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All results from a given calculation for C4H5NS (4-Methylthiazole)

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-607.461736
Energy at 298.15K-607.467822
HF Energy-606.438295
Nuclear repulsion energy274.728116
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 MP2/Def2TZVPP
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 3288 3129 1.63      
2 A 3265 3107 0.03      
3 A 3183 3028 8.58      
4 A 3166 3013 6.71      
5 A 3084 2935 17.50      
6 A 1544 1469 17.46      
7 A 1494 1422 17.24      
8 A 1491 1419 6.82      
9 A 1422 1353 20.68      
10 A 1405 1337 16.14      
11 A 1357 1291 9.32      
12 A 1257 1196 0.65      
13 A 1170 1113 3.12      
14 A 1064 1013 1.26      
15 A 1011 962 6.64      
16 A 954 908 14.90      
17 A 920 875 26.99      
18 A 871 828 8.57      
19 A 807 768 47.75      
20 A 729 694 3.29      
21 A 689 656 1.21      
22 A 651 620 0.04      
23 A 563 536 0.50      
24 A 500 476 1.70      
25 A 329 314 2.59      
26 A 234 223 4.37      
27 A 114 108 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 18282.0 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 17395.4 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 MP2/Def2TZVPP
ABC
0.24608 0.08478 0.06380

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.570 2.006 0.001
C2 -0.949 -0.033 0.000
C3 0.914 1.150 0.001
H4 -2.859 0.308 0.878
H5 -2.727 -1.221 -0.000
H6 -2.858 0.308 -0.879
C7 -2.434 -0.174 -0.000
S8 1.555 -0.446 -0.001
N9 -0.393 1.224 -0.000
H10 -0.229 -2.120 0.002
C11 -0.037 -1.061 0.001

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.24091.07864.82355.37364.82374.55882.45252.11314.50163.4626
C23.24092.20682.12992.13812.13001.49192.53791.37432.20771.3734
C31.07862.20683.96394.34473.96423.60021.72021.30913.46422.4067
H44.82352.12993.96391.76881.75791.08854.56372.77313.68563.2564
H55.37362.13814.34471.76881.76881.08774.35153.37972.65482.6940
H64.82372.13003.96421.75791.76881.08854.56322.77303.68633.2569
C74.55881.49193.60021.08851.08771.08853.99882.47352.94172.5557
S82.45252.53791.72024.56374.35154.56323.99882.56602.44661.7072
N92.11311.37431.30912.77313.37972.77302.47352.56603.34802.3119
H104.50162.20773.46423.68562.65483.68632.94172.44663.34801.0768
C113.46261.37342.40673.25642.69403.25692.55571.70722.31191.0768

picture of 4-Methylthiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 S8 120.666 H1 C3 N9 124.217
C2 C7 H4 110.283 C2 C7 H5 110.993
C2 C7 H6 110.285 C2 N9 C3 110.626
C2 C11 S8 110.478 C2 C11 H10 128.185
C3 S8 C11 89.208 H4 C7 H5 108.744
H4 C7 H6 107.706 H5 C7 H6 108.746
C7 C2 N9 119.244 C7 C2 C11 126.184
S8 C3 N9 115.116 S8 C11 H10 121.338
N9 C2 C11 114.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability