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

using model chemistry: HF/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 HF/6-31G
 hartrees
Energy at 0K-267.852936
Energy at 298.15K-267.863239
Nuclear repulsion energy195.033704
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/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 4043 3650 42.34      
2 A 3982 3595 119.05      
3 A 3281 2963 55.47      
4 A 3258 2941 65.16      
5 A 3233 2919 47.23      
6 A 3199 2888 49.29      
7 A 3185 2876 28.11      
8 A 3172 2864 64.27      
9 A 1690 1526 2.04      
10 A 1678 1515 0.71      
11 A 1633 1475 5.99      
12 A 1583 1430 6.70      
13 A 1568 1416 80.18      
14 A 1539 1390 1.98      
15 A 1513 1367 22.65      
16 A 1428 1289 17.65      
17 A 1385 1250 2.91      
18 A 1332 1203 5.80      
19 A 1295 1169 117.74      
20 A 1245 1124 19.36      
21 A 1178 1063 5.31      
22 A 1160 1047 145.03      
23 A 1029 929 4.87      
24 A 1006 908 5.98      
25 A 984 888 25.14      
26 A 879 793 13.18      
27 A 599 541 279.58      
28 A 551 498 5.74      
29 A 411 371 9.03      
30 A 351 317 43.90      
31 A 309 279 119.55      
32 A 215 194 7.31      
33 A 117 105 1.65      

Unscaled Zero Point Vibrational Energy (zpe) 27014.0 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 24390.9 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/6-31G
ABC
0.25438 0.13327 0.09649

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 1.047 -0.343
C2 1.300 0.477 0.152
C3 -1.241 0.418 0.321
H4 -0.095 0.903 -1.414
H5 -0.014 2.118 -0.157
O6 1.266 -0.952 -0.041
O7 -1.495 -0.905 -0.151
H8 2.071 -1.398 0.193
H9 -0.693 -1.422 -0.166
H10 2.132 0.903 -0.397
H11 1.437 0.694 1.207
H12 -1.122 0.417 1.402
H13 -2.127 0.988 0.087

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51951.52781.08371.08672.39552.45543.26092.56642.15512.15482.15862.1533
C21.51952.54802.14042.12511.44303.13292.02802.77191.08361.08492.72643.4660
C31.52782.54802.13602.15092.87991.42703.77971.98083.48252.83421.08691.0792
H41.08372.14042.13601.75042.67912.61243.54532.70602.44753.04273.03662.5283
H51.08672.12512.15091.75043.32853.36614.10313.60492.47732.44812.55922.4089
O62.39551.44302.87992.67913.32852.76320.94992.01842.07842.07283.10813.9106
O72.45543.13291.42702.61243.36612.76323.61630.95424.05963.60472.07312.0096
H83.26092.02803.77973.54534.10310.94993.61632.78772.37682.40963.86714.8302
H92.56642.77191.98082.70603.60492.01840.95422.78773.66623.30152.45492.8158
H102.15511.08363.48252.44752.47732.07844.05962.37683.66621.76013.74944.2870
H112.15481.08492.83423.04272.44812.07283.60472.40963.30151.76012.58143.7474
H122.15862.72641.08693.03662.55923.10812.07313.86712.45493.74942.58141.7504
H132.15333.46601.07922.52832.40893.91062.00964.83022.81584.28703.74741.7504

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 107.895 C1 C2 H10 110.650
C1 C2 H11 110.551 C1 C3 O7 112.359
C1 C3 H12 110.153 C1 C3 H13 110.186
C2 C1 C3 113.469 C2 C1 H4 109.478
C2 C1 H5 108.104 C2 O6 H8 114.304
C3 C1 H4 108.561 C3 C1 H5 109.553
C3 O7 H9 111.013 H4 C1 H5 107.511
O6 C2 H10 109.875 O6 C2 H11 109.344
O7 C3 H12 110.374 O7 C3 H13 105.778
H10 C2 H11 108.516 H12 C3 H13 107.813
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.354      
2 C 0.028      
3 C 0.058      
4 H 0.193      
5 H 0.157      
6 O -0.787      
7 O -0.779      
8 H 0.416      
9 H 0.449      
10 H 0.159      
11 H 0.154      
12 H 0.134      
13 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.998 2.001 1.216 4.633
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.997 -5.363 0.261
y -5.363 -30.239 -0.948
z 0.261 -0.948 -32.003
Traceless
 xyz
x 0.125 -5.363 0.261
y -5.363 1.261 -0.948
z 0.261 -0.948 -1.385
Polar
3z2-r2-2.770
x2-y2-0.757
xy-5.363
xz0.261
yz-0.948


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.710 -0.274 0.089
y -0.274 5.675 0.114
z 0.089 0.114 4.704


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000