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

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pVDZ
 hartrees
Energy at 0K-190.441732
Energy at 298.15K-190.452088
Nuclear repulsion energy137.035844
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 mPW1PW91/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 3531 3384 0.21      
2 A 3140 3009 2.28      
3 A 3089 2961 8.06      
4 A 3002 2877 114.83      
5 A 1549 1485 1.37      
6 A 1495 1433 1.24      
7 A 1469 1408 0.01      
8 A 1430 1370 0.02      
9 A 1272 1219 13.39      
10 A 1170 1121 0.69      
11 A 1131 1084 0.08      
12 A 947 907 8.61      
13 A 741 710 149.08      
14 A 343 328 9.16      
15 A 294 282 0.44      
16 A 180 173 0.50      
17 B 3548 3400 1.42      
18 B 3140 3009 46.07      
19 B 3090 2961 69.55      
20 B 2988 2863 11.03      
21 B 1506 1443 10.23      
22 B 1459 1398 17.78      
23 B 1448 1387 2.02      
24 B 1417 1358 0.56      
25 B 1173 1124 4.79      
26 B 1129 1082 12.72      
27 B 1042 998 0.83      
28 B 763 731 33.44      
29 B 513 491 2.78      
30 B 222 212 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 24109.1 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 23103.7 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 mPW1PW91/cc-pVDZ
ABC
0.50298 0.18574 0.15371

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.160 0.686 -0.676
N2 0.160 -0.686 -0.676
C3 0.160 1.443 0.521
C4 -0.160 -1.443 0.521
H5 -1.153 0.763 -0.888
H6 1.153 -0.763 -0.888
H7 -0.123 2.491 0.349
H8 -0.333 1.108 1.455
H9 1.249 1.420 0.689
H10 0.123 -2.491 0.349
H11 0.333 -1.108 1.455
H12 -1.249 -1.420 0.689

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
N11.40841.45252.44221.01791.96662.07672.17962.09443.35042.82902.7350
N21.40842.44221.45251.96661.01793.35042.82902.73502.07672.17962.0944
C31.45252.44222.90332.04292.79931.09971.10781.10163.93812.72183.1949
C42.44221.45252.90332.79932.04293.93812.72183.19491.09971.10781.1016
H51.01791.96662.04292.79932.76472.36232.50672.94723.70773.34642.6941
H61.96661.01792.79932.04292.76473.70773.34642.69412.36232.50672.9472
H72.07673.35041.09973.93812.36233.70771.78361.77334.98883.79294.0841
H82.17962.82901.10782.72182.50673.34641.78361.78513.79292.31382.7958
H92.09442.73501.10163.19492.94722.69411.77331.78514.08412.79583.7816
H103.35042.07673.93811.09973.70772.36234.98883.79294.08411.78361.7733
H112.82902.17962.72181.10783.34642.50673.79292.31382.79581.78361.7851
H122.73502.09443.19491.10162.69412.94724.08412.79583.78161.77331.7851

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 117.212 N1 N2 H6 107.194
N1 C3 H7 108.127 N1 C3 H8 116.056
N1 C3 H9 109.409 N2 N1 C3 117.212
N2 N1 H5 107.194 N2 C4 H10 108.127
N2 C4 H11 116.056 N2 C4 H12 109.409
C3 N1 H5 110.339 C4 N2 H6 110.339
H7 C3 H8 107.798 H7 C3 H9 107.332
H8 C3 H9 107.791 H10 C4 H11 107.798
H10 C4 H12 107.332 H11 C4 H12 107.791
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.206      
2 N -0.206      
3 C -0.009      
4 C -0.009      
5 H 0.104      
6 H 0.104      
7 H 0.043      
8 H 0.027      
9 H 0.040      
10 H 0.043      
11 H 0.027      
12 H 0.040      


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 1.304 1.304
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.663 -1.656 0.000
y -1.656 -25.685 0.000
z 0.000 0.000 -29.074
Traceless
 xyz
x 3.717 -1.656 0.000
y -1.656 0.683 0.000
z 0.000 0.000 -4.400
Polar
3z2-r2-8.799
x2-y22.023
xy-1.656
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.243 -0.176 0.000
y -0.176 6.660 0.000
z 0.000 0.000 5.236


<r2> (average value of r2) Å2
<r2> 91.315
(<r2>)1/2 9.556