return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C5H10S (Thiophene, tetrahydro-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 C1 1A
Energy calculated at BLYP/cc-pVDZ
 hartrees
Energy at 0K-594.618018
Energy at 298.15K-594.629579
Nuclear repulsion energy306.038881
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 3030 3035 30.94      
2 A 3025 3030 22.63      
3 A 3010 3015 28.48      
4 A 2997 3002 45.15      
5 A 2986 2990 30.74      
6 A 2966 2971 30.85      
7 A 2951 2956 16.39      
8 A 2951 2956 24.20      
9 A 2945 2950 54.06      
10 A 2939 2944 7.72      
11 A 1435 1437 0.52      
12 A 1429 1431 3.69      
13 A 1420 1422 4.63      
14 A 1416 1419 2.60      
15 A 1413 1415 0.72      
16 A 1355 1357 1.12      
17 A 1326 1328 2.37      
18 A 1308 1310 0.95      
19 A 1275 1277 0.53      
20 A 1240 1242 7.82      
21 A 1228 1230 18.88      
22 A 1184 1186 4.94      
23 A 1144 1146 11.02      
24 A 1107 1109 0.51      
25 A 1063 1065 0.62      
26 A 1028 1030 2.37      
27 A 1002 1003 2.91      
28 A 988 990 1.60      
29 A 941 942 1.74      
30 A 916 917 1.20      
31 A 872 873 0.63      
32 A 834 836 1.25      
33 A 816 817 1.55      
34 A 638 639 2.49      
35 A 582 582 4.21      
36 A 509 510 0.88      
37 A 442 443 0.30      
38 A 398 398 0.79      
39 A 274 274 1.14      
40 A 252 253 0.19      
41 A 234 234 0.11      
42 A 92 92 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 29978.5 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 30026.4 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 BLYP/cc-pVDZ
ABC
0.13519 0.09026 0.05942

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.300 0.128 0.222
H2 -2.239 0.010 1.323
H3 -2.891 1.042 -0.002
H4 -2.861 -0.738 -0.183
S5 0.130 -1.323 -0.076
C6 1.693 -0.357 0.301
H7 2.545 -0.838 -0.217
H8 1.880 -0.392 1.393
C9 -0.900 0.235 -0.401
H10 -0.994 0.324 -1.504
C11 1.432 1.086 -0.184
H12 1.598 1.148 -1.280
H13 2.129 1.802 0.301
C14 -0.042 1.402 0.137
H15 -0.368 2.366 -0.309
H16 -0.179 1.482 1.238

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.10891.11151.10842.84544.02344.95974.37211.53612.17333.87474.30054.73522.59433.00412.7131
H21.10891.80181.79343.05684.07935.09654.13902.19413.10464.11134.77424.82982.85813.42242.5320
H31.11151.80181.78993.83694.80225.75565.17352.18452.52354.32714.66845.08562.87472.86553.0135
H41.10841.79341.78993.04864.59555.40655.00802.19992.52144.66454.96435.61963.55383.98313.7597
S52.84543.05683.83693.04861.87692.46772.46801.89612.45212.74103.11703.72902.73943.72973.1128
C64.02344.07934.80224.59551.87691.10691.10882.75103.30741.54362.18442.20172.47633.46862.7866
H74.95975.09655.75565.40652.46771.10691.79823.61303.94052.22282.44382.72253.44074.33113.8629
H84.37214.13905.17355.00802.46801.10881.79823.36774.14272.20683.09782.46292.91403.94412.7887
C91.53612.19412.18452.19991.89612.75103.61303.36771.11042.49212.80143.48121.54512.19762.1811
H102.17333.10462.52352.52142.45213.30743.94054.14271.11042.86512.72913.89752.18212.44683.0853
C113.87474.11134.32714.66452.74101.54362.22282.20682.49212.86511.11061.11011.54182.21242.1854
H124.30054.77424.66844.96433.11702.18442.44383.09782.80142.72911.11061.79122.18272.50803.1004
H134.73524.82985.08565.61963.72902.20172.72252.46293.48123.89751.11011.79122.21322.63122.5117
C142.59432.85812.87473.55382.73942.47633.44072.91401.54512.18211.54182.18272.21321.11071.1120
H153.00413.42242.86553.98313.72973.46864.33113.94412.19762.44682.21242.50802.63121.11071.7921
H162.71312.53203.01353.75973.11282.78663.86292.78872.18113.08532.18543.10042.51171.11201.7921

picture of Thiophene, tetrahydro-2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C9 S5 111.572 C1 C9 H10 109.360
C1 C9 C14 114.700 H2 C1 H3 108.479
H2 C1 H4 107.963 H2 C1 C9 111.076
H3 C1 H4 107.464 H3 C1 C9 110.163
H4 C1 C9 111.565 S5 C6 H7 108.839
S5 C6 H8 108.765 S5 C6 C11 106.110
S5 C9 H10 106.342 S5 C9 C14 105.056
C6 S5 C9 93.628 C6 C11 H12 109.691
C6 C11 H13 111.074 C6 C11 C14 106.753
H7 C6 H8 108.496 H7 C6 C11 112.961
H8 C6 C11 111.552 C9 C14 C11 107.666
C9 C14 H15 110.616 C9 C14 H16 109.256
H10 C9 C14 109.427 C11 C14 H15 112.015
C11 C14 H16 109.811 H12 C11 H13 107.523
H12 C11 C14 109.681 H13 C11 C14 112.117
H15 C14 H16 107.459
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.076      
2 H 0.012      
3 H 0.004      
4 H 0.012      
5 S -0.078      
6 C -0.046      
7 H 0.024      
8 H 0.032      
9 C -0.143      
10 H 0.012      
11 C 0.039      
12 H 0.003      
13 H -0.010      
14 C 0.075      
15 H -0.009      
16 H -0.003      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.304 1.832 -0.005 1.857
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.127 -0.221 0.920
y -0.221 -48.210 -0.298
z 0.920 -0.298 -46.391
Traceless
 xyz
x 4.174 -0.221 0.920
y -0.221 -3.451 -0.298
z 0.920 -0.298 -0.723
Polar
3z2-r2-1.446
x2-y25.083
xy-0.221
xz0.920
yz-0.298


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.678 -0.172 0.334
y -0.172 11.127 -0.056
z 0.334 -0.056 8.650


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