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All results from a given calculation for CH3NHCH2COOH (Sarcosine)

using model chemistry: MP2/CEP-31G*

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-31G*
 hartrees
Energy at 0K-62.476777
Energy at 298.15K-62.486286
HF Energy-61.608520
Nuclear repulsion energy135.281516
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-31G*
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 3537 3358 2.89      
2 A 3489 3313 283.59      
3 A 3204 3042 27.82      
4 A 3169 3009 5.14      
5 A 3161 3001 44.68      
6 A 3095 2938 20.28      
7 A 3063 2908 65.79      
8 A 1843 1750 308.52      
9 A 1538 1460 12.35      
10 A 1521 1444 18.06      
11 A 1511 1435 18.00      
12 A 1496 1421 15.18      
13 A 1478 1403 0.05      
14 A 1436 1363 403.27      
15 A 1365 1296 18.97      
16 A 1307 1241 4.68      
17 A 1244 1181 10.73      
18 A 1194 1134 19.67      
19 A 1170 1111 31.72      
20 A 1144 1086 20.12      
21 A 1019 968 31.09      
22 A 988 938 17.64      
23 A 921 874 69.09      
24 A 885 841 25.14      
25 A 794 753 82.39      
26 A 639 606 3.75      
27 A 574 545 7.73      
28 A 472 448 9.28      
29 A 378 359 2.95      
30 A 284 270 3.19      
31 A 213 202 2.54      
32 A 135 128 3.50      
33 A 81 77 7.16      

Unscaled Zero Point Vibrational Energy (zpe) 24173.3 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 22950.1 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/CEP-31G*
ABC
0.29486 0.06576 0.05629

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.209 0.296 -0.314
C2 2.558 -0.087 0.169
C3 0.183 -0.713 0.037
C4 -1.227 -0.074 0.023
O5 -1.208 1.284 0.116
O6 -2.266 -0.728 -0.032
H7 1.243 0.371 -1.337
H8 0.167 -1.607 -0.615
H9 2.875 -1.092 -0.177
H10 3.286 0.663 -0.184
H11 0.365 -1.050 1.073
H12 2.553 -0.078 1.272
H13 -0.241 1.517 0.120

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.48341.48122.48692.64603.63291.02642.19062.17302.11302.10872.11251.9441
C21.48342.46023.78824.00804.87032.05062.94011.10901.10262.56051.10293.2261
C31.48122.46021.54832.43542.44932.04621.10642.72743.40151.10452.74772.2719
C42.48693.78821.54831.36191.22832.85522.16864.23174.57742.14223.98171.8747
O52.64604.00802.43541.36192.27852.99253.28454.73324.54612.97294.16400.9946
O63.63294.87032.44931.22832.27853.90162.65155.15585.72482.87125.03463.0272
H71.02642.05062.04622.85522.99253.90162.36502.47932.36302.93212.95352.3744
H82.19062.94011.10642.16863.28452.65152.36502.79163.88131.78813.40493.2356
H92.17301.10902.72744.23174.73325.15582.47932.79161.80162.80471.79704.0746
H102.11301.10263.40154.57744.54615.72482.36303.88131.80163.61191.79043.6410
H112.10872.56051.10452.14222.97292.87122.93211.78812.80473.61192.40322.8048
H122.11251.10292.74773.98174.16405.03462.95353.40491.79701.79042.40323.4177
H131.94413.22612.27191.87470.99463.02722.37443.23564.07463.64102.80483.4177

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 113.117 N1 C2 H10 108.698
N1 C2 H12 108.642 N1 C3 C4 110.326
N1 C3 H8 114.911 N1 C3 H11 108.397
C2 N1 C3 112.166 C2 N1 H7 108.197
C3 N1 H7 107.991 C3 C4 O5 113.466
C3 C4 O6 123.392 C4 C3 H8 108.402
C4 C3 H11 106.509 C4 O5 H13 104.332
O5 C4 O6 123.118 H8 C3 H11 107.946
H9 C2 H10 109.094 H9 C2 H12 108.662
H10 C2 H12 108.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability