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All results from a given calculation for CH3NHCH2COOH (Sarcosine)

using model chemistry: MP2/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-62.547920
Energy at 298.15K-62.557450
HF Energy-61.622623
Nuclear repulsion energy135.853611
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/CEP-121G*
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 3521 3355 2.53      
2 A 3462 3299 274.34      
3 A 3187 3037 23.91      
4 A 3145 2997 13.08      
5 A 3141 2993 29.96      
6 A 3075 2929 18.84      
7 A 3040 2897 64.28      
8 A 1815 1729 301.81      
9 A 1547 1474 10.82      
10 A 1532 1460 15.33      
11 A 1520 1448 20.01      
12 A 1502 1431 13.43      
13 A 1486 1416 0.73      
14 A 1439 1371 397.69      
15 A 1366 1301 10.57      
16 A 1304 1243 5.40      
17 A 1238 1180 13.96      
18 A 1190 1134 18.49      
19 A 1165 1110 34.06      
20 A 1142 1088 23.02      
21 A 1020 972 31.48      
22 A 985 938 13.11      
23 A 927 884 68.26      
24 A 879 838 24.46      
25 A 795 757 73.56      
26 A 642 612 3.85      
27 A 569 542 8.69      
28 A 470 447 8.48      
29 A 379 361 2.72      
30 A 285 272 3.30      
31 A 211 201 2.31      
32 A 136 129 2.87      
33 A 79 75 7.18      

Unscaled Zero Point Vibrational Energy (zpe) 24096.9 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 22959.5 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 MP2/CEP-121G*
ABC
0.29720 0.06628 0.05679

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.201 0.280 -0.325
C2 2.549 -0.080 0.167
C3 0.177 -0.715 0.050
C4 -1.224 -0.074 0.024
O5 -1.193 1.283 0.118
O6 -2.260 -0.717 -0.038
H7 1.234 0.333 -1.345
H8 0.159 -1.619 -0.573
H9 2.866 -1.087 -0.143
H10 3.268 0.652 -0.209
H11 0.361 -1.024 1.086
H12 2.548 -0.033 1.260
H13 -0.227 1.505 0.113

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.47891.47632.47512.63393.61371.02222.18052.16122.10322.09682.10271.9323
C21.47892.45853.77523.98324.85572.04622.93781.10001.09322.55441.09373.1971
C31.47632.45851.54062.42402.43892.03981.09802.72173.39011.09672.74802.2578
C42.47513.77521.54061.36031.22182.84182.15774.21664.55582.13113.96911.8693
O52.63393.98322.42401.36032.27232.98863.27554.70784.51752.94574.12730.9917
O63.61374.85572.43891.22182.27233.87542.63675.14115.69812.86845.02723.0160
H71.02222.04622.03982.84182.98863.87542.35862.47482.35182.91782.94042.3734
H82.18052.93781.09802.15773.27552.63672.35862.79283.86801.77393.40363.2222
H92.16121.10002.72174.21664.70785.14112.47482.79281.78602.79151.78304.0436
H102.10321.09323.39014.55584.51755.69812.35183.86801.78603.59751.77373.6118
H112.09682.55441.09672.13112.94572.86842.91781.77392.79153.59752.40792.7732
H122.10271.09372.74803.96914.12735.02722.94043.40361.78301.77372.40793.3736
H131.93233.19712.25781.86930.99173.01602.37343.22224.04363.61182.77323.3736

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 113.050 N1 C2 H10 108.787
N1 C2 H12 108.719 N1 C3 C4 110.235
N1 C3 H8 114.992 N1 C3 H11 108.258
C2 N1 C3 112.596 C2 N1 H7 108.411
C3 N1 H7 108.074 C3 C4 O5 113.207
C3 C4 O6 123.573 C4 C3 H8 108.557
C4 C3 H11 106.597 C4 O5 H13 104.164
O5 C4 O6 123.192 H8 C3 H11 107.853
H9 C2 H10 109.043 H9 C2 H12 108.741
H10 C2 H12 108.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability