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 (Propane, 2-methoxy-)

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-233.534627
Energy at 298.15K-233.545571
HF Energy-233.534627
Nuclear repulsion energy196.408842
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 B97D3/6-31+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 3078 3025 58.77      
2 A 3075 3022 20.87      
3 A 3074 3022 6.36      
4 A 3067 3014 93.69      
5 A 3059 3006 0.04      
6 A 3004 2952 17.90      
7 A 2999 2948 91.95      
8 A 2992 2941 18.62      
9 A 2985 2933 7.48      
10 A 2943 2892 68.99      
11 A 1489 1463 13.39      
12 A 1484 1458 3.91      
13 A 1475 1450 1.61      
14 A 1473 1448 6.37      
15 A 1460 1435 0.07      
16 A 1457 1432 2.77      
17 A 1442 1417 0.62      
18 A 1387 1363 18.81      
19 A 1369 1345 18.26      
20 A 1363 1340 3.20      
21 A 1330 1307 6.28      
22 A 1199 1179 4.07      
23 A 1155 1135 19.71      
24 A 1148 1129 1.77      
25 A 1148 1128 109.67      
26 A 1109 1090 18.59      
27 A 1028 1010 57.77      
28 A 915 899 0.35      
29 A 899 884 0.00      
30 A 883 868 20.12      
31 A 758 745 11.97      
32 A 540 531 1.80      
33 A 410 403 8.95      
34 A 365 358 1.17      
35 A 305 300 0.74      
36 A 245 241 2.03      
37 A 239 235 0.03      
38 A 173 170 1.91      
39 A 34 34 3.24      

Unscaled Zero Point Vibrational Energy (zpe) 29277.6 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 28774.0 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 B97D3/6-31+G**
ABC
0.21183 0.13705 0.10702

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.723 -0.000 0.413
H2 1.585 -0.897 1.041
H3 2.749 -0.001 0.026
H4 1.586 0.898 1.040
O5 0.874 -0.000 -0.730
C6 -1.014 -1.275 0.249
H7 -2.112 -1.324 0.243
H8 -0.625 -2.167 -0.259
H9 -0.689 -1.298 1.298
C10 -1.013 1.275 0.248
H11 -2.111 1.325 0.243
H12 -0.688 1.299 1.298
H13 -0.624 2.167 -0.260
C14 -0.546 0.000 -0.468
H15 -0.968 0.000 -1.484

Atom - Atom Distances (Å)
  C1 H2 H3 H4 O5 C6 H7 H8 H9 C10 H11 H12 H13 C14 H15
C11.10331.09641.10331.42383.02404.06063.26552.87883.02364.06042.87863.26492.43503.2934
H21.10331.78571.79432.10782.74273.80532.86132.32303.47774.38503.17053.99452.76093.7012
H31.09641.78571.78572.02163.97905.04244.01993.88873.97915.04243.88894.01993.33254.0128
H41.10331.79431.78572.10783.47874.38593.99583.17192.74253.80542.32342.86032.76123.7011
O51.42382.10782.02162.10782.47913.40782.67652.87052.47913.40792.87062.67651.44451.9912
C63.02402.74273.97903.47872.47911.09901.09791.09902.55032.82172.79823.50141.53552.1518
H74.06063.80535.04244.38593.40781.09901.78191.77132.82162.64823.16443.82802.16992.4584
H83.26552.86134.01993.99582.67651.09791.78191.78473.50143.82803.80014.33452.17872.5130
H92.87882.32303.88873.17192.87051.09901.77131.78472.79833.16462.59683.80022.19683.0831
C103.02363.47773.97912.74252.47912.55032.82163.50142.79831.09901.09901.09791.53552.1518
H114.06044.38505.04243.80543.40792.82172.64823.82803.16461.09901.77131.78192.16992.4583
H122.87863.17053.88892.32342.87062.79823.16443.80012.59681.09901.77131.78472.19683.0831
H133.26493.99454.01992.86032.67653.50143.82804.33453.80021.09791.78191.78472.17872.5130
C142.43502.76093.33252.76121.44451.53552.16992.17872.19681.53552.16992.19682.17871.1001
H153.29343.70124.01283.70111.99122.15182.45842.51303.08312.15182.45833.08312.51301.1001

picture of Propane, 2-methoxy- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O5 C14 117.508 H2 C1 H3 108.327
H2 C1 H4 108.728 H2 C1 O5 112.572
H3 C1 H4 108.327 H3 C1 O5 106.132
H4 C1 O5 112.570 O5 C14 C6 113.091
O5 C14 C10 113.096 O5 C14 H15 101.868
C6 C14 C10 112.507 C6 C14 H15 107.717
H7 C6 H8 108.318 H7 C6 H9 107.262
H7 C6 C14 109.949 H8 C6 H9 108.599
H8 C6 C14 110.571 H9 C6 C14 112.015
C10 C14 H15 107.717 H11 C10 H12 107.262
H11 C10 H13 108.317 H11 C10 C14 109.947
H12 C10 H13 108.600 H12 C10 C14 112.015
H13 C10 C14 110.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.276      
2 H 0.132      
3 H 0.152      
4 H 0.132      
5 O -0.294      
6 C -0.523      
7 H 0.152      
8 H 0.167      
9 H 0.148      
10 C -0.523      
11 H 0.152      
12 H 0.148      
13 H 0.167      
14 C 0.129      
15 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.700 0.001 1.256 1.438
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.887 0.000 2.452
y 0.000 -33.750 -0.001
z 2.452 -0.001 -34.843
Traceless
 xyz
x 2.409 0.000 2.452
y 0.000 -0.385 -0.001
z 2.452 -0.001 -2.024
Polar
3z2-r2-4.048
x2-y21.863
xy0.000
xz2.452
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.952 0.000 0.168
y 0.000 8.213 0.000
z 0.168 0.000 7.430


<r2> (average value of r2) Å2
<r2> 135.859
(<r2>)1/2 11.656