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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-269.433964
Energy at 298.15K-269.443999
Nuclear repulsion energy195.575573
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 B1B95/6-31G*
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 3811 3618 23.50      
2 A 3766 3575 116.40      
3 A 3125 2966 31.07      
4 A 3108 2951 53.85      
5 A 3073 2917 35.46      
6 A 3053 2898 45.54      
7 A 3013 2861 61.16      
8 A 2972 2821 80.87      
9 A 1548 1470 2.73      
10 A 1534 1456 0.89      
11 A 1488 1413 51.08      
12 A 1479 1404 55.84      
13 A 1465 1391 9.54      
14 A 1412 1340 1.73      
15 A 1388 1317 0.14      
16 A 1320 1253 31.71      
17 A 1293 1228 3.39      
18 A 1236 1174 11.34      
19 A 1212 1151 67.37      
20 A 1143 1085 25.11      
21 A 1131 1074 89.91      
22 A 1115 1059 50.29      
23 A 985 935 1.51      
24 A 921 874 4.06      
25 A 917 871 9.05      
26 A 836 794 7.15      
27 A 549 521 168.76      
28 A 499 474 3.49      
29 A 389 369 4.95      
30 A 332 315 24.21      
31 A 285 271 65.85      
32 A 242 230 3.62      
33 A 104 99 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 25372.3 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 24085.9 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 B1B95/6-31G*
ABC
0.25847 0.13308 0.09713

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.024 1.038 -0.345
C2 1.282 0.466 0.171
C3 -1.250 0.401 0.303
H4 -0.085 0.894 -1.429
H5 -0.020 2.117 -0.155
O6 1.289 -0.934 -0.091
O7 -1.487 -0.913 -0.139
H8 2.060 -1.324 0.340
H9 -0.632 -1.368 -0.079
H10 2.136 0.954 -0.319
H11 1.362 0.655 1.252
H12 -1.141 0.447 1.402
H13 -2.144 0.978 0.050

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51581.52591.09521.09652.38232.44673.22342.49592.16142.14902.15552.1572
C21.51582.53592.14692.12791.42413.10831.95952.66261.09901.10042.71713.4659
C31.52592.53592.14512.16092.89531.40633.73251.91233.48652.79071.10481.0942
H41.09522.14692.14511.76772.64922.62563.55642.69102.48283.05583.05402.5368
H51.09652.12792.16091.76773.32093.36684.05183.54002.45512.45552.54342.4187
O62.38231.42412.89532.64923.32092.77630.96531.96982.08162.08133.16813.9323
O72.44673.10831.40632.62563.36682.77633.60230.97024.07923.53702.08412.0113
H83.22341.95953.73253.55644.05180.96533.60232.72462.37322.28823.80894.8020
H92.49592.66261.91232.69103.54001.96980.97022.72463.62113.13702.39682.7946
H102.16141.09903.48652.48282.45512.08164.07922.37323.62111.77673.73534.2956
H112.14901.10042.79073.05582.45552.08133.53702.28823.13701.77672.51603.7207
H122.15552.71711.10483.05402.54343.16812.08413.80892.39683.73532.51601.7653
H132.15723.46591.09422.53682.41873.93232.01134.80202.79464.29563.72071.7653

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 108.222 C1 C2 H10 110.493
C1 C2 H11 109.431 C1 C3 O7 113.049
C1 C3 H12 108.988 C1 C3 H13 109.737
C2 C1 C3 112.961 C2 C1 H4 109.567
C2 C1 H5 108.018 C2 O6 H8 108.663
C3 C1 H4 108.737 C3 C1 H5 109.898
C3 O7 H9 105.688 H4 C1 H5 107.518
O6 C2 H10 110.524 O6 C2 H11 110.408
O7 C3 H12 111.625 O7 C3 H13 106.426
H10 C2 H11 107.764 H12 C3 H13 106.796
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.349      
2 C -0.070      
3 C -0.049      
4 H 0.182      
5 H 0.156      
6 O -0.637      
7 O -0.644      
8 H 0.413      
9 H 0.426      
10 H 0.149      
11 H 0.143      
12 H 0.122      
13 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.122 1.223 1.241 3.576
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.320 -4.438 1.236
y -4.438 -29.728 -1.419
z 1.236 -1.419 -31.441
Traceless
 xyz
x 0.265 -4.438 1.236
y -4.438 1.152 -1.419
z 1.236 -1.419 -1.417
Polar
3z2-r2-2.835
x2-y2-0.592
xy-4.438
xz1.236
yz-1.419


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.421 -0.189 0.128
y -0.189 6.041 0.035
z 0.128 0.035 5.240


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