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: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-265.897810
Energy at 298.15K-265.907854
Nuclear repulsion energy191.067331
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 BLYP/STO-3G
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 3523 3260 31.77      
2 A 3339 3089 3.50      
3 A 3250 3007 10.85      
4 A 3234 2992 147.05      
5 A 3226 2985 59.73      
6 A 3204 2965 193.57      
7 A 3142 2907 25.28      
8 A 3036 2809 76.41      
9 A 1728 1598 55.51      
10 A 1634 1512 3.02      
11 A 1613 1493 2.89      
12 A 1599 1479 1.04      
13 A 1506 1394 1.88      
14 A 1435 1327 11.00      
15 A 1412 1306 3.99      
16 A 1379 1275 16.32      
17 A 1309 1212 2.01      
18 A 1239 1146 7.36      
19 A 1216 1125 0.72      
20 A 1128 1043 5.59      
21 A 1097 1015 30.45      
22 A 1072 992 4.09      
23 A 980 906 5.82      
24 A 923 854 1.94      
25 A 901 833 12.82      
26 A 881 815 60.11      
27 A 842 779 9.81      
28 A 526 487 9.37      
29 A 435 402 10.46      
30 A 391 361 9.02      
31 A 346 320 15.15      
32 A 278 257 2.32      
33 A 135 124 2.83      

Unscaled Zero Point Vibrational Energy (zpe) 25977.8 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 24034.6 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 BLYP/STO-3G
ABC
0.22738 0.13958 0.09601

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.042 1.150 -0.342
C2 1.275 0.498 0.221
C3 -1.309 0.395 0.262
H4 -0.045 1.070 -1.450
H5 -0.055 2.229 -0.069
O6 1.244 -0.960 -0.176
O7 -1.358 -1.033 -0.104
H8 1.813 -1.406 0.573
H9 -0.313 -1.247 -0.073
H10 2.193 0.989 -0.200
H11 1.304 0.605 1.336
H12 -1.284 0.561 1.382
H13 -2.245 0.886 -0.111

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.57431.59421.11161.11282.47672.55993.28822.42772.24512.21932.20462.2302
C21.57432.58692.20572.20261.51133.06262.00912.37781.12291.12052.81073.5568
C31.59422.58692.23342.24672.92311.47443.61771.94963.58212.83311.13241.1207
H41.11162.20572.23341.80332.72132.82123.69822.70912.56453.13083.13312.5818
H51.11282.20262.24671.80333.44503.51254.13693.48582.57052.54162.52922.5688
O62.47671.51132.92312.72133.44502.60311.04121.58622.16802.17713.33623.9473
O72.55993.06261.47442.82123.51252.60313.26331.06674.08673.44062.18032.1143
H83.28822.00913.61773.69824.13691.04123.26332.22762.54512.21013.75704.7103
H92.42772.37781.94962.70913.48581.58621.06672.22763.36092.83382.51602.8783
H102.24511.12293.58212.56452.57052.16804.08672.54513.36091.81643.84364.4395
H112.21931.12052.83313.13082.54162.17713.44062.21012.83381.81642.58853.8427
H122.20462.81071.13243.13312.52923.33622.18033.75702.51603.84362.58851.8052
H132.23023.55681.12072.58182.56883.94732.11434.71032.87834.43953.84271.8052

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 106.751 C1 C2 H10 111.597
C1 C2 H11 109.738 C1 C3 O7 113.009
C1 C3 H12 106.682 C1 C3 H13 109.220
C2 C1 C3 109.460 C2 C1 H4 109.208
C2 C1 H5 108.899 C2 O6 H8 102.261
C3 C1 H4 109.975 C3 C1 H5 110.936
C3 O7 H9 98.944 H4 C1 H5 108.329
O6 C2 H10 109.897 O6 C2 H11 110.755
O7 C3 H12 112.861 O7 C3 H13 108.346
H10 C2 H11 108.122 H12 C3 H13 106.486
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.142      
2 C -0.055      
3 C -0.057      
4 H 0.077      
5 H 0.072      
6 O -0.202      
7 O -0.272      
8 H 0.184      
9 H 0.156      
10 H 0.072      
11 H 0.070      
12 H 0.038      
13 H 0.060      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.898 1.042 1.301 3.343
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.112 -3.354 1.769
y -3.354 -28.644 -1.545
z 1.769 -1.545 -28.626
Traceless
 xyz
x -0.477 -3.354 1.769
y -3.354 0.225 -1.545
z 1.769 -1.545 0.252
Polar
3z2-r20.503
x2-y2-0.468
xy-3.354
xz1.769
yz-1.545


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.021 -0.340 0.254
y -0.340 3.947 -0.059
z 0.254 -0.059 2.790


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