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All results from a given calculation for CH3N3 (methyl azide)

using model chemistry: MP4/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-203.622979
Energy at 298.15K-203.627478
HF Energy-202.885908
Nuclear repulsion energy106.169893
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 MP4/6-31G*
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' 3190 3117        
2 A' 3055 2984        
3 A' 2190 2139        
4 A' 1535 1500        
5 A' 1479 1445        
6 A' 1301 1270        
7 A' 1159 1132        
8 A' 914 893        
9 A' 652 637        
10 A' 233 227        
11 A" 3134 3062        
12 A" 1532 1497        
13 A" 1130 1104        
14 A" 539 527        
15 A" 129 126        

Unscaled Zero Point Vibrational Energy (zpe) 11086.1 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 10830.0 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 MP4/aug-cc-pVDZ
ABC
1.47590 0.17187 0.15872

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.100 -1.588 0.000
N2 0.693 -0.328 0.000
N3 0.000 0.721 0.000
N4 -0.489 1.786 0.000
H5 0.630 -2.410 0.000
H6 -0.732 -1.658 0.904
H7 -0.732 -1.658 -0.904

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.48932.31163.39631.09911.10541.1054
N21.48931.25762.42172.08292.14932.1493
N32.31161.25761.17133.19382.64882.6488
N43.39632.42171.17134.34213.56933.5693
H51.09912.08293.19384.34211.79921.7992
H61.10542.14932.64883.56931.79921.8087
H71.10542.14932.64883.56931.79921.8087

picture of methyl azide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 114.341 N2 C1 H5 106.180
N2 C1 H6 110.995 N2 C1 H7 110.995
N2 N3 N4 171.190 H5 C1 H6 109.401
H5 C1 H7 109.401 H6 C1 H7 109.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability