return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-269.545719
Energy at 298.15K-269.555736
Nuclear repulsion energy195.166374
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 B3PW91/6-311G**
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 3878 3735 35.04      
2 A 3777 3638 141.20      
3 A 3087 2973 35.18      
4 A 3075 2961 52.14      
5 A 3040 2928 44.64      
6 A 3024 2912 31.40      
7 A 2986 2876 62.49      
8 A 2947 2838 78.40      
9 A 1519 1463 2.72      
10 A 1507 1451 3.00      
11 A 1470 1415 82.40      
12 A 1455 1401 6.67      
13 A 1446 1392 3.27      
14 A 1394 1342 0.97      
15 A 1374 1323 0.78      
16 A 1308 1260 27.12      
17 A 1285 1237 3.68      
18 A 1230 1185 9.74      
19 A 1201 1157 59.02      
20 A 1135 1093 27.56      
21 A 1110 1069 74.54      
22 A 1095 1054 63.95      
23 A 970 934 1.65      
24 A 916 882 5.62      
25 A 912 878 11.80      
26 A 826 795 7.83      
27 A 559 538 141.20      
28 A 502 484 2.59      
29 A 388 374 4.94      
30 A 332 320 16.12      
31 A 278 267 80.93      
32 A 207 199 2.29      
33 A 108 104 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 25168.0 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 24239.3 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 B3PW91/6-311G**
ABC
0.25732 0.13226 0.09642

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.032 1.038 -0.343
C2 1.278 0.474 0.177
C3 -1.264 0.399 0.294
H4 -0.082 0.898 -1.428
H5 -0.035 2.118 -0.150
O6 1.307 -0.929 -0.094
O7 -1.480 -0.929 -0.131
H8 2.077 -1.310 0.334
H9 -0.620 -1.364 -0.085
H10 2.126 0.975 -0.309
H11 1.352 0.655 1.260
H12 -1.175 0.460 1.393
H13 -2.158 0.966 0.015

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51771.52711.09561.09682.39232.45193.22762.48672.15922.15172.15762.1571
C21.51772.54562.14672.12891.42933.10951.96122.65491.09861.10032.73813.4743
C31.52712.54562.14752.15862.92011.41133.75331.91573.49132.80011.10431.0941
H41.09562.14672.14751.76702.65532.64153.55612.68612.47743.05673.05732.5285
H51.09682.12892.15861.76703.32963.37204.05513.53132.45012.45982.53542.4207
O62.39231.42932.92012.65533.32962.78760.95961.97562.08342.08433.21043.9506
O72.45193.10951.41132.64153.37202.78763.60740.96544.08193.53002.08432.0174
H83.22761.96123.75333.55614.05510.95963.60742.72942.37402.29033.85174.8180
H92.48672.65491.91572.68613.53131.97560.96542.72943.61413.12602.41302.7936
H102.15921.09863.49132.47742.45012.08344.08192.37403.61411.77873.75014.2962
H112.15171.10032.80013.05672.45982.08433.53002.29033.12601.77872.53813.7367
H122.15762.73811.10433.05732.53543.21042.08433.85172.41303.75012.53811.7663
H132.15713.47431.09412.52852.42073.95062.01744.81802.79364.29623.73671.7663

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 108.508 C1 C2 H10 110.209
C1 C2 H11 109.518 C1 C3 O7 113.055
C1 C3 H12 109.104 C1 C3 H13 109.654
C2 C1 C3 113.457 C2 C1 H4 109.404
C2 C1 H5 107.948 C2 O6 H8 108.773
C3 C1 H4 108.823 C3 C1 H5 109.619
C3 O7 H9 105.894 H4 C1 H5 107.417
O6 C2 H10 110.328 O6 C2 H11 110.297
O7 C3 H12 111.318 O7 C3 H13 106.577
H10 C2 H11 107.978 H12 C3 H13 106.920
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.325      
2 C -0.031      
3 C -0.005      
4 H 0.142      
5 H 0.122      
6 O -0.431      
7 O -0.406      
8 H 0.257      
9 H 0.244      
10 H 0.118      
11 H 0.111      
12 H 0.089      
13 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.056 1.373 1.246 3.574
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.516 -4.443 1.250
y -4.443 -30.313 -1.356
z 1.250 -1.356 -31.682
Traceless
 xyz
x 0.482 -4.443 1.250
y -4.443 0.786 -1.356
z 1.250 -1.356 -1.268
Polar
3z2-r2-2.535
x2-y2-0.203
xy-4.443
xz1.250
yz-1.356


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.917 -0.148 0.099
y -0.148 6.480 0.005
z 0.099 0.005 5.709


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