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All results from a given calculation for C3H8O3 (1,2,3-Propanetriol)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-342.742275
Energy at 298.15K-342.752708
Nuclear repulsion energy265.239753
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 B3PW91/3-21G*
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 3579 3434 7.38      
2 A 3546 3402 0.84      
3 A 3394 3257 48.97      
4 A 3126 2999 20.51      
5 A 3124 2998 41.63      
6 A 3079 2954 34.42      
7 A 3048 2924 31.62      
8 A 3033 2909 42.48      
9 A 1573 1509 12.24      
10 A 1554 1491 16.05      
11 A 1484 1423 60.88      
12 A 1451 1392 32.83      
13 A 1423 1365 6.76      
14 A 1396 1339 16.74      
15 A 1345 1290 25.34      
16 A 1298 1245 22.66      
17 A 1248 1197 11.32      
18 A 1226 1176 2.93      
19 A 1189 1141 30.31      
20 A 1136 1090 5.11      
21 A 1077 1033 30.74      
22 A 1042 999 125.64      
23 A 1032 990 44.34      
24 A 984 944 14.49      
25 A 951 912 19.35      
26 A 839 805 15.49      
27 A 662 635 72.08      
28 A 637 612 95.20      
29 A 483 464 12.80      
30 A 396 380 11.70      
31 A 311 298 2.60      
32 A 268 257 115.41      
33 A 256 245 43.08      
34 A 243 233 123.62      
35 A 178 171 12.26      
36 A 118 113 1.01      

Unscaled Zero Point Vibrational Energy (zpe) 25862.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 24812.4 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 B3PW91/3-21G*
ABC
0.16063 0.09202 0.07130

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.415 -0.766 1.506
H2 0.044 -1.569 0.805
C3 -0.715 -0.795 0.660
H4 0.360 0.907 1.461
C5 -0.024 0.559 0.498
H6 1.577 1.408 -0.657
H7 0.715 0.040 -1.431
C8 1.132 0.418 -0.488
H9 2.765 -0.739 -0.535
O10 2.061 -0.524 0.127
H11 -2.032 -1.726 -0.564
O12 -1.431 -0.943 -0.616
H13 -1.547 0.944 -0.607
O14 -0.982 1.518 -0.011

Atom - Atom Distances (Å)
  H1 H2 C3 H4 C5 H6 H7 C8 H9 O10 H11 O12 H13 O14
H11.80711.09812.43982.16904.28463.71683.44464.65153.74712.36302.12932.72122.7761
H21.80711.09432.58122.15083.65382.83542.60823.14412.37022.49192.14223.29243.3542
C31.09811.09432.16691.52843.44142.66782.49053.68002.83992.02411.47052.30642.4232
H42.43982.58122.16691.09332.49353.04012.15233.53232.59224.09293.30812.81272.0830
C52.16902.15081.52841.09332.14952.13061.52633.24492.37843.22142.33991.92051.4482
H64.28463.65383.44142.49352.14951.79251.09852.45652.14054.78073.81793.15862.6416
H73.71682.83542.66783.04012.13061.79251.09882.36832.13483.37932.49762.57192.6616
C83.44462.60822.49052.15231.52631.09851.09882.00101.45843.82312.90522.73312.4308
H94.65153.14413.68003.53233.24492.45652.36832.00100.99034.89754.20174.62884.4053
O103.74712.37022.83992.59222.37842.14052.13481.45840.99034.32163.59493.96353.6671
H112.36302.49192.02414.09293.22144.78073.37933.82314.89754.32160.98842.71353.4540
O122.12932.14221.47053.30812.33993.81792.49762.90524.20173.59490.98841.89002.5736
H132.72123.29242.30642.81271.92053.15862.57192.73314.62883.96352.71351.89001.0021
O142.77613.35422.42322.08301.44822.64162.66162.43084.40533.66713.45402.57361.0021

picture of 1,2,3-Propanetriol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 111.027 H1 C3 C5 110.266
H1 C3 O12 111.157 H2 C3 C5 109.059
H2 C3 O12 112.451 C3 C5 H4 110.380
C3 C5 C8 109.229 C3 C5 O14 108.960
C3 O12 H11 109.234 H4 C5 C8 109.377
H4 C5 O14 109.296 C5 C3 O12 102.551
C5 C8 H6 108.861 C5 C8 H7 107.384
C5 C8 O10 105.640 C5 O14 H13 101.660
H6 C8 H7 109.331 H6 C8 O10 112.926
H7 C8 O10 112.436 C8 C5 O14 109.585
C8 O10 H9 108.086
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.208      
2 H 0.233      
3 C -0.219      
4 H 0.237      
5 C -0.035      
6 H 0.209      
7 H 0.206      
8 C -0.191      
9 H 0.354      
10 O -0.573      
11 H 0.368      
12 O -0.577      
13 H 0.359      
14 O -0.580      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.104 -2.860 -0.835 2.982
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 171.248
(<r2>)1/2 13.086