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All results from a given calculation for NH2CH2CH2COOH (β–alanine)

using model chemistry: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-323.683141
Energy at 298.15K-323.692894
HF Energy-323.683141
Nuclear repulsion energy246.445688
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 B97D3/TZVP
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 3528 3477 4.73      
2 A 3440 3391 0.42      
3 A 3072 3028 10.98      
4 A 3053 3009 764.76      
5 A 3031 2987 24.08      
6 A 2978 2935 8.79      
7 A 2956 2914 96.22      
8 A 1777 1752 401.54      
9 A 1631 1607 30.07      
10 A 1488 1466 10.62      
11 A 1466 1445 185.25      
12 A 1439 1418 7.94      
13 A 1389 1369 11.40      
14 A 1336 1317 6.73      
15 A 1289 1270 2.49      
16 A 1265 1247 11.18      
17 A 1192 1175 109.98      
18 A 1128 1111 13.15      
19 A 1040 1025 9.78      
20 A 1010 995 39.64      
21 A 988 974 52.77      
22 A 933 919 1.70      
23 A 895 882 24.11      
24 A 837 825 59.62      
25 A 789 778 14.63      
26 A 680 671 9.41      
27 A 560 552 2.01      
28 A 484 477 9.04      
29 A 406 400 11.56      
30 A 328 323 7.61      
31 A 282 278 9.32      
32 A 197 194 5.70      
33 A 81 80 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 23484.3 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 23146.1 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 B97D3/TZVP
ABC
0.23755 0.08323 0.06574

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.910 0.582 0.138
C2 1.369 -0.704 -0.362
C3 0.015 -1.000 0.295
C4 -1.089 0.036 0.024
O5 -0.679 1.321 -0.047
O6 -2.253 -0.272 -0.093
H7 2.682 0.908 -0.436
H8 2.256 0.483 1.089
H9 2.053 -1.549 -0.195
H10 1.234 -0.600 -1.445
H11 -0.364 -1.971 -0.036
H12 0.142 -1.065 1.386
H13 0.319 1.336 0.054

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.48152.47353.05002.69844.25571.01591.01762.16102.08743.42242.71951.7620
C21.48151.53392.59532.89703.65742.08012.07391.09991.09602.17082.16602.3314
C32.47351.53391.53742.44662.41333.35982.80252.16672.16211.09301.10022.3682
C43.05002.59531.53741.35131.20993.89773.53913.52532.82142.13402.14001.9172
O52.69842.89702.44661.35132.24023.40863.25733.96493.05093.30682.90161.0036
O64.25573.65742.41331.20992.24025.08574.72274.49243.75472.54142.92433.0373
H71.01592.08013.35983.89773.40865.08571.63982.54712.32074.20963.69662.4507
H81.01762.07392.80253.53913.25734.72271.63982.41152.93903.76152.63732.3561
H92.16101.09992.16673.52533.96494.49242.54712.41151.76972.45822.52693.3746
H102.08741.09602.16212.82143.05093.75472.32072.93901.76972.53313.06982.6143
H113.42242.17081.09302.13403.30682.54144.20963.76152.45822.53311.76003.3777
H122.71952.16601.10022.14002.90162.92433.69662.63732.52693.06981.76002.7512
H131.76202.33142.36821.91721.00363.03732.45072.35613.37462.61433.37772.7512

picture of β–alanine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 110.211 N1 C2 H9 112.841
N1 C2 H10 107.215 C2 N1 H7 111.426
C2 N1 H8 110.800 C2 C3 C4 115.345
C2 C3 H11 110.328 C2 C3 H12 109.528
C3 C2 H9 109.601 C3 C2 H10 109.469
C3 C4 O5 115.618 C3 C4 O6 122.455
C4 C3 H11 107.234 C4 C3 H12 107.287
C4 O5 H13 108.095 O5 C4 O6 121.913
H7 N1 H8 107.489 H9 C2 H10 107.396
H11 C3 H12 106.733
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.481      
2 C -0.216      
3 C -0.222      
4 C 0.174      
5 O -0.234      
6 O -0.287      
7 H 0.229      
8 H 0.219      
9 H 0.129      
10 H 0.143      
11 H 0.143      
12 H 0.130      
13 H 0.273      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  6.577 -1.311 0.578 6.731
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.577 1.774 -0.339
y 1.774 -37.809 0.059
z -0.339 0.059 -33.830
Traceless
 xyz
x -3.758 1.774 -0.339
y 1.774 -1.105 0.059
z -0.339 0.059 4.863
Polar
3z2-r29.726
x2-y2-1.769
xy1.774
xz-0.339
yz0.059


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.317 0.379 0.121
y 0.379 7.636 -0.021
z 0.121 -0.021 6.082


<r2> (average value of r2) Å2
<r2> 173.096
(<r2>)1/2 13.157