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

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-68.059594
Energy at 298.15K-68.070101
Nuclear repulsion energy151.971941
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 HF/CEP-121G
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 4065 3710 35.78      
2 A 4056 3701 26.86      
3 A 4014 3663 52.36      
4 A 3274 2987 62.34      
5 A 3274 2987 43.46      
6 A 3250 2966 23.03      
7 A 3192 2913 15.64      
8 A 3189 2910 87.62      
9 A 1660 1515 7.12      
10 A 1649 1505 8.92      
11 A 1579 1441 0.69      
12 A 1560 1423 2.47      
13 A 1532 1398 26.06      
14 A 1487 1357 26.10      
15 A 1397 1275 66.86      
16 A 1386 1264 24.51      
17 A 1326 1210 17.20      
18 A 1303 1189 5.75      
19 A 1249 1140 20.86      
20 A 1232 1124 40.68      
21 A 1188 1084 167.71      
22 A 1127 1028 173.19      
23 A 1120 1022 20.73      
24 A 1062 969 26.16      
25 A 1024 935 14.23      
26 A 879 802 24.27      
27 A 685 625 42.50      
28 A 508 464 14.46      
29 A 482 440 244.63      
30 A 423 386 9.46      
31 A 290 265 57.76      
32 A 281 256 150.90      
33 A 261 238 44.87      
34 A 247 225 130.27      
35 A 160 146 44.95      
36 A 95 87 2.20      

Unscaled Zero Point Vibrational Energy (zpe) 27752.1 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 25323.8 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 HF/CEP-121G
ABC
0.15309 0.09091 0.06881

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.586 -0.555 1.437
H2 -0.200 -1.546 0.931
C3 -0.840 -0.715 0.666
H4 0.365 0.877 1.439
C5 -0.010 0.555 0.478
H6 1.687 1.309 -0.591
H7 0.834 0.006 -1.438
C8 1.175 0.360 -0.471
H9 2.844 -0.782 -0.343
O10 2.046 -0.618 0.148
H11 -2.030 -1.744 -0.626
O12 -1.498 -0.956 -0.606
H13 -1.445 1.317 -0.683
O14 -0.842 1.626 -0.011

Atom - Atom Distances (Å)
  H1 H2 C3 H4 C5 H6 H7 C8 H9 O10 H11 O12 H13 O14
H11.77751.08552.42042.15354.27813.80023.47904.77993.85462.42202.08432.83232.7225
H21.77751.08232.53922.15793.74513.01562.73663.38702.55312.41092.09743.51503.3709
C31.08551.08232.14051.52813.47212.78332.55043.81972.93292.03561.45252.51262.4365
H42.42042.53922.14051.08092.46083.04262.13833.47502.59364.10703.31872.82402.0303
C52.15352.15791.52811.08092.14262.16461.53073.25712.38973.25302.38171.99711.4415
H64.27813.74513.47212.46082.14261.77241.08472.40232.09374.80963.90813.13382.6137
H73.80023.01562.78333.04262.16461.77241.08482.42092.09093.45312.65662.73552.7325
C83.47902.73662.55042.13831.53071.08471.08482.02641.44773.83662.98252.79772.4252
H94.77993.38703.81973.47503.25712.40232.42092.02640.95144.97554.35364.78754.4152
O103.85462.55312.93292.59362.38972.09372.09091.44770.95144.29823.63904.07673.6601
H112.42202.41092.03564.10703.25304.80963.45313.83664.97554.29820.95093.11673.6256
O122.08432.09741.45253.31872.38173.90812.65662.98254.35363.63900.95092.27442.7293
H132.83233.51502.51262.82401.99713.13382.73552.79774.78754.07673.11672.27440.9544
O142.72253.37092.43652.03031.44152.61372.73252.42524.41523.66013.62562.72930.9544

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 110.159 H1 C3 C5 109.804
H1 C3 O12 109.566 H2 C3 C5 110.346
H2 C3 O12 110.832 C3 C5 H4 109.056
C3 C5 C8 112.977 C3 C5 O14 110.232
C3 O12 H11 114.148 H4 C5 C8 108.698
H4 C5 O14 106.323 C5 C3 O12 106.053
C5 C8 H6 108.813 C5 C8 H7 110.544
C5 C8 O10 106.675 C5 O14 H13 111.300
H6 C8 H7 109.562 H6 C8 O10 110.720
H7 C8 O10 110.481 C8 C5 O14 109.325
C8 O10 H9 113.649
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.146      
2 H 0.175      
3 C -0.121      
4 H 0.148      
5 C 0.227      
6 H 0.148      
7 H 0.146      
8 C -0.095      
9 H 0.381      
10 O -0.638      
11 H 0.390      
12 O -0.666      
13 H 0.396      
14 O -0.638      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.232 -2.599 -0.765 2.719
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 6.520 0.007 0.154
y 0.007 5.950 -0.097
z 0.154 -0.097 5.795


<r2> (average value of r2) Å2
<r2> 145.890
(<r2>)1/2 12.079