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 CH3CHOHCH3 (Isopropyl alcohol)

using model chemistry: B2PLYP=FULLultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP=FULLultrafine/6-31G*
 hartrees
Energy at 0K-194.123820
Energy at 298.15K 
HF Energy-193.930154
Nuclear repulsion energy134.734301
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 B2PLYP=FULLultrafine/6-31G*
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 3765 3571 9.42 93.48 0.30 0.46
2 A 3174 3011 24.43 67.38 0.70 0.83
3 A 3168 3005 53.36 83.58 0.74 0.85
4 A 3161 2998 2.84 10.15 0.75 0.86
5 A 3142 2981 34.04 60.19 0.73 0.84
6 A 3089 2930 11.20 119.78 0.00 0.01
7 A 3072 2914 21.62 83.97 0.02 0.04
8 A 3017 2862 64.11 101.89 0.38 0.55
9 A 1560 1480 5.16 3.45 0.75 0.85
10 A 1548 1469 3.97 16.82 0.75 0.86
11 A 1538 1459 0.84 15.59 0.75 0.85
12 A 1533 1455 0.92 21.45 0.75 0.86
13 A 1475 1400 19.29 5.01 0.70 0.83
14 A 1458 1383 18.12 2.15 0.72 0.84
15 A 1434 1360 0.46 4.50 0.71 0.83
16 A 1413 1341 18.11 7.09 0.70 0.82
17 A 1310 1243 56.93 7.28 0.75 0.86
18 A 1220 1157 31.61 2.95 0.61 0.75
19 A 1189 1128 20.33 3.46 0.59 0.74
20 A 1114 1056 24.44 4.99 0.63 0.77
21 A 992 941 39.57 7.01 0.73 0.84
22 A 973 923 3.11 3.55 0.75 0.85
23 A 951 902 0.21 0.80 0.75 0.86
24 A 841 798 3.77 8.72 0.18 0.30
25 A 489 464 8.34 0.32 0.15 0.26
26 A 419 397 9.78 0.64 0.70 0.83
27 A 365 347 1.95 0.10 0.19 0.32
28 A 320 303 120.15 4.08 0.75 0.86
29 A 276 262 1.52 0.03 0.75 0.86
30 A 230 218 4.79 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 24115.8 cm-1
Scaled (by 0.9487) Zero Point Vibrational Energy (zpe) 22878.6 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 B2PLYP=FULLultrafine/6-31G*
ABC
0.28990 0.26815 0.15930

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 0.040 0.367
C2 -1.202 -0.771 -0.104
C3 1.321 -0.560 -0.089
O4 -0.034 1.366 -0.167
H5 -0.007 0.084 1.467
H6 -2.139 -0.308 0.224
H7 -1.211 -0.824 -1.196
H8 -1.176 -1.789 0.297
H9 2.154 0.062 0.246
H10 1.450 -1.568 0.315
H11 1.349 -0.613 -1.181
H12 -0.868 1.772 0.115

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.52541.51931.43071.10102.17362.15902.17552.15612.16432.15351.9547
C21.52542.53152.43612.15141.09561.09351.09413.47522.80042.77312.5736
C31.51932.53152.35662.14463.48342.77632.80911.09211.09331.09353.2049
O41.43072.43612.35662.07752.71822.69133.38692.58093.32332.61890.9691
H51.10102.15142.14462.07752.49963.06112.49862.48232.48563.05542.3282
H62.17361.09563.48342.71822.49961.77321.76764.30933.80483.77272.4400
H72.15901.09352.77632.69133.06111.77321.77773.76693.14932.56892.9281
H82.17551.09412.80913.38692.49861.76761.77773.80972.63503.15263.5781
H92.15613.47521.09212.58092.48234.30933.76693.80971.77651.77153.4751
H102.16432.80041.09333.32332.48563.80483.14932.63501.77651.77734.0702
H112.15352.77311.09352.61893.05543.77272.56893.15261.77151.77733.5044
H121.95472.57363.20490.96912.32822.44002.92813.57813.47514.07023.5044

picture of Isopropyl alcohol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 110.992 C1 C2 H7 109.957
C1 C2 H8 111.235 C1 C3 H9 110.231
C1 C3 H10 110.816 C1 C3 H11 109.947
C1 O4 H12 107.513 C2 C1 C3 112.495
C2 C1 O4 110.950 C2 C1 H5 108.920
C3 C1 O4 106.000 C3 C1 H5 108.807
O4 C1 H5 109.600 H6 C2 H7 108.194
H6 C2 H8 107.656 H7 C2 H8 108.710
H9 C3 H10 108.758 H9 C3 H11 108.297
H10 C3 H11 108.732
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.138      
2 C -0.472      
3 C -0.456      
4 O -0.644      
5 H 0.120      
6 H 0.138      
7 H 0.161      
8 H 0.149      
9 H 0.164      
10 H 0.145      
11 H 0.158      
12 H 0.397      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.180 -0.664 0.853 1.600
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.233 -2.738 -0.283
y -2.738 -26.683 1.137
z -0.283 1.137 -26.631
Traceless
 xyz
x 1.423 -2.738 -0.283
y -2.738 -0.751 1.137
z -0.283 1.137 -0.673
Polar
3z2-r2-1.346
x2-y21.449
xy-2.738
xz-0.283
yz1.137


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.697 -0.187 -0.074
y -0.187 5.491 -0.049
z -0.074 -0.049 4.929


<r2> (average value of r2) Å2
<r2> 89.021
(<r2>)1/2 9.435