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

using model chemistry: B97D3/TZVP

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/TZVP
 hartrees
Energy at 0K-229.780410
Energy at 298.15K-229.792794
HF Energy-229.780410
Nuclear repulsion energy194.394162
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/TZVP
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 3519 3469 0.02      
2 A 3505 3454 0.37      
3 A 3425 3375 3.21      
4 A 3423 3373 2.13      
5 A 3056 3012 37.14      
6 A 3043 2999 38.12      
7 A 3024 2980 27.59      
8 A 2979 2936 53.76      
9 A 2973 2930 20.80      
10 A 2844 2803 95.27      
11 A 1636 1612 6.71      
12 A 1628 1605 57.68      
13 A 1476 1455 3.75      
14 A 1466 1445 4.85      
15 A 1447 1426 0.81      
16 A 1384 1364 9.13      
17 A 1380 1360 3.01      
18 A 1371 1351 2.91      
19 A 1345 1326 14.59      
20 A 1320 1301 8.74      
21 A 1244 1226 1.09      
22 A 1182 1165 3.02      
23 A 1135 1119 3.01      
24 A 1069 1053 13.48      
25 A 1034 1019 8.94      
26 A 995 981 1.50      
27 A 928 915 8.02      
28 A 882 869 30.28      
29 A 858 845 101.77      
30 A 803 791 117.36      
31 A 764 753 93.26      
32 A 485 478 0.62      
33 A 463 456 22.30      
34 A 364 359 1.59      
35 A 347 342 47.61      
36 A 258 254 9.60      
37 A 237 233 33.97      
38 A 218 215 17.84      
39 A 114 112 4.58      

Unscaled Zero Point Vibrational Energy (zpe) 29809.6 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 29380.3 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 B97D3/TZVP
ABC
0.26379 0.11561 0.08824

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.501 1.395 -0.220
H2 -0.290 1.930 0.131
H3 1.338 1.881 0.093
N4 -2.064 -0.134 0.035
H5 -2.169 0.746 -0.461
H6 -2.194 0.051 1.028
C7 -0.747 -0.723 -0.221
H8 -0.743 -1.741 0.192
H9 -0.628 -0.812 -1.309
C10 1.768 -0.691 -0.027
H11 1.759 -1.721 0.349
H12 1.892 -0.716 -1.116
H13 2.641 -0.186 0.403
C14 0.472 0.031 0.338
H15 0.378 0.035 1.444

Atom - Atom Distances (Å)
  N1 H2 H3 N4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14 H15
N11.01761.01742.99742.75813.26022.45833.39812.70792.44783.40702.68242.73211.47332.1520
H21.01761.62942.72312.29772.82162.71453.69873.11533.33614.19153.64973.62522.05622.4000
H31.01741.62943.95503.72734.08683.35114.17833.61792.61093.63532.91882.46302.05702.4806
N42.99742.72313.95501.01621.01771.46542.08662.08063.87324.15104.16194.72042.56032.8245
H52.75812.29773.72731.01621.64402.05822.94042.34944.21324.70794.36564.97512.85063.2590
H63.26022.82164.08681.01771.64402.06202.45262.94204.16694.38444.67814.88162.75452.6058
C72.45832.71453.35111.46542.05822.06201.09851.09742.52302.75682.78723.48741.53952.1480
H83.39813.69874.17832.08662.94042.45261.09851.76792.72992.50613.11483.73022.15372.4449
H92.70793.11533.61792.08062.34942.94201.09741.76792.72003.04442.52973.74342.15323.0508
C102.44783.33612.61093.87324.21324.16692.52302.72992.72001.09601.09631.09711.52782.1504
H113.40704.19153.63534.15104.70794.38442.75682.50613.04441.09601.78101.77162.17342.4876
H122.68243.64972.91884.16194.36564.67812.78723.11482.52971.09631.78101.77522.16593.0680
H132.73213.62522.46304.72044.97514.88163.48743.73023.74341.09711.77161.77522.18072.5010
C141.47332.05622.05702.56032.85062.75451.53952.15372.15321.52782.17342.16592.18071.1096
H152.15202.40002.48062.82453.25902.60582.14802.44493.05082.15042.48763.06802.50101.1096

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 109.341 N1 C14 C10 109.288
N1 C14 H15 112.083 H2 N1 H3 106.387
H2 N1 C14 109.925 H3 N1 C14 110.007
N4 C7 H8 108.091 N4 C7 H9 107.687
N4 C7 C14 116.843 H5 N4 H6 107.865
H5 N4 C7 110.769 H6 N4 C7 110.998
C7 C14 C10 110.680 C7 C14 H15 107.239
H8 C7 H9 107.239 H8 C7 C14 108.294
H9 C7 C14 108.312 C10 C14 H15 108.197
H11 C10 H12 108.665 H11 C10 H13 107.765
H11 C10 C14 110.782 H12 C10 H13 108.063
H12 C10 C14 110.169 H13 C10 C14 111.298
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.426      
2 H 0.173      
3 H 0.193      
4 N -0.401      
5 H 0.195      
6 H 0.183      
7 C -0.162      
8 H 0.104      
9 H 0.109      
10 C -0.357      
11 H 0.106      
12 H 0.117      
13 H 0.106      
14 C -0.029      
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
  0.935 1.046 1.670 2.181
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.279 -2.825 -0.721
y -2.825 -31.721 1.620
z -0.721 1.620 -34.007
Traceless
 xyz
x -3.415 -2.825 -0.721
y -2.825 3.422 1.620
z -0.721 1.620 -0.007
Polar
3z2-r2-0.014
x2-y2-4.558
xy-2.825
xz-0.721
yz1.620


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.184 -0.172 -0.040
y -0.172 8.416 -0.028
z -0.040 -0.028 7.494


<r2> (average value of r2) Å2
<r2> 145.167
(<r2>)1/2 12.049