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All results from a given calculation for C5H6S (Thiophene, 3-methyl-)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-592.288369
Energy at 298.15K-592.294598
Nuclear repulsion energy270.422709
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 mPW1PW91/6-31G**
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' 3298 3138 0.69      
2 A' 3287 3128 0.77      
3 A' 3244 3087 4.65      
4 A' 3167 3013 13.76      
5 A' 3068 2919 30.68      
6 A' 1633 1554 3.05      
7 A' 1518 1444 12.26      
8 A' 1490 1418 3.01      
9 A' 1444 1374 4.91      
10 A' 1423 1354 0.61      
11 A' 1270 1208 3.26      
12 A' 1199 1140 2.12      
13 A' 1118 1064 4.03      
14 A' 1019 970 9.46      
15 A' 958 912 3.02      
16 A' 888 845 15.06      
17 A' 858 817 8.58      
18 A' 673 641 0.53      
19 A' 552 526 0.48      
20 A' 321 306 0.90      
21 A" 3134 2982 16.98      
22 A" 1498 1426 6.51      
23 A" 1066 1014 4.35      
24 A" 902 858 0.05      
25 A" 786 748 71.53      
26 A" 696 662 3.98      
27 A" 611 581 9.78      
28 A" 465 443 0.08      
29 A" 237 225 2.88      
30 A" 112 107 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 20967.0 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 19950.1 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 mPW1PW91/6-31G**
ABC
0.23303 0.08197 0.06133

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.212 0.788 0.000
C2 -1.252 0.287 0.000
C3 0.000 0.980 0.000
C4 1.052 0.107 0.000
H5 -1.894 -1.819 0.000
C6 -1.117 -1.069 0.000
S7 0.539 -1.537 0.000
H8 1.178 2.780 0.000
H9 -0.347 2.913 0.881
H10 -0.347 2.913 -0.881
C11 0.131 2.473 0.000
H12 2.106 0.344 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.08362.22083.33472.62672.15603.60293.93232.96152.96152.88614.3416
C21.08361.43072.31062.20221.36282.55683.48092.91342.91342.58613.3584
C32.22081.43071.36723.37992.33392.57492.15102.15192.15191.49842.2005
C43.33472.31061.36723.51962.46721.72242.67603.25663.25662.53901.0805
H52.62672.20223.37993.51961.08002.44945.53075.05575.05574.74564.5472
C62.15601.36282.33392.46721.08001.72144.48124.15004.15003.75523.5191
S73.60292.55682.57491.72242.44941.72144.36444.62244.62244.03112.4480
H83.93233.48092.15102.67605.53074.48124.36441.76601.76601.09132.6076
H92.96152.91342.15193.25665.05574.15004.62241.76601.76141.09423.6602
H102.96152.91342.15193.25665.05574.15004.62241.76601.76141.09423.6602
C112.88612.58611.49842.53904.74563.75524.03111.09131.09421.09422.9049
H124.34163.35842.20051.08054.54723.51912.44802.60763.66023.66022.9049

picture of Thiophene, 3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C3 123.497 H1 C2 C6 123.196
C2 C3 C4 111.327 C2 C3 C11 123.980
C2 C6 H5 128.342 C2 C6 S7 111.461
C3 C2 C6 113.308 C3 C4 S7 112.386
C3 C4 H12 127.667 C3 C11 H8 111.350
C3 C11 H9 111.248 C3 C11 H10 111.248
C4 C3 C11 124.693 C4 S7 C6 91.518
H5 C6 S7 120.196 S7 C4 H12 119.947
H8 C11 H9 107.806 H8 C11 H10 107.806
H9 C11 H10 107.191
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.130      
2 C -0.094      
3 C 0.107      
4 C -0.389      
5 H 0.165      
6 C -0.360      
7 S 0.283      
8 H 0.140      
9 H 0.150      
10 H 0.150      
11 C -0.441      
12 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.368 0.926 0.000 0.996
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.033 1.572 0.000
y 1.572 -39.871 0.000
z 0.000 0.000 -45.670
Traceless
 xyz
x 4.737 1.572 0.000
y 1.572 1.981 0.000
z 0.000 0.000 -6.718
Polar
3z2-r2-13.435
x2-y21.838
xy1.572
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 186.550
(<r2>)1/2 13.658