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 C3H5OH (Cyclopropanol)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-192.031787
Energy at 298.15K-192.038706
HF Energy-192.031787
Nuclear repulsion energy122.881711
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 B3LYP/3-21G
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 3449 3328 0.39      
2 A 3271 3157 9.99      
3 A 3254 3139 2.08      
4 A 3175 3063 4.37      
5 A 3165 3054 9.66      
6 A 3126 3016 39.91      
7 A 1517 1464 7.15      
8 A 1494 1442 5.73      
9 A 1437 1387 2.59      
10 A 1305 1259 59.82      
11 A 1211 1168 0.32      
12 A 1180 1139 5.91      
13 A 1177 1136 60.33      
14 A 1150 1110 0.39      
15 A 1094 1056 4.86      
16 A 1064 1027 32.40      
17 A 958 924 12.76      
18 A 904 873 21.39      
19 A 832 803 9.34      
20 A 807 779 3.58      
21 A 756 729 5.22      
22 A 392 378 25.61      
23 A 372 359 14.45      
24 A 338 326 116.57      

Unscaled Zero Point Vibrational Energy (zpe) 18712.9 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 18056.1 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 B3LYP/3-21G
ABC
0.54761 0.22480 0.19424

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.232 -0.001 0.496
C2 0.908 -0.758 -0.135
C3 0.908 0.776 -0.149
O4 -1.480 -0.111 -0.200
H5 -0.282 0.008 1.583
H6 1.609 -1.275 0.508
H7 0.665 -1.244 -1.071
H8 1.605 1.299 0.495
H9 0.690 1.245 -1.100
H10 -1.960 0.755 -0.090

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.50701.52311.43291.08822.23912.19252.25032.22511.9747
C21.50701.53362.47462.22601.08261.08262.26102.23393.2428
C31.52311.53362.54792.23762.26442.23371.08321.08312.8690
O41.43292.47462.54792.15113.37582.57743.46202.71240.9963
H51.08822.22602.23762.15112.52583.08392.53223.11072.4839
H62.23911.08262.26443.37582.52581.84002.57373.12734.1491
H72.19251.08262.23372.57743.08391.84003.13082.48913.4424
H82.25032.26101.08323.46202.53222.57373.13081.83983.6532
H92.22512.23391.08312.71243.11073.12732.48911.83982.8783
H101.97473.24282.86900.99632.48394.14913.44243.65322.8783

picture of Cyclopropanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.111 C1 C2 H6 118.765
C1 C2 H7 114.703 C1 C3 C2 59.078
C1 C3 H8 118.428 C1 C3 H9 116.230
C1 O4 H10 107.399 C2 C1 C3 60.811
C2 C1 O4 114.627 C2 C1 H5 117.211
C2 C3 H8 118.525 C2 C3 H9 116.168
C3 C1 O4 119.043 C3 C1 H5 116.962
C3 C2 H6 118.872 C3 C2 H7 116.185
O4 C1 H5 116.467 H6 C2 H7 116.380
H8 C3 H9 116.274
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.001      
2 C -0.395      
3 C -0.419      
4 O -0.540      
5 H 0.185      
6 H 0.200      
7 H 0.225      
8 H 0.196      
9 H 0.211      
10 H 0.336      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.348 1.451 0.703 1.650
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.591 -3.432 0.030
y -3.432 -24.170 -0.160
z 0.030 -0.160 -23.997
Traceless
 xyz
x -0.507 -3.432 0.030
y -3.432 0.124 -0.160
z 0.030 -0.160 0.383
Polar
3z2-r20.766
x2-y2-0.421
xy-3.432
xz0.030
yz-0.160


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.986 -0.295 0.203
y -0.295 4.609 0.024
z 0.203 0.024 4.185


<r2> (average value of r2) Å2
<r2> 74.438
(<r2>)1/2 8.628