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

using model chemistry: HF/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-228.398059
Energy at 298.15K-228.410882
Nuclear repulsion energy196.043863
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/6-311+G(3df,2p)
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 3824 3475 3.74      
2 A 3814 3465 2.27      
3 A 3741 3399 0.40      
4 A 3736 3395 1.14      
5 A 3224 2929 64.11      
6 A 3208 2914 50.24      
7 A 3205 2912 18.32      
8 A 3166 2876 52.55      
9 A 3152 2864 20.59      
10 A 3058 2778 77.44      
11 A 1794 1630 18.97      
12 A 1786 1623 54.07      
13 A 1619 1471 2.10      
14 A 1612 1465 6.27      
15 A 1606 1459 0.15      
16 A 1552 1410 0.44      
17 A 1535 1395 12.44      
18 A 1514 1375 12.33      
19 A 1489 1353 5.20      
20 A 1460 1326 9.87      
21 A 1358 1234 1.08      
22 A 1300 1181 4.83      
23 A 1258 1143 8.85      
24 A 1179 1071 26.94      
25 A 1125 1022 10.19      
26 A 1087 988 2.84      
27 A 1019 925 2.69      
28 A 961 873 33.40      
29 A 932 846 115.39      
30 A 902 819 99.03      
31 A 835 759 94.46      
32 A 524 476 0.41      
33 A 501 455 17.56      
34 A 396 360 0.99      
35 A 349 317 47.52      
36 A 281 255 13.04      
37 A 260 237 17.93      
38 A 235 214 22.79      
39 A 134 122 3.42      

Unscaled Zero Point Vibrational Energy (zpe) 32362.1 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 29404.2 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 HF/6-311+G(3df,2p)
ABC
0.26771 0.11718 0.08938

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.514 1.384 -0.211
H2 -0.238 1.945 0.129
H3 1.362 1.845 0.045
N4 -2.048 -0.123 0.040
H5 -2.173 0.745 -0.434
H6 -2.207 0.018 1.015
C7 -0.750 -0.711 -0.230
H8 -0.749 -1.719 0.170
H9 -0.639 -0.792 -1.305
C10 1.750 -0.699 -0.021
H11 1.738 -1.711 0.367
H12 1.882 -0.743 -1.096
H13 2.613 -0.196 0.402
C14 0.463 0.033 0.331
H15 0.368 0.044 1.421

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N10.99760.99832.98262.77133.28162.44633.37192.69492.43003.37842.67932.69781.45662.1159
H20.99761.60522.74932.34552.89362.72793.69973.11563.31184.16313.63563.57592.04642.3765
H30.99831.60523.93663.73324.12443.32624.14403.57482.57443.59052.87552.42002.04272.4742
N42.98262.74933.93660.99700.99821.45012.06182.05923.84224.11884.13694.67582.53222.7874
H52.77132.34553.73320.99701.62152.04632.90972.34004.20174.68814.37004.94962.83603.2231
H63.28162.89364.12440.99821.62152.05032.42022.91494.15284.35594.66364.86362.75552.6061
C72.44632.72793.32621.45012.04632.05031.08491.08392.50902.74752.77043.46061.52922.1317
H83.37193.69974.14402.06182.90972.42021.08491.74562.70642.49533.07813.69902.13662.4338
H92.69493.11563.57482.05922.34002.91491.08391.74562.71473.04862.53013.72162.13863.0240
C102.43003.31182.57443.84224.20174.15282.50902.70642.71471.08381.08401.08501.52272.1315
H113.37844.16313.59054.11884.68814.35592.74752.49533.04861.08381.76001.75072.16132.4643
H122.67933.63562.87554.13694.37004.66362.77043.07812.53011.08401.76001.75462.15703.0407
H132.69783.57592.42004.67584.94964.86363.46063.69903.72161.08501.75071.75462.16402.4778
C141.45662.04642.04272.53222.83602.75551.52922.13662.13861.52272.16132.15702.16401.0935
H152.11592.37652.47422.78743.22312.60612.13172.43383.02402.13152.46433.04072.47781.0935

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 110.010 N1 C14 C10 109.285
N1 C14 H15 111.346 H2 N1 H3 107.078
H2 N1 C14 111.617 H3 N1 C14 111.264
N4 C7 H8 107.982 N4 C7 H9 107.834
N4 C7 C14 116.387 H5 N4 H6 108.726
H5 N4 C7 112.168 H6 N4 C7 112.426
C7 C14 C10 110.600 C7 C14 H15 107.576
H8 C7 H9 107.189 H8 C7 C14 108.439
H9 C7 C14 108.655 C10 C14 H15 107.998
H11 C10 H12 108.558 H11 C10 H13 107.655
H11 C10 C14 110.911 H12 C10 H13 107.988
H12 C10 C14 110.558 H13 C10 C14 111.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.955      
2 H 0.177      
3 H 0.175      
4 N -0.987      
5 H 0.192      
6 H 0.185      
7 C 0.285      
8 H 0.119      
9 H 0.131      
10 C -0.283      
11 H 0.129      
12 H 0.144      
13 H 0.115      
14 C 0.485      
15 H 0.088      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.004 0.925 1.685 2.169
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.224 -2.712 -0.842
y -2.712 -31.648 1.526
z -0.842 1.526 -33.752
Traceless
 xyz
x -3.524 -2.712 -0.842
y -2.712 3.340 1.526
z -0.842 1.526 0.184
Polar
3z2-r20.367
x2-y2-4.576
xy-2.712
xz-0.842
yz1.526


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.618 -0.136 -0.051
y -0.136 7.872 -0.016
z -0.051 -0.016 7.160


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000