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All results from a given calculation for CH3NHCH2COOH (Sarcosine)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-323.005244
Energy at 298.15K-323.014829
HF Energy-321.891027
Nuclear repulsion energy244.458586
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 MP2/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3574 3376 9.15      
2 A 3524 3329 306.22      
3 A 3211 3033 11.95      
4 A 3169 2994 14.59      
5 A 3156 2981 9.86      
6 A 3097 2925 11.79      
7 A 3073 2903 44.96      
8 A 1879 1775 279.82      
9 A 1546 1460 8.15      
10 A 1527 1442 16.12      
11 A 1509 1425 15.72      
12 A 1488 1405 13.84      
13 A 1478 1396 2.47      
14 A 1444 1364 371.05      
15 A 1359 1284 9.34      
16 A 1305 1233 4.16      
17 A 1253 1184 12.27      
18 A 1205 1138 26.11      
19 A 1171 1106 25.92      
20 A 1152 1088 9.87      
21 A 1020 963 16.55      
22 A 1000 944 16.58      
23 A 919 868 53.90      
24 A 897 847 19.40      
25 A 793 749 70.07      
26 A 654 617 3.64      
27 A 588 555 7.44      
28 A 477 450 9.40      
29 A 380 359 4.71      
30 A 284 268 3.53      
31 A 211 199 2.56      
32 A 138 130 2.47      
33 A 84 80 6.48      

Unscaled Zero Point Vibrational Energy (zpe) 24281.9 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 22934.3 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 MP2/6-31G(2df,p)
ABC
0.30548 0.06751 0.05786

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.190 0.279 -0.306
C2 2.528 -0.082 0.157
C3 0.172 -0.706 0.045
C4 -1.218 -0.071 0.023
O5 -1.180 1.265 0.117
O6 -2.238 -0.707 -0.039
H7 1.208 0.384 -1.315
H8 0.156 -1.604 -0.581
H9 2.865 -1.062 -0.201
H10 3.240 0.673 -0.175
H11 0.351 -1.031 1.075
H12 2.533 -0.097 1.248
H13 -0.222 1.474 0.118

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.46121.45942.45492.60173.57671.01512.16592.14842.09212.08002.08771.8971
C21.46122.43993.74823.94564.81062.03152.91341.09651.08992.54621.09083.1595
C31.45942.43991.52832.39172.41122.02771.09472.72763.37141.09432.71872.2164
C42.45493.74821.52831.33981.20412.80712.14544.20734.52402.11903.94581.8403
O52.60173.94562.39171.33982.24392.92093.24134.67784.46952.92174.11380.9811
O63.57674.81062.41121.20412.24393.83292.61275.11755.65102.83674.97882.9746
H71.01512.03152.02772.80712.92093.83292.36602.46522.34852.90652.92502.2989
H82.16592.91341.09472.14543.24132.61272.36602.78873.85561.76243.35623.1787
H92.14841.09652.72764.20734.67785.11752.46522.78871.77572.81941.77204.0074
H102.09211.08993.37144.52404.46955.65102.34853.85561.77573.57981.76553.5652
H112.08002.54621.09432.11902.92172.83672.90651.76242.81943.57982.37992.7421
H122.08771.09082.71873.94584.11384.97882.92503.35621.77201.76552.37993.3664
H131.89713.15952.21641.84030.98112.97462.29893.17874.00743.56522.74213.3664

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 113.506 N1 C2 H10 109.321
N1 C2 H12 108.922 N1 C3 C4 110.484
N1 C3 H8 115.249 N1 C3 H11 108.225
C2 N1 C3 113.314 C2 N1 H7 108.914
C3 N1 H7 108.729 C3 C4 O5 112.840
C3 C4 O6 123.438 C4 C3 H8 108.627
C4 C3 H11 106.625 C4 O5 H13 103.844
O5 C4 O6 123.698 H8 C3 H11 107.241
H9 C2 H10 108.618 H9 C2 H12 108.223
H10 C2 H12 108.115
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability