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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: CCSD(T)=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)=FULL/Def2TZVPP
 hartrees
Energy at 0K-192.910545
Energy at 298.15K 
HF Energy-192.030389
Nuclear repulsion energy118.678668
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 CCSD(T)=FULL/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/Def2TZVPP
ABC
0.55683 0.19792 0.15425

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.447 0.449 0.000
C2 0.000 0.917 0.000
C3 -0.998 -0.212 0.000
O4 -0.703 -1.385 0.000
H5 2.124 1.301 0.000
H6 1.654 -0.160 0.878
H7 1.654 -0.160 -0.878
H8 -0.224 1.541 0.870
H9 -0.224 1.541 -0.870
H10 -2.059 0.096 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.52122.53282.82621.08841.08821.08822.17822.17823.5242
C21.52121.50692.40752.15862.16032.16031.09431.09432.2168
C32.53281.50691.20993.46932.79372.79372.10502.10501.1053
O42.82622.40751.20993.90002.79732.79733.09083.09082.0088
H51.08842.15863.46933.90001.76851.76852.51582.51584.3535
H61.08822.16032.79372.79731.76851.75532.53443.07883.8241
H71.08822.16032.79372.79731.76851.75533.07882.53443.8241
H82.17821.09432.10503.09082.51582.53443.07881.74092.4928
H92.17821.09432.10503.09082.51583.07882.53441.74092.4928
H103.52422.21681.10532.00884.35353.82413.82412.49282.4928

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 113.532 C1 C2 H8 111.739
C1 C2 H9 111.739 C2 C1 H5 110.524
C2 C1 H6 110.674 C2 C1 H7 110.674
C2 C3 O4 124.427 C2 C3 H10 115.265
C3 C2 H8 106.974 C3 C2 H9 106.974
O4 C3 H10 120.308 H5 C1 H6 108.685
H5 C1 H7 108.685 H6 C1 H7 107.511
H8 C2 H9 105.391
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability