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All results from a given calculation for C3H8O2 (1,3-Propanediol)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at G4
 hartrees
Energy at 0K-269.410170
Energy at 298.15K-269.403103
HF Energy-269.588811
Nuclear repulsion energy194.622425
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/6-31G(2df,p)
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 3835 3701 25.16      
2 A 3751 3620 126.93      
3 A 3081 2974 33.50      
4 A 3058 2951 54.93      
5 A 3034 2928 31.40      
6 A 3011 2905 42.21      
7 A 2978 2874 57.99      
8 A 2932 2830 72.19      
9 A 1523 1470 2.79      
10 A 1511 1458 1.78      
11 A 1474 1422 84.19      
12 A 1460 1408 14.55      
13 A 1453 1402 2.55      
14 A 1396 1347 1.81      
15 A 1378 1329 0.22      
16 A 1306 1260 27.72      
17 A 1282 1237 3.00      
18 A 1229 1186 10.94      
19 A 1201 1159 42.82      
20 A 1135 1096 24.41      
21 A 1101 1063 87.54      
22 A 1081 1043 47.66      
23 A 962 928 1.58      
24 A 912 880 7.85      
25 A 910 878 9.65      
26 A 819 790 6.65      
27 A 539 520 127.03      
28 A 502 484 3.32      
29 A 386 372 3.92      
30 A 332 320 11.85      
31 A 277 267 64.00      
32 A 209 202 3.05      
33 A 108 104 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 25081.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 24203.5 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/6-31G(2df,p)
ABC
0.25600 0.13125 0.09576

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.035 1.041 -0.347
C2 1.274 0.477 0.192
C3 -1.276 0.398 0.283
H4 -0.072 0.899 -1.434
H5 -0.043 2.121 -0.154
O6 1.325 -0.921 -0.111
O7 -1.476 -0.941 -0.120
H8 2.077 -1.310 0.345
H9 -0.613 -1.371 -0.061
H10 2.131 0.997 -0.260
H11 1.324 0.635 1.281
H12 -1.205 0.484 1.383
H13 -2.172 0.952 -0.020

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.52451.53351.09621.09712.39942.46133.23532.49722.16842.15932.16192.1640
C21.52452.55352.15292.13551.43133.11011.96442.65331.10001.10122.75063.4856
C31.53352.55352.15602.16342.94371.41283.76401.92083.50222.79521.10581.0960
H41.09622.15292.15601.76932.64882.66193.55862.70812.49823.06393.06452.5326
H51.09712.13552.16341.76933.33623.38114.06403.53982.45002.47742.52862.4324
O62.39941.43132.94372.64883.33622.80170.96151.99052.08602.08793.25753.9690
O72.46133.11011.41282.66193.38112.80173.60260.96644.09753.50522.08892.0201
H83.23531.96443.76403.55864.06400.96153.60262.72122.38552.28583.88194.8279
H92.49722.65331.92082.70813.53981.99050.96642.72123.63033.09442.42442.7989
H102.16841.10003.50222.49822.45002.08604.09752.38553.63031.77713.75434.3104
H112.15931.10122.79523.06392.47742.08793.50522.28583.09441.77712.53563.7435
H122.16192.75061.10583.06452.52863.25752.08893.88192.42443.75432.53561.7668
H132.16403.48561.09602.53262.43243.96902.02014.82792.79894.31043.74351.7668

picture of 1,3-Propanediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 108.260 C1 C2 H10 109.969
C1 C2 H11 109.292 C1 C3 O7 113.056
C1 C3 H12 108.866 C1 C3 H13 109.573
C2 C1 C3 112.947 C2 C1 H4 109.380
C2 C1 H5 108.280 C2 O6 H8 109.436
C3 C1 H4 108.570 C3 C1 H5 109.920
C3 O7 H9 106.307 H4 C1 H5 107.607
O6 C2 H10 110.976 O6 C2 H11 110.767
O7 C3 H12 111.576 O7 C3 H13 106.743
H10 C2 H11 107.568 H12 C3 H13 106.813
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.204      
2 C -0.072      
3 C -0.034      
4 H 0.116      
5 H 0.097      
6 O -0.416      
7 O -0.428      
8 H 0.294      
9 H 0.288      
10 H 0.095      
11 H 0.093      
12 H 0.071      
13 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.830 1.204 1.149 3.283
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> 0.000
(<r2>)1/2 0.000