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All results from a given calculation for CH3NHCH2COOH (Sarcosine)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-320.676292
Energy at 298.15K-320.685827
HF Energy-320.048478
Nuclear repulsion energy240.359371
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 MP2/3-21G*
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 3441 3274 1.73      
2 A 3177 3022 18.87      
3 A 3147 2994 9.42      
4 A 3139 2986 26.24      
5 A 3103 2952 268.80      
6 A 3093 2943 50.95      
7 A 3055 2906 72.22      
8 A 1773 1687 235.55      
9 A 1616 1538 5.74      
10 A 1596 1518 16.93      
11 A 1567 1491 13.06      
12 A 1527 1452 6.13      
13 A 1518 1444 4.66      
14 A 1435 1365 378.88      
15 A 1379 1311 5.07      
16 A 1321 1256 2.42      
17 A 1208 1150 19.66      
18 A 1188 1130 6.84      
19 A 1150 1094 62.62      
20 A 1107 1053 28.25      
21 A 1055 1003 72.18      
22 A 978 930 44.15      
23 A 932 886 21.55      
24 A 832 791 34.44      
25 A 795 756 65.71      
26 A 634 603 5.43      
27 A 570 542 6.60      
28 A 460 438 8.71      
29 A 400 381 6.95      
30 A 300 285 5.78      
31 A 210 200 1.12      
32 A 143 136 1.44      
33 A 68 65 5.62      

Unscaled Zero Point Vibrational Energy (zpe) 23956.8 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 22790.1 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 MP2/3-21G*
ABC
0.29229 0.06604 0.05670

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.192 0.217 0.366
C2 -2.543 -0.066 -0.221
C3 -0.138 -0.790 0.012
C4 1.237 -0.056 -0.026
O5 1.079 1.308 -0.107
O6 2.329 -0.634 -0.022
H7 -1.261 0.300 1.386
H8 -0.072 -1.649 0.688
H9 -2.962 -1.033 0.093
H10 -3.226 0.733 0.079
H11 -0.347 -1.160 -0.999
H12 -2.451 -0.061 -1.310
H13 0.069 1.434 -0.047

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.49981.50042.47582.56363.64311.02622.20012.18352.11782.11472.11391.8006
C21.49982.52283.78543.87594.90892.08843.07211.09891.09342.57411.09303.0175
C31.50042.52281.55882.42762.47152.08291.09562.83593.44421.09602.76232.2339
C42.47583.78541.55881.37501.23522.89132.18204.31284.53362.16183.90531.8931
O52.56363.87592.42761.37502.31042.95303.27084.67414.34722.98583.97241.0197
O63.64314.90892.47151.23522.31043.96732.70165.30695.72142.89614.98323.0630
H71.02622.08842.08292.89132.95303.96732.38692.51822.40002.94182.96912.2603
H82.20013.07211.09562.18203.27082.70162.38693.01423.99931.77793.48933.1723
H92.18351.09892.83594.31284.67415.30692.51823.01421.78572.83701.78193.9103
H102.11781.09343.44424.53364.34725.72142.40003.99931.78573.61051.77733.3711
H112.11472.57411.09602.16182.98582.89612.94181.77792.83703.61052.39452.7936
H122.11391.09302.76233.90533.97244.98322.96913.48931.78191.77732.39453.1903
H131.80063.01752.23391.89311.01973.06302.26033.17233.91033.37112.79363.1903

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 113.428 N1 C2 H10 108.491
N1 C2 H12 108.209 N1 C3 C4 108.040
N1 C3 H8 114.989 N1 C3 H11 108.055
C2 N1 C3 114.465 C2 N1 H7 110.121
C3 N1 H7 109.618 C3 C4 O5 111.527
C3 C4 O6 123.989 C4 C3 H8 109.339
C4 C3 H11 107.757 C4 O5 H13 103.481
O5 C4 O6 124.452 H8 C3 H11 108.434
H9 C2 H10 109.088 H9 C2 H12 108.772
H10 C2 H12 108.760
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability