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All results from a given calculation for C3H6N2 (3-Aminopropionitrile)

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-40.283814
Energy at 298.15K-40.290576
Nuclear repulsion energy83.466848
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 B3LYP/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3532 3441 1.83      
2 A' 3025 2947 49.56      
3 A' 3010 2934 5.48      
4 A' 2228 2171 12.68      
5 A' 1691 1648 40.98      
6 A' 1514 1476 7.61      
7 A' 1493 1455 4.87      
8 A' 1391 1356 18.77      
9 A' 1302 1269 0.58      
10 A' 1113 1084 52.19      
11 A' 983 958 22.77      
12 A' 926 903 3.76      
13 A' 505 492 4.72      
14 A' 460 448 350.40      
15 A' 363 353 41.89      
16 A' 160 156 3.55      
17 A" 3666 3572 0.87      
18 A" 3089 3010 45.68      
19 A" 3058 2980 0.31      
20 A" 1371 1336 0.12      
21 A" 1293 1260 0.08      
22 A" 1155 1126 0.20      
23 A" 956 932 0.42      
24 A" 761 742 2.78      
25 A" 370 360 0.14      
26 A" 274 267 37.70      
27 A" 98 96 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 19892.5 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 19385.3 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 B3LYP/CEP-121G
ABC
0.81313 0.07333 0.06983

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.558 -0.510 0.852
H2 2.558 -0.510 -0.852
N3 2.088 -0.794 0.000
H4 0.258 -1.312 0.881
H5 0.258 -1.312 -0.881
C6 0.624 -0.770 0.000
H7 0.347 1.229 0.885
H8 0.347 1.229 -0.885
C9 0.000 0.678 0.000
N10 -2.666 0.582 0.000
C11 -1.484 0.652 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.70331.01342.43652.98942.12972.81333.30592.94685.40454.2913
H21.70331.01342.98942.43652.12973.30592.81332.94685.40454.2913
N31.01341.01342.09632.09631.46472.81202.81202.55524.94913.8537
H42.43652.98942.09631.76151.09692.54233.09532.19153.59282.7687
H52.98942.43652.09631.76151.09693.09532.54232.19153.59282.7687
C62.12972.12971.46471.09691.09692.20352.20351.57693.55642.5424
H72.81333.30592.81202.54233.09532.20351.76971.09863.20622.1138
H83.30592.81332.81203.09532.54232.20351.76971.09863.20622.1138
C92.94682.94682.55522.19152.19151.57691.09861.09862.66731.4839
N105.40455.40454.94913.59283.59283.55643.20623.20622.66731.1840
C114.29134.29133.85372.76872.76872.54242.11382.11381.48391.1840

picture of 3-Aminopropionitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 114.356 H1 N3 C6 117.338
H2 N3 C6 117.338 N3 C6 H4 108.991
N3 C6 H5 108.991 N3 C6 C9 114.248
H4 C6 H5 106.827 H4 C6 C9 108.763
H5 C6 C9 108.763 C6 C9 H7 109.592
C6 C9 H8 109.592 C6 C9 C11 112.293
H7 C9 H8 107.309 H7 C9 C11 108.962
H8 C9 C11 108.962 C9 C11 N10 177.611
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.275      
2 H 0.275      
3 N -0.543      
4 H 0.167      
5 H 0.167      
6 C -0.278      
7 H 0.170      
8 H 0.170      
9 C -0.263      
10 N 0.237      
11 C -0.376      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.350 0.787 0.000 4.421
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.633 5.060 0.000
y 5.060 -33.140 0.000
z 0.000 0.000 -27.962
Traceless
 xyz
x -11.082 5.060 0.000
y 5.060 1.658 0.000
z 0.000 0.000 9.424
Polar
3z2-r218.848
x2-y2-8.493
xy5.060
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.140 -0.425 0.000
y -0.425 5.490 0.000
z 0.000 0.000 5.336


<r2> (average value of r2) Å2
<r2> 124.860
(<r2>)1/2 11.174