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All results from a given calculation for C5H5NO (4-Pyridinol)

using model chemistry: MP2/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 MP2/TZVP
 hartrees
Energy at 0K-322.704432
Energy at 298.15K 
HF Energy-321.657722
Nuclear repulsion energy274.182058
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 MP2/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' 3839 3639 70.78      
2 A' 3258 3088 1.74      
3 A' 3227 3059 9.02      
4 A' 3216 3049 17.75      
5 A' 3209 3042 11.65      
6 A' 1656 1570 98.77      
7 A' 1640 1554 85.48      
8 A' 1535 1455 37.05      
9 A' 1472 1395 11.52      
10 A' 1394 1321 21.70      
11 A' 1380 1308 20.96      
12 A' 1316 1247 55.98      
13 A' 1249 1184 16.27      
14 A' 1208 1145 135.37      
15 A' 1107 1049 4.12      
16 A' 1079 1023 1.08      
17 A' 1014 962 10.83      
18 A' 848 804 42.83      
19 A' 679 644 0.31      
20 A' 526 499 0.20      
21 A' 408 387 11.29      
22 A" 821 778 3.46      
23 A" 789 748 0.42      
24 A" 730 692 40.98      
25 A" 686 650 1.33      
26 A" 487 462 26.25      
27 A" 312 296 83.54      
28 A" 277 262 22.42      
29 A" 243 230 4.45      
30 A" 270i 256i 2.22      

Unscaled Zero Point Vibrational Energy (zpe) 19667.4 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 18642.7 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 MP2/TZVP
ABC
0.20084 0.08772 0.06106

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -1.876 0.000
C2 -1.123 -1.181 0.000
C3 -1.192 0.211 0.000
C4 0.000 0.933 0.000
C5 1.202 0.228 0.000
C6 1.151 -1.161 0.000
O7 0.059 2.289 0.000
H8 -2.041 -1.760 0.000
H9 -2.153 0.712 0.000
H10 2.144 0.760 0.000
H11 2.075 -1.729 0.000
H12 -0.836 2.646 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.33562.41172.80892.41421.34044.16512.06163.37773.38652.06284.6011
C21.33561.39332.39382.71862.27443.66571.08532.15513.80003.24483.8370
C32.41171.39331.39392.39422.71502.42582.14581.08413.38093.79962.4605
C42.80892.39381.39391.39372.38921.35733.37912.16472.15093.37541.9058
C52.41422.71862.39421.39371.38932.35723.80383.39021.08172.14293.1624
C61.34042.27442.71502.38921.38933.61853.24793.79822.16181.08494.2937
O74.16513.66572.42581.35732.35723.61854.56122.71672.58604.49590.9636
H82.06161.08532.14583.37913.80383.24794.56122.47464.88494.11614.5671
H93.37772.15511.08412.16473.39023.79822.71672.47464.29754.88252.3392
H103.38653.80003.38092.15091.08172.16182.58604.88494.29752.49003.5269
H112.06283.24483.79963.37542.14291.08494.49594.11614.88252.49005.2550
H124.60113.83702.46051.90583.16244.29370.96364.56712.33923.52695.2550

picture of 4-Pyridinol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 124.188 N1 C2 H8 116.393
N1 C6 C5 124.348 N1 C6 H11 116.141
C2 N1 C6 116.402 C2 C3 C4 118.378
C2 C3 H9 120.380 C3 C2 H8 119.419
C3 C4 C5 118.384 C3 C4 O7 123.691
C4 C3 H9 121.242 C4 C5 C6 118.299
C4 C5 H10 120.138 C4 O7 H12 109.222
C5 C4 O7 117.925 C5 C6 H11 119.511
C6 C5 H10 121.562
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability