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

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-592.356776
Energy at 298.15K-592.362895
HF Energy-592.356776
Nuclear repulsion energy271.752964
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 TPSSh/6-31+G**
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' 3270 3147 1.15      
2 A' 3227 3106 9.28      
3 A' 3209 3089 9.69      
4 A' 3127 3010 16.06      
5 A' 3040 2926 40.32      
6 A' 1588 1528 1.46      
7 A' 1513 1456 3.56      
8 A' 1494 1438 14.42      
9 A' 1428 1375 0.32      
10 A' 1387 1335 1.56      
11 A' 1264 1217 11.06      
12 A' 1179 1135 9.96      
13 A' 1107 1066 2.36      
14 A' 1070 1030 4.34      
15 A' 992 955 2.09      
16 A' 855 823 13.47      
17 A' 744 716 0.34      
18 A' 666 641 2.08      
19 A' 547 526 0.58      
20 A' 299 288 0.80      
21 A" 3098 2982 16.40      
22 A" 1499 1443 8.20      
23 A" 1059 1019 0.12      
24 A" 899 865 0.23      
25 A" 824 793 17.16      
26 A" 700 674 81.95      
27 A" 564 543 0.41      
28 A" 467 450 5.77      
29 A" 229 220 3.27      
30 A" 101 97 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 20721.8 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 19944.8 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 TPSSh/6-31+G**
ABC
0.17477 0.10297 0.06559

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.400 -1.549 0.000
C2 -1.444 -1.037 0.000
H3 -2.148 1.077 0.000
C4 -1.306 0.393 0.000
C5 0.000 0.815 0.000
H6 -0.040 -2.743 0.000
C7 -0.236 -1.679 0.000
S8 1.086 -0.554 0.000
H9 -0.312 2.925 0.000
H10 1.140 2.427 0.885
H11 1.140 2.427 -0.885
C12 0.527 2.223 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 C5 H6 C7 S8 H9 H10 H11 C12
H11.08462.63892.22953.36882.64422.16743.62544.93745.39645.39644.7750
C21.08462.22801.43632.34802.20961.36802.57604.11984.41064.41063.8095
H32.63892.22801.08542.16414.36303.35413.62222.60473.66253.66252.9101
C42.22951.43631.08541.37203.38142.33142.57232.71963.30133.30132.5900
C53.36882.34802.16411.37203.55762.50451.74702.13282.16342.16341.5040
H62.64422.20964.36303.38143.55761.08192.46175.67385.37555.37554.9983
C72.16741.36803.35412.33142.50451.08191.73624.60394.41924.41923.9760
S83.62542.57603.62222.57231.74702.46171.73623.74873.10923.10922.8328
H94.93744.11982.60472.71962.13285.67384.60393.74871.77161.77161.0932
H105.39644.41063.66253.30132.16345.37554.41923.10921.77161.76971.0955
H115.39644.41063.66253.30132.16345.37554.41923.10921.77161.76971.0955
C124.77503.80952.91012.59001.50404.99833.97602.83281.09321.09551.0955

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 123.765 H1 C2 C7 123.779
C2 C4 H3 123.546 C2 C4 C5 113.436
C2 C7 H6 128.445 C2 C7 S8 111.618
H3 C4 C5 123.018 C4 C2 C7 112.456
C4 C5 S8 110.541 C4 C5 C12 128.401
C5 S8 C7 91.949 C5 C12 H9 109.396
C5 C12 H10 111.696 C5 C12 H11 111.696
H6 C7 S8 119.937 S8 C5 C12 121.058
H9 C12 H10 108.084 H9 C12 H11 108.084
H10 C12 H11 107.749
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.155      
2 C -0.292      
3 H 0.149      
4 C 0.132      
5 C 0.045      
6 H 0.183      
7 C -0.114      
8 S -0.122      
9 H 0.170      
10 H 0.173      
11 H 0.173      
12 C -0.652      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.433 0.617 0.000 0.754
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.412 0.431 0.000
y 0.431 12.922 0.000
z 0.000 0.000 7.195


<r2> (average value of r2) Å2
<r2> 178.487
(<r2>)1/2 13.360