return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3NHNHCH3 (dimethyl hydrazine)

using model chemistry: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-190.382938
Energy at 298.15K-190.393315
Nuclear repulsion energy137.149149
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 B1B95/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 3516 3380 0.24      
2 A 3130 3009 2.39      
3 A 3080 2961 7.79      
4 A 2994 2878 116.05      
5 A 1538 1478 1.38      
6 A 1490 1432 1.04      
7 A 1462 1405 0.20      
8 A 1418 1363 0.03      
9 A 1261 1212 13.75      
10 A 1160 1115 0.95      
11 A 1124 1081 0.07      
12 A 941 905 9.17      
13 A 738 709 145.12      
14 A 342 329 7.70      
15 A 323 310 1.50      
16 A 170 164 0.45      
17 B 3533 3396 1.16      
18 B 3130 3009 46.62      
19 B 3080 2961 71.14      
20 B 2981 2865 11.49      
21 B 1497 1439 8.54      
22 B 1451 1395 17.75      
23 B 1441 1385 2.03      
24 B 1407 1353 1.20      
25 B 1169 1124 3.77      
26 B 1123 1079 12.99      
27 B 1035 995 1.00      
28 B 762 733 32.50      
29 B 512 492 2.84      
30 B 231 222 1.10      

Unscaled Zero Point Vibrational Energy (zpe) 24019.6 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 23087.6 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 B1B95/cc-pVDZ
ABC
0.50026 0.18722 0.15428

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.157 0.687 -0.680
N2 0.157 -0.687 -0.680
C3 0.157 1.435 0.524
C4 -0.157 -1.435 0.524
H5 -1.150 0.766 -0.893
H6 1.150 -0.766 -0.893
H7 -0.117 2.486 0.357
H8 -0.345 1.097 1.451
H9 1.244 1.403 0.700
H10 0.117 -2.486 0.357
H11 0.345 -1.097 1.451
H12 -1.244 -1.403 0.700

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
N11.41031.45182.44021.01811.96632.07652.17812.09273.34982.82442.7304
N21.41032.44021.45181.96631.01813.34982.82442.73042.07652.17812.0927
C31.45182.44022.88752.04092.79981.09911.10741.10113.92512.70293.1704
C42.44021.45182.88752.79982.04093.92512.70293.17041.09911.10741.1011
H51.01811.96632.04092.79982.76302.36402.50082.94513.70733.34672.6930
H61.96631.01812.79982.04092.76303.70733.34672.69302.36402.50082.9451
H72.07653.34981.09913.92512.36403.70731.78331.77274.97793.77484.0640
H82.17812.82441.10742.70292.50083.34671.78331.78403.77482.29952.7611
H92.09272.73041.10113.17042.94512.69301.77271.78404.06402.76113.7505
H103.34982.07653.92511.09913.70732.36404.97793.77484.06401.78331.7727
H112.82442.17812.70291.10743.34672.50083.77482.29952.76111.78331.7840
H122.73042.09273.17041.10112.69302.94514.06402.76113.75051.77271.7840

picture of dimethyl hydrazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 C4 116.982 N1 N2 H6 107.021
N1 C3 H7 108.191 N1 C3 H8 116.015
N1 C3 H9 109.350 N2 N1 C3 116.982
N2 N1 H5 107.021 N2 C4 H10 108.191
N2 C4 H11 116.015 N2 C4 H12 109.350
C3 N1 H5 110.207 C4 N2 H6 110.207
H7 C3 H8 107.845 H7 C3 H9 107.356
H8 C3 H9 107.762 H10 C4 H11 107.845
H10 C4 H12 107.356 H11 C4 H12 107.762
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.195      
2 N -0.195      
3 C 0.021      
4 C 0.021      
5 H 0.099      
6 H 0.099      
7 H 0.031      
8 H 0.015      
9 H 0.029      
10 H 0.031      
11 H 0.015      
12 H 0.029      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.270 1.270
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.733 -1.661 0.000
y -1.661 -25.725 0.000
z 0.000 0.000 -29.062
Traceless
 xyz
x 3.661 -1.661 0.000
y -1.661 0.672 0.000
z 0.000 0.000 -4.333
Polar
3z2-r2-8.667
x2-y21.992
xy-1.661
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.280 -0.180 0.000
y -0.180 6.696 0.000
z 0.000 0.000 5.277


<r2> (average value of r2) Å2
<r2> 91.015
(<r2>)1/2 9.540