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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: MP3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/TZVP
 hartrees
Energy at 0K-245.491955
Energy at 298.15K-245.496536
HF Energy-244.710101
Nuclear repulsion energy163.755242
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 MP3/TZVP
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' 3375 3156 0.59      
2 A' 3350 3133 0.20      
3 A' 3342 3126 2.39      
4 A' 1636 1530 17.03      
5 A' 1588 1485 32.44      
6 A' 1405 1314 3.70      
7 A' 1323 1237 0.23      
8 A' 1227 1147 40.18      
9 A' 1151 1076 7.96      
10 A' 1136 1062 12.80      
11 A' 1113 1040 40.45      
12 A' 957 895 15.99      
13 A' 936 876 16.17      
14 A" 831 777 28.92      
15 A" 789 738 14.92      
16 A" 721 675 12.60      
17 A" 649 607 33.66      
18 A" 589 551 1.10      

Unscaled Zero Point Vibrational Energy (zpe) 13057.6 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 12211.5 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 MP3/TZVP
ABC
0.33834 0.32504 0.16578

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.098 0.308 0.000
C2 0.000 1.093 0.000
N3 1.123 0.466 0.000
C4 0.750 -0.875 0.000
C5 -0.596 -0.960 0.000
H6 -0.166 2.154 0.000
H7 1.477 -1.664 0.000
H8 -1.308 -1.762 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.35012.22642.19421.36402.06773.24372.0802
C21.35011.28632.10642.13851.07333.12833.1403
N32.22641.28631.39162.23342.12392.15903.2967
C42.19422.10641.39161.34873.16421.07322.2405
C51.36402.13852.23341.34873.14362.18961.0717
H62.06771.07332.12393.16423.14364.15654.0784
H73.24373.12832.15901.07322.18964.15652.7867
H82.08023.14033.29672.24051.07174.07842.7867

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 115.217 O1 C2 H6 116.672
O1 C5 C4 107.967 O1 C5 H8 116.802
C2 O1 C5 103.980 C2 N3 C4 103.665
N3 C2 H6 128.111 N3 C4 C5 109.170
N3 C4 H7 121.783 C4 C5 H8 135.231
C5 C4 H7 129.047
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability