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All results from a given calculation for C5H8O (Furan, 2,3-dihydro-5-methyl-)

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-270.434798
Energy at 298.15K-270.443993
Nuclear repulsion energy238.739232
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 B1B95/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 3264 3137 3.64      
2 A 3177 3054 9.86      
3 A 3133 3011 34.16      
4 A 3128 3007 9.58      
5 A 3095 2975 31.49      
6 A 3058 2940 21.97      
7 A 3041 2923 54.02      
8 A 3022 2905 51.87      
9 A 1760 1692 60.55      
10 A 1488 1430 2.12      
11 A 1463 1407 1.43      
12 A 1455 1399 2.57      
13 A 1435 1379 7.90      
14 A 1411 1356 40.80      
15 A 1383 1330 1.79      
16 A 1321 1270 10.78      
17 A 1261 1212 66.04      
18 A 1251 1202 2.55      
19 A 1210 1163 16.59      
20 A 1196 1150 3.47      
21 A 1066 1025 0.24      
22 A 1062 1021 51.07      
23 A 1043 1003 3.94      
24 A 1021 981 9.42      
25 A 986 948 13.98      
26 A 954 917 8.47      
27 A 926 890 26.00      
28 A 857 824 3.58      
29 A 730 702 23.90      
30 A 681 655 0.94      
31 A 638 614 1.01      
32 A 559 537 1.12      
33 A 333 320 2.18      
34 A 226 217 6.07      
35 A 172 166 2.77      
36 A 139 134 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 26473.7 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 25446.5 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 B1B95/cc-pVDZ
ABC
0.25351 0.11001 0.08061

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.345 -0.809 0.109
H2 -1.925 -1.430 -0.584
H3 -1.591 -1.110 1.141
O4 0.047 -1.087 -0.107
C5 -1.530 0.700 -0.084
H6 -2.218 1.120 0.663
H7 -1.942 0.950 -1.078
C8 -0.109 1.170 0.058
H9 0.214 2.206 0.114
C10 2.180 0.007 0.011
H11 2.534 -0.491 -0.904
H12 2.640 0.999 0.075
H13 2.521 -0.603 0.861
C14 0.702 0.108 0.001

Atom - Atom Distances (Å)
  C1 H2 H3 O4 C5 H6 H7 C8 H9 C10 H11 H12 H13 C14
C11.09681.10261.43631.53292.18912.20432.33413.39413.61994.02154.37623.94382.2460
H21.09681.78632.05832.22392.85452.43103.23644.27604.39044.56815.21324.74783.1005
H31.10261.78632.05952.18662.36553.04772.92663.91214.09204.64494.84584.15232.8356
O41.43632.05832.05952.38393.25553.00822.26903.30452.40002.67813.33262.70001.3674
C51.53292.22392.18662.38391.09941.10411.50312.31223.77564.31334.18354.35882.3107
H62.18912.85452.36553.25551.09941.77092.19412.71914.58375.25664.89495.04623.1606
H72.20432.43103.04773.00821.10411.77092.16752.76484.36674.70534.72495.10732.9770
C82.33413.23642.92662.26901.50312.19412.16751.08612.56883.26702.75473.27181.3377
H93.39414.27603.91213.30452.31222.71912.76481.08612.95183.70022.71003.71032.1564
C103.61994.39044.09202.40003.77564.58374.36672.56882.95181.09981.09531.09961.4817
H114.02154.56814.64492.67814.31335.25664.70533.26703.70021.09981.78581.76802.1291
H124.37625.21324.84583.33264.18354.89494.72492.75472.71001.09531.78581.78782.1339
H133.94384.74784.15232.70004.35885.04625.10733.27183.71031.09961.76801.78782.1337
C142.24603.10052.83561.36742.31073.16062.97701.33772.15641.48172.12912.13392.1337

picture of Furan, 2,3-dihydro-5-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O4 C14 106.444 C1 C5 H6 111.473
C1 C5 H7 112.406 C1 C5 C8 100.491
H2 C1 H3 108.617 H2 C1 O4 107.946
H2 C1 C5 114.472 H3 C1 O4 107.700
H3 C1 C5 111.077 O4 C1 C5 106.767
O4 C14 C8 114.019 O4 C14 C10 114.721
C5 C8 H9 125.751 C5 C8 C14 108.718
H6 C5 H7 106.959 H6 C5 C8 114.036
H7 C5 C8 111.560 C8 C14 C10 131.251
H9 C8 C14 125.341 H11 C10 H12 108.884
H11 C10 H13 107.001 H11 C10 C14 110.248
H12 C10 H13 109.074 H12 C10 C14 110.907
H13 C10 C14 110.626
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.130      
2 H 0.031      
3 H 0.033      
4 O -0.298      
5 C -0.007      
6 H 0.032      
7 H 0.038      
8 C -0.159      
9 H -0.023      
10 C 0.037      
11 H 0.053      
12 H 0.038      
13 H 0.052      
14 C 0.044      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.291 0.546 0.139 0.634
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.194 1.105 -0.040
y 1.105 -37.284 -0.181
z -0.040 -0.181 -37.096
Traceless
 xyz
x 4.996 1.105 -0.040
y 1.105 -2.639 -0.181
z -0.040 -0.181 -2.357
Polar
3z2-r2-4.714
x2-y25.090
xy1.105
xz-0.040
yz-0.181


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.118 -0.539 0.027
y -0.539 8.503 -0.015
z 0.027 -0.015 6.011


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