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All results from a given calculation for C3H8O3 (1,2,3-Propanetriol)

using model chemistry: BLYP/3-21G

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/3-21G
 hartrees
Energy at 0K-342.746165
Energy at 298.15K-342.756579
Nuclear repulsion energy261.109683
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/3-21G
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 3312 3294 3.01      
2 A 3311 3293 3.04      
3 A 3092 3075 38.95      
4 A 3077 3060 16.73      
5 A 3019 3003 42.22      
6 A 3006 2990 31.56      
7 A 2962 2946 44.45      
8 A 2876 2860 74.63      
9 A 1544 1536 6.09      
10 A 1497 1489 27.64      
11 A 1460 1452 68.87      
12 A 1404 1396 5.19      
13 A 1366 1359 14.63      
14 A 1352 1345 18.59      
15 A 1339 1332 5.16      
16 A 1253 1246 32.92      
17 A 1228 1221 22.64      
18 A 1189 1182 6.76      
19 A 1165 1158 8.32      
20 A 1048 1043 22.24      
21 A 1010 1005 4.74      
22 A 997 991 75.23      
23 A 959 953 54.94      
24 A 906 901 7.74      
25 A 866 862 23.01      
26 A 784 780 38.94      
27 A 733 729 112.55      
28 A 633 629 6.92      
29 A 460 458 5.75      
30 A 388 385 83.19      
31 A 369 367 13.83      
32 A 307 305 7.14      
33 A 263 261 116.60      
34 A 245 243 14.65      
35 A 174 173 4.91      
36 A 96 95 7.95      

Unscaled Zero Point Vibrational Energy (zpe) 24843.9 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 24707.3 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 BLYP/3-21G
ABC
0.15631 0.08842 0.06824

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.427 -0.800 1.509
H2 0.029 -1.605 0.782
C3 -0.723 -0.810 0.666
H4 0.332 0.923 1.490
C5 -0.028 0.568 0.512
H6 1.641 1.453 -0.561
H7 0.770 0.169 -1.457
C8 1.169 0.458 -0.461
H9 2.882 -0.613 -0.478
O10 2.067 -0.566 0.114
H11 -0.973 -1.307 -1.285
O12 -1.592 -1.011 -0.545
H13 -1.604 0.890 -0.561
O14 -0.995 1.526 -0.037

Atom - Atom Distances (Å)
  H1 H2 C3 H4 C5 H6 H7 C8 H9 O10 H11 O12 H13 O14
H11.81561.09782.46232.19584.33223.81613.49274.74883.76982.87542.07062.67802.8261
H21.81561.10002.64322.19063.70862.95162.66493.27342.38402.31612.17723.27063.3951
C31.09781.10002.18991.55133.49502.77462.54133.78762.85502.02921.50422.27502.4555
H42.46232.64322.18991.10062.48953.07332.17243.56852.66873.79153.40322.82052.1110
C52.19582.19061.55131.10062.17222.16201.54593.29282.41522.76372.46111.93401.4685
H64.33223.70863.49502.48952.17221.79161.10532.41142.17063.86964.06503.29312.6886
H73.81612.95162.77463.07332.16201.79161.11202.45612.16592.29072.79412.63802.6412
C83.49272.66492.54132.17241.54591.10531.11202.02071.47832.89563.12902.80812.4503
H94.74883.27343.78763.56853.29282.41142.45612.02071.00813.99984.49294.73214.4504
O103.76982.38402.85502.66872.41522.17062.16591.47831.00813.42783.74504.00673.7121
H112.87542.31612.02923.79152.76373.86962.29072.89563.99983.42781.00982.39793.0962
O122.07062.17721.50423.40322.46114.06502.79413.12904.49293.74501.00981.90132.6556
H132.67803.27062.27502.82051.93403.29312.63802.80814.73214.00672.39791.90131.0247
O142.82613.39512.45552.11101.46852.68862.64122.45034.45043.71213.09622.65561.0247

picture of 1,2,3-Propanetriol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 111.391 H1 C3 C5 110.803
H1 C3 O12 104.365 H2 C3 C5 110.263
H2 C3 O12 112.518 C3 C5 H4 110.178
C3 C5 C8 110.276 C3 C5 O14 108.780
C3 O12 H11 105.959 H4 C5 C8 109.184
H4 C5 O14 109.675 C5 C3 O12 107.302
C5 C8 H6 108.895 C5 C8 H7 107.741
C5 C8 O10 105.975 C5 O14 H13 100.216
H6 C8 H7 107.802 H6 C8 O10 113.522
H7 C8 O10 112.703 C8 C5 O14 108.725
C8 O10 H9 107.206
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.208      
2 H 0.198      
3 C -0.194      
4 H 0.191      
5 C -0.013      
6 H 0.182      
7 H 0.133      
8 C -0.150      
9 H 0.324      
10 O -0.509      
11 H 0.328      
12 O -0.487      
13 H 0.311      
14 O -0.522      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.189 -1.642 -1.555 3.147
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> 176.911
(<r2>)1/2 13.301