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

using model chemistry: BLYP/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-323.657309
Energy at 298.15K-323.667023
Nuclear repulsion energy244.436730
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/cc-pVDZ
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 3423 3429 1.79      
2 A 3346 3351 0.12      
3 A 3033 3038 12.15      
4 A 3006 3011 709.43      
5 A 2989 2994 26.71      
6 A 2937 2941 11.89      
7 A 2913 2918 101.76      
8 A 1770 1773 330.84      
9 A 1588 1591 16.44      
10 A 1464 1466 171.56      
11 A 1443 1445 10.64      
12 A 1396 1398 5.49      
13 A 1363 1365 14.45      
14 A 1308 1310 10.20      
15 A 1265 1267 1.33      
16 A 1238 1240 11.40      
17 A 1182 1184 91.54      
18 A 1105 1106 8.99      
19 A 1031 1033 6.41      
20 A 993 995 8.27      
21 A 976 977 66.34      
22 A 920 922 0.93      
23 A 890 892 21.55      
24 A 829 830 42.61      
25 A 778 779 11.29      
26 A 668 669 8.47      
27 A 552 553 1.96      
28 A 477 477 8.58      
29 A 396 396 10.53      
30 A 322 322 7.08      
31 A 288 288 10.18      
32 A 202 203 3.48      
33 A 91 91 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 23089.6 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 23126.5 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/cc-pVDZ
ABC
0.23353 0.08206 0.06475

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.914 0.594 0.135
C2 1.383 -0.709 -0.362
C3 0.017 -1.007 0.297
C4 -1.097 0.035 0.024
O5 -0.686 1.332 -0.046
O6 -2.270 -0.277 -0.096
H7 2.715 0.901 -0.436
H8 2.280 0.482 1.094
H9 2.081 -1.559 -0.187
H10 1.256 -0.613 -1.461
H11 -0.368 -1.990 -0.036
H12 0.149 -1.078 1.401
H13 0.321 1.342 0.062

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.49282.48803.06462.70914.28071.03021.03212.18362.10693.45162.74161.7613
C21.49281.54532.61762.92313.68832.09042.08431.11371.10972.19332.18372.3480
C32.48801.54531.55002.46652.43323.38432.82402.18982.18581.10631.11422.3804
C43.06462.61761.55001.36171.22033.93563.57053.56122.85682.15322.16471.9286
O52.70912.92312.46651.36172.25843.45023.28964.00383.09113.33672.93231.0133
O64.28073.68832.43321.22032.25845.13364.76444.53683.79632.56082.95513.0598
H71.03022.09043.38433.93563.45025.13361.64492.55212.33854.24433.72492.4844
H81.03212.08432.82403.57053.28964.76441.64492.41792.96223.79442.65932.3752
H92.18361.11372.18983.56124.00384.53682.55212.41791.78792.49022.54653.4018
H102.10691.10972.18582.85683.09113.79632.33852.96221.78792.56113.10332.6487
H113.45162.19331.10632.15323.33672.56084.24433.79442.49022.56111.77843.4035
H122.74162.18371.11422.16472.93232.95513.72492.65932.54653.10331.77842.7710
H131.76132.34802.38041.92861.01333.05982.48442.37523.40182.64873.40352.7710

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 109.940 N1 C2 H9 113.005
N1 C2 H10 107.184 C2 N1 H7 110.550
C2 N1 H8 109.929 C2 C3 C4 115.485
C2 C3 H11 110.520 C2 C3 H12 109.310
C3 C2 H9 109.820 C3 C2 H10 109.736
C3 C4 O5 115.641 C3 C4 O6 122.432
C4 C3 H11 107.126 C4 C3 H12 107.557
C4 O5 H13 107.691 O5 C4 O6 121.914
H7 N1 H8 105.798 H9 C2 H10 107.051
H11 C3 H12 106.423
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.141      
2 C 0.037      
3 C 0.012      
4 C 0.086      
5 O -0.150      
6 O -0.203      
7 H 0.084      
8 H 0.084      
9 H 0.005      
10 H 0.027      
11 H 0.015      
12 H 0.023      
13 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  6.209 -1.007 0.570 6.316
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.974 1.739 -0.204
y 1.739 -37.290 0.111
z -0.204 0.111 -33.749
Traceless
 xyz
x -2.455 1.739 -0.204
y 1.739 -1.428 0.111
z -0.204 0.111 3.883
Polar
3z2-r27.766
x2-y2-0.684
xy1.739
xz-0.204
yz0.111


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.661 0.428 0.108
y 0.428 7.004 -0.017
z 0.108 -0.017 5.549


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