.23172.81274.05521.00661.61862.04262.42992.91964.13964.36424.65624.84582.72902.5874
C72.44482.71463.32731.45222.03802.04261.09361.09252.51552.75332.78763.47331.53092.1396
H83.38123.69034.15242.07082.91692.42991.09361.75752.72782.51133.12013.72122.14652.4390
H92.70223.12483.59792.06672.33972.91961.09251.75752.71443.03782.53573.73432.14553.0395
C102.43173.31082.58323.85014.17714.13962.51552.72782.71441.09221.09241.09331.52412.1386
H113.38964.16843.60644.13454.67774.36422.75332.51133.03781.09221.77421.76392.17122.4824
H122.67023.63282.88774.14684.34174.65622.78763.12012.53571.09241.77421.76762.16283.0554
H132.71203.58572.43454.68894.92854.84583.47333.72123.73431.09331.76391.76762.17142.4804
C141.45952.03892.03772.53662.81162.72901.53092.14652.14551.52412.17122.16282.17141.1030
H152.13032.37072.45742.80473.21822.58742.13962.43903.03952.13862.48243.05542.48041.1030

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 109.657 N1 C14 C10 109.159
N1 C14 H15 111.714 H2 N1 H3 105.528
H2 N1 C14 110.251 H3 N1 C14 110.103
N4 C7 H8 108.032 N4 C7 H9 107.774
N4 C7 C14 116.462 H5 N4 H6 107.141
H5 N4 C7 110.749 H6 N4 C7 111.043
C7 C14 C10 110.853 C7 C14 H15 107.535
H8 C7 H9 107.015 H8 C7 C14 108.603
H9 C7 C14 108.576 C10 C14 H15 107.912
H11 C10 H12 108.609 H11 C10 H13 107.623
H11 C10 C14 111.089 H12 C10 H13 107.942
H12 C10 C14 110.415 H13 C10 C14 111.045
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.248 -0.918    
2 H 0.075 0.296    
3 H 0.087 0.345    
4 N -0.292 -0.956    
5 H 0.091 0.357    
6 H 0.083 0.327    
7 C 0.158 0.420    
8 H 0.023 -0.044    
9 H 0.032 -0.025    
10 C 0.004 -0.347    
11 H 0.028 0.049    
12 H 0.038 0.086    
13 H 0.022 0.099    
14 C -0.093 0.379    
15 H -0.007 -0.068    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.927 1.092 1.673 2.203
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 7.413 -0.256 -0.112
y -0.256 6.953 -0.021
z -0.112 -0.021 6.184


<r2> (average value of r2) Å2
<r2> 143.325
(<r2>)1/2 11.972