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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: CCSD(T)/daug-cc-pVTZ

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)/daug-cc-pVTZ
 hartrees
Energy at 0K-192.843238
Energy at 298.15K 
HF Energy-192.025165
Nuclear repulsion energy118.411147
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)/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD(T)/daug-cc-pVTZ
ABC
0.55402 0.19719 0.15364

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.450 0.449 0.000
C2 0.000 0.919 0.000
C3 -0.999 -0.211 0.000
O4 -0.704 -1.389 0.000
H5 2.130 1.303 0.000
H6 1.657 -0.162 0.880
H7 1.657 -0.162 -0.880
H8 -0.225 1.545 0.873
H9 -0.225 1.545 -0.873
H10 -2.064 0.095 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.52402.53662.83151.09131.09131.09132.18352.18353.5316
C21.52401.50882.41292.16422.16512.16511.09741.09742.2224
C32.53661.50881.21393.47622.79842.79842.10862.10861.1080
O42.83152.41291.21393.90842.80212.80213.09833.09832.0130
H51.09132.16423.47623.90841.77311.77312.52312.52314.3643
H61.09132.16512.79842.80211.77311.76002.54073.08663.8320
H71.09132.16512.79842.80211.77311.76003.08662.54073.8320
H82.18351.09742.10863.09832.52312.54073.08661.74542.4992
H92.18351.09742.10863.09832.52313.08662.54071.74542.4992
H103.53162.22241.10802.01304.36433.83203.83202.49922.4992

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 113.521 C1 C2 H8 111.774
C1 C2 H9 111.774 C2 C1 H5 110.595
C2 C1 H6 110.674 C2 C1 H7 110.674
C2 C3 O4 124.446 C2 C3 H10 115.414
C3 C2 H8 106.956 C3 C2 H9 106.956
O4 C3 H10 120.139 H5 C1 H6 108.661
H5 C1 H7 108.661 H6 C1 H7 107.485
H8 C2 H9 105.362
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability