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: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-189.770373
Energy at 298.15K-189.780924
Nuclear repulsion energy137.394971
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 CID/6-31G*
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 3655 3376 0.24      
2 A 3240 2992 2.79      
3 A 3201 2956 12.89      
4 A 3130 2891 87.77      
5 A 1638 1513 2.04      
6 A 1613 1490 0.71      
7 A 1585 1464 0.00      
8 A 1541 1424 0.01      
9 A 1347 1244 17.92      
10 A 1237 1143 0.01      
11 A 1204 1112 0.63      
12 A 986 911 21.70      
13 A 804 742 162.41      
14 A 355 328 10.36      
15 A 332 307 0.02      
16 A 191 177 0.85      
17 B 3670 3390 1.96      
18 B 3239 2992 55.33      
19 B 3199 2955 73.11      
20 B 3114 2877 7.21      
21 B 1609 1486 11.51      
22 B 1580 1459 14.01      
23 B 1545 1428 0.84      
24 B 1526 1410 0.40      
25 B 1245 1150 3.33      
26 B 1200 1109 25.84      
27 B 1090 1007 0.04      
28 B 825 762 38.68      
29 B 534 493 2.83      
30 B 238 220 1.23      

Unscaled Zero Point Vibrational Energy (zpe) 25336.7 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 23403.5 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 CID/6-31G*
ABC
0.50036 0.18776 0.15437

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.157 0.690 -0.681
N2 0.157 -0.690 -0.681
C3 0.157 1.434 0.528
C4 -0.157 -1.434 0.528
H5 -1.139 0.768 -0.901
H6 1.139 -0.768 -0.901
H7 -0.101 2.478 0.354
H8 -0.361 1.100 1.433
H9 1.230 1.381 0.710
H10 0.101 -2.478 0.354
H11 0.361 -1.100 1.433
H12 -1.230 -1.381 0.710

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
N11.41491.45432.44421.00951.96312.06662.16242.08273.34232.81712.7157
N21.41492.44421.45431.96311.00953.34232.81712.71572.06662.16242.0827
C31.45432.44422.88582.04162.80311.08891.09451.08993.91632.69813.1442
C42.44421.45432.88582.80312.04163.91632.69813.14421.08891.09451.0899
H51.00951.96312.04162.80312.74762.36162.48252.93043.69433.34412.6874
H61.96311.00952.80312.04162.74763.69433.34412.68742.36162.48252.9304
H72.06663.34231.08893.91632.36163.69431.76911.76124.95953.76464.0365
H82.16242.81711.09452.69812.48253.34411.76911.77023.76462.31432.7264
H92.08272.71571.08993.14422.93042.68741.76121.77024.03652.72643.6997
H103.34232.06663.91631.08893.69432.36164.95953.76464.03651.76911.7612
H112.81712.16242.69811.09453.34412.48253.76462.31432.72641.76911.7702
H122.71572.08273.14421.08992.68742.93044.03652.72643.69971.76121.7702

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 116.818 N1 N2 H6 106.942
N1 C3 H7 107.839 N1 C3 H8 115.345
N1 C3 H9 109.046 N2 N1 C3 116.818
N2 N1 H5 106.942 N2 C4 H10 107.839
N2 C4 H11 115.345 N2 C4 H12 109.046
C3 N1 H5 110.617 C4 N2 H6 110.617
H7 C3 H8 108.239 H7 C3 H9 107.874
H8 C3 H9 108.266 H10 C4 H11 108.239
H10 C4 H12 107.874 H11 C4 H12 108.266
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability