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All results from a given calculation for C5H6S (Thiophene, 2-methyl-)

using model chemistry: BLYP/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 BLYP/cc-pVDZ
 hartrees
Energy at 0K-592.230147
Energy at 298.15K-592.236112
Nuclear repulsion energy268.833708
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 BLYP/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 3169 3174 1.47      
2 A 3129 3134 9.39      
3 A 3113 3117 9.65      
4 A 3030 3034 12.86      
5 A 2944 2949 39.26      
6 A 1537 1539 2.06      
7 A 1449 1452 6.30      
8 A 1423 1426 6.46      
9 A 1360 1362 1.24      
10 A 1329 1331 1.33      
11 A 1206 1207 9.34      
12 A 1133 1135 9.28      
13 A 1052 1054 1.52      
14 A 1028 1030 4.33      
15 A 954 956 2.03      
16 A 815 816 9.89      
17 A 711 712 1.04      
18 A 631 632 2.01      
19 A 532 533 0.50      
20 A 296 296 0.78      
21 A 2992 2997 17.72      
22 A 1408 1410 6.42      
23 A 1014 1016 0.92      
24 A 870 871 0.18      
25 A 796 797 9.14      
26 A 667 668 45.18      
27 A 555 556 0.50      
28 A 454 455 4.76      
29 A 223 223 2.10      
30 A 99 99 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 19958.9 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 19990.9 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 BLYP/cc-pVDZ
ABC
0.17045 0.10111 0.06424

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.426 -1.553 0.000
C2 -1.458 -1.036 0.000
H3 -2.164 1.092 0.000
C4 -1.315 0.395 0.000
C5 0.000 0.828 0.000
H6 -0.052 -2.774 0.000
C7 -0.247 -1.697 0.000
S8 1.099 -0.564 0.000
H9 -0.314 2.958 0.000
H10 1.154 2.453 0.893
H11 1.154 2.453 -0.893
C12 0.530 2.241 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 C5 H6 C7 S8 H9 H10 H11 C12
H11.09762.65732.24273.39952.66992.18443.66144.98115.44675.44674.8093
C21.09762.24161.43822.36672.23551.37982.60024.15484.44934.44933.8325
H32.65732.24161.09832.18004.40503.38393.65902.62803.69653.69652.9286
C42.24271.43821.09831.38433.41152.34872.59732.75163.33623.33622.6093
C53.39952.36672.18001.38433.60282.53711.77372.15312.18422.18421.5085
H62.66992.23554.40503.41153.60281.09482.49205.73845.43855.43855.0485
C72.18441.37983.38392.34872.53711.09481.75914.65564.47024.47024.0133
S83.66142.60023.65902.59731.77372.49201.75913.79523.14703.14702.8618
H94.98114.15482.62802.75162.15315.73844.65563.79521.79181.79181.1078
H105.44674.44933.69653.33622.18425.43854.47023.14701.79181.78691.1107
H115.44674.44933.69653.33622.18425.43854.47023.14701.79181.78691.1107
C124.80933.83252.92862.60931.50855.04854.01332.86181.10781.11071.1107

picture of Thiophene, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C4 123.805 H1 C2 C7 123.297
C2 C4 H3 123.639 C2 C4 C5 113.954
C2 C7 H6 128.855 C2 C7 S8 111.294
H3 C4 C5 122.407 C4 C2 C7 112.899
C4 C5 S8 110.049 C4 C5 C12 128.796
C5 S8 C7 91.804 C5 C12 H9 109.815
C5 C12 H10 112.116 C5 C12 H11 112.116
H6 C7 S8 119.851 S8 C5 C12 121.155
H9 C12 H10 107.738 H9 C12 H11 107.738
H10 C12 H11 107.113
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H -0.049      
2 C 0.088      
3 H -0.058      
4 C 0.071      
5 C -0.208      
6 H -0.014      
7 C -0.089      
8 S 0.103      
9 H 0.015      
10 H 0.030      
11 H 0.030      
12 C 0.081      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.260 0.543 0.000 0.602
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.496 0.642 0.000
y 0.642 -37.994 0.000
z 0.000 0.000 -45.947
Traceless
 xyz
x 0.475 0.642 0.000
y 0.642 5.728 0.000
z 0.000 0.000 -6.202
Polar
3z2-r2-12.404
x2-y2-3.502
xy0.642
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.850 0.586 0.000
y 0.586 12.928 0.000
z 0.000 0.000 5.043


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000