return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C4H10O (1-Propanol, 2-methyl-)

using model chemistry: QCISD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/6-31+G**
 hartrees
Energy at 0K-233.008762
Energy at 298.15K-233.020014
Nuclear repulsion energy192.758482
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 QCISD/6-31+G**
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 3902 3689 20.49      
2 A 3173 3000 51.17      
3 A 3170 2997 25.80      
4 A 3165 2992 68.13      
5 A 3158 2985 23.71      
6 A 3156 2984 13.33      
7 A 3094 2926 25.98      
8 A 3084 2916 22.17      
9 A 3079 2911 31.80      
10 A 3055 2888 41.06      
11 A 1560 1475 11.68      
12 A 1552 1467 0.58      
13 A 1549 1465 5.35      
14 A 1539 1455 4.20      
15 A 1533 1449 0.76      
16 A 1471 1391 17.18      
17 A 1456 1376 3.59      
18 A 1450 1371 20.02      
19 A 1416 1339 1.50      
20 A 1396 1319 7.79      
21 A 1358 1284 1.01      
22 A 1273 1203 11.37      
23 A 1229 1162 0.09      
24 A 1188 1123 3.13      
25 A 1135 1073 15.64      
26 A 1096 1036 107.36      
27 A 997 942 0.09      
28 A 975 922 9.09      
29 A 951 899 0.07      
30 A 922 872 5.57      
31 A 837 791 5.97      
32 A 497 470 5.25      
33 A 426 403 0.85      
34 A 362 342 4.05      
35 A 287 272 117.94      
36 A 267 252 1.52      
37 A 246 233 23.90      
38 A 217 205 1.21      
39 A 118 111 4.59      

Unscaled Zero Point Vibrational Energy (zpe) 30668.5 cm-1
Scaled (by 0.9454) Zero Point Vibrational Energy (zpe) 28994.0 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 QCISD/6-31+G**
ABC
0.25169 0.11649 0.08775

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.448 0.003 -0.347
C2 -0.777 -0.692 0.248
C3 1.714 -0.774 0.023
C4 0.548 1.462 0.107
O5 -2.019 -0.112 -0.160
H6 0.328 -0.013 -1.436
H7 1.658 -1.810 -0.320
H8 2.597 -0.317 -0.429
H9 1.862 -0.784 1.107
H10 -0.316 2.047 -0.214
H11 0.621 1.522 1.198
H12 1.436 1.938 -0.312
H13 -0.822 -1.727 -0.095
H14 -0.701 -0.705 1.343
H15 -2.106 0.753 0.254

Atom - Atom Distances (Å)
  C1 C2 C3 C4 O5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.52921.53161.53092.47691.09562.18042.17432.17552.18612.17352.17292.16052.16322.7292
C21.52922.50322.53311.43052.12512.73943.46172.77702.81642.78603.48321.09081.09851.9639
C31.53162.50322.52353.79662.15161.09251.09171.09413.48442.80212.74702.71152.75414.1215
C41.53092.53312.52353.02302.14603.48152.76572.78751.09221.09491.09183.47622.78992.7513
O52.47691.43053.79663.02302.67314.05414.62864.13782.75053.38884.02072.01202.08570.9632
H61.09562.12512.15162.14602.67312.49872.50113.06802.48043.06282.50972.46043.04323.0609
H72.18042.73941.09253.48154.05412.49871.76701.76914.33463.80603.75462.49143.09154.5907
H82.17433.46171.09172.76574.62862.50111.76701.76553.75783.15192.53863.71273.76434.8717
H92.17552.77701.09412.78754.13783.06801.76911.76553.80872.62083.09933.08772.57534.3403
H102.18612.81643.48441.09222.75052.48044.33463.75783.80871.77431.75863.80983.18592.2582
H112.17352.78602.80211.09493.38883.06283.80603.15192.62081.77431.76643.78282.59402.9865
H122.17293.48322.74701.09184.02072.50973.75462.53863.09931.75861.76644.31003.78113.7784
H132.16051.09082.71153.47622.01202.46042.49143.71273.08773.80983.78284.31001.76892.8152
H142.16321.09852.75412.78992.08573.04323.09153.76432.57533.18592.59403.78111.76892.2994
H152.72921.96394.12152.75130.96323.06094.59074.87174.34032.25822.98653.77842.81522.2994

picture of 1-Propanol, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O5 113.585 C1 C2 H13 109.974
C1 C2 H14 109.737 C1 C3 H7 111.293
C1 C3 H8 110.849 C1 C3 H9 110.803
C1 C4 H10 111.815 C1 C4 H11 110.639
C1 C4 H12 110.775 C2 C1 C3 109.741
C2 C1 C4 111.745 C2 C1 H6 106.960
C2 O5 H15 108.687 C3 C1 C4 110.977
C3 C1 H6 108.836 C4 C1 H6 108.451
O5 C2 H13 105.079 O5 C2 H14 110.434
H7 C3 H8 107.997 H7 C3 H9 108.016
H8 C3 H9 107.744 H10 C4 H11 108.436
H10 C4 H12 107.262 H11 C4 H12 107.756
H13 C2 H14 107.797
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability