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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-607.157529
Energy at 298.15K-607.163641
HF Energy-606.328904
Nuclear repulsion energy273.197231
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 MP3/6-31G*
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 3323 3119 1.72      
2 A 3298 3096 1.08      
3 A 3197 3001 13.10      
4 A 3181 2986 11.60      
5 A 3109 2918 17.18      
6 A 1650 1548 21.70      
7 A 1551 1456 24.91      
8 A 1542 1448 33.58      
9 A 1535 1441 6.27      
10 A 1474 1384 3.87      
11 A 1394 1309 17.29      
12 A 1303 1223 1.67      
13 A 1207 1133 3.87      
14 A 1097 1030 2.94      
15 A 1051 987 8.59      
16 A 974 914 20.22      
17 A 913 856 28.27      
18 A 872 819 11.58      
19 A 833 782 38.92      
20 A 738 693 12.94      
21 A 698 655 1.54      
22 A 639 600 2.00      
23 A 570 535 2.45      
24 A 481 452 1.86      
25 A 337 317 2.36      
26 A 233 218 4.12      
27 A 127 120 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 18663.9 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 17517.9 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 MP3/6-31G*
ABC
0.24345 0.08381 0.06308

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.553 2.022 -0.000
C2 -0.950 -0.044 -0.000
C3 0.905 1.155 -0.000
H4 -2.869 0.311 0.883
H5 -2.743 -1.226 -0.001
H6 -2.870 0.312 -0.882
C7 -2.443 -0.175 0.000
S8 1.569 -0.447 0.000
N9 -0.392 1.230 -0.000
H10 -0.238 -2.126 -0.000
C11 -0.044 -1.063 -0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.24601.08294.82385.38604.82364.56092.46892.10044.51843.4740
C23.24602.20882.14202.14732.14201.49882.55161.39052.20051.3637
C31.08292.20883.96714.35613.96693.60271.73381.29893.47412.4121
H44.82382.14203.96711.77731.76571.09424.58852.78613.69313.2631
H55.38602.14734.35611.77731.77731.09304.38203.39972.66132.7037
H64.82362.14203.96691.76571.77731.09424.58882.78583.69373.2636
C74.56091.49883.60271.09421.09301.09424.02182.48632.94422.5582
S82.46892.55161.73384.58854.38204.58884.02182.57992.46711.7270
N92.10041.39051.29892.78613.39972.78582.48632.57993.35902.3186
H104.51842.20053.47413.69312.66133.69372.94422.46713.35901.0807
C113.47401.36372.41213.26312.70373.26362.55821.72702.31861.0807

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 120.690 H1 C3 N9 123.481
C2 C7 H4 110.425 C2 C7 H5 110.927
C2 C7 H6 110.427 C2 N9 C3 110.383
C2 C11 S8 110.748 C2 C11 H10 128.003
C3 S8 C11 88.371 H4 C7 H5 108.698
H4 C7 H6 107.575 H5 C7 H6 108.699
C7 C2 N9 118.707 C7 C2 C11 126.624
S8 C3 N9 115.829 S8 C11 H10 121.249
N9 C2 C11 114.669
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability