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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: CID/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-245.333876
Energy at 298.15K-245.338625
HF Energy-244.685098
Nuclear repulsion energy164.645316
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 CID/6-311G*
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' 3416 3174 1.13      
2 A' 3391 3151 0.51      
3 A' 3379 3140 3.14      
4 A' 1691 1571 24.61      
5 A' 1636 1520 28.64      
6 A' 1444 1341 5.30      
7 A' 1341 1246 0.22      
8 A' 1260 1170 41.00      
9 A' 1187 1103 12.62      
10 A' 1167 1084 8.57      
11 A' 1138 1058 44.38      
12 A' 978 909 17.95      
13 A' 960 892 17.94      
14 A" 935 869 3.80      
15 A" 912 848 15.22      
16 A" 817 759 39.79      
17 A" 689 640 33.04      
18 A" 651 605 7.96      

Unscaled Zero Point Vibrational Energy (zpe) 13495.5 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 12538.6 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 CID/6-311G*
ABC
0.34178 0.32894 0.16762

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.090 0.307 0.000
C2 0.000 1.085 0.000
N3 1.116 0.464 0.000
C4 0.745 -0.871 0.000
C5 -0.593 -0.954 0.000
H6 -0.167 2.145 0.000
H7 1.472 -1.659 0.000
H8 -1.307 -1.752 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.33902.21122.18041.35582.05573.22972.0710
C21.33901.27742.09312.12391.07243.11443.1239
N32.21121.27741.38492.22032.11492.15243.2828
C42.18042.09311.38491.34063.15031.07262.2327
C51.35582.12392.22031.34063.12772.18221.0705
H62.05571.07242.11493.15033.12774.14214.0598
H73.22973.11442.15241.07262.18224.14212.7801
H82.07103.12393.28282.23271.07054.05982.7801

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 115.351 O1 C2 H6 116.533
O1 C5 C4 107.931 O1 C5 H8 116.713
C2 O1 C5 104.025 C2 N3 C4 103.595
N3 C2 H6 128.117 N3 C4 C5 109.098
N3 C4 H7 121.783 C4 C5 H8 135.357
C5 C4 H7 129.119
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability