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All results from a given calculation for CH3NHCH2COOH (Sarcosine)

using model chemistry: MP2=FULL/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=FULL/3-21G*
 hartrees
Energy at 0K-320.686768
Energy at 298.15K-320.696305
HF Energy-320.048549
Nuclear repulsion energy240.396873
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=FULL/3-21G*
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 3442 3263 1.76      
2 A 3177 3012 18.80      
3 A 3148 2984 9.37      
4 A 3139 2976 26.19      
5 A 3104 2943 272.53      
6 A 3094 2933 47.54      
7 A 3055 2897 71.91      
8 A 1774 1681 235.39      
9 A 1616 1532 5.77      
10 A 1596 1513 16.99      
11 A 1567 1485 13.10      
12 A 1527 1448 5.95      
13 A 1518 1439 4.71      
14 A 1434 1360 379.02      
15 A 1379 1307 5.17      
16 A 1321 1252 2.43      
17 A 1209 1146 19.67      
18 A 1188 1127 6.83      
19 A 1150 1090 62.59      
20 A 1108 1050 28.27      
21 A 1055 1000 72.12      
22 A 978 927 44.13      
23 A 932 884 21.54      
24 A 832 789 34.12      
25 A 795 753 66.30      
26 A 634 601 5.47      
27 A 570 541 6.60      
28 A 460 437 8.72      
29 A 400 379 6.98      
30 A 300 284 5.77      
31 A 210 200 1.12      
32 A 143 135 1.44      
33 A 69 65 5.62      

Unscaled Zero Point Vibrational Energy (zpe) 23961.2 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 22715.2 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=FULL/3-21G*
ABC
0.29240 0.06606 0.05672

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.192 0.217 0.365
C2 -2.543 -0.066 -0.220
C3 -0.138 -0.790 0.011
C4 1.237 -0.056 -0.026
O5 1.079 1.307 -0.107
O6 2.328 -0.634 -0.022
H7 -1.260 0.300 1.386
H8 -0.072 -1.649 0.688
H9 -2.962 -1.032 0.094
H10 -3.226 0.733 0.079
H11 -0.347 -1.159 -0.999
H12 -2.451 -0.061 -1.309
H13 0.069 1.434 -0.048

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.49941.50002.47532.56333.64241.02612.19972.18302.11752.11432.11361.8005
C21.49942.52233.78483.87534.90832.08823.07141.09881.09322.57391.09293.0171
C31.50002.52231.55852.42722.47122.08261.09552.83563.44371.09592.76192.2337
C42.47533.78481.55851.37481.23512.89032.18164.31224.53282.16143.90501.8930
O52.56333.87532.42721.37482.31012.95203.27044.67354.34662.98523.97221.0196
O63.64244.90832.47121.23512.31013.96632.70115.30635.72062.89584.98303.0627
H71.02612.08822.08262.89032.95203.96632.38702.51822.39972.94152.96882.2596
H82.19973.07141.09552.18163.27042.70112.38703.01373.99871.77773.48873.1721
H92.18301.09882.83564.31224.67355.30632.51823.01371.78542.83711.78163.9099
H102.11751.09323.44374.53284.34665.72062.39973.99871.78543.61011.77703.3706
H112.11432.57391.09592.16142.98522.89582.94151.77772.83713.61012.39432.7931
H122.11361.09292.76193.90503.97224.98302.96883.48871.78161.77702.39433.1900
H131.80053.01712.23371.89301.01963.06272.25963.17213.90993.37062.79313.1900

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 113.431 N1 C2 H10 108.505
N1 C2 H12 108.217 N1 C3 C4 108.043
N1 C3 H8 114.992 N1 C3 H11 108.057
C2 N1 C3 114.479 C2 N1 H7 110.137
C3 N1 H7 109.631 C3 C4 O5 111.528
C3 C4 O6 123.992 C4 C3 H8 109.335
C4 C3 H11 107.758 C4 O5 H13 103.484
O5 C4 O6 124.448 H8 C3 H11 108.428
H9 C2 H10 109.081 H9 C2 H12 108.762
H10 C2 H12 108.751
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability