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All results from a given calculation for CH3NHCH2COOH (Sarcosine)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-322.799290
Energy at 298.15K-322.808845
HF Energy-321.849488
Nuclear repulsion energy243.003451
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 QCISD/6-31G*
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 3555 3385 219.06      
2 A 3504 3337 2.65      
3 A 3162 3011 22.77      
4 A 3122 2973 25.76      
5 A 3113 2964 15.02      
6 A 3065 2919 17.34      
7 A 3034 2889 54.17      
8 A 1901 1811 293.65      
9 A 1562 1487 9.90      
10 A 1544 1470 15.36      
11 A 1541 1468 18.46      
12 A 1524 1452 10.28      
13 A 1502 1431 6.27      
14 A 1466 1396 415.52      
15 A 1390 1323 12.16      
16 A 1321 1258 5.25      
17 A 1276 1215 8.04      
18 A 1213 1155 18.78      
19 A 1184 1127 27.78      
20 A 1160 1104 14.70      
21 A 1032 983 24.84      
22 A 1006 958 9.17      
23 A 911 867 78.80      
24 A 900 857 15.37      
25 A 776 739 89.43      
26 A 659 627 4.02      
27 A 585 557 12.85      
28 A 478 455 10.39      
29 A 385 367 2.86      
30 A 282 269 2.80      
31 A 212 201 2.33      
32 A 133 126 2.79      
33 A 84 80 7.33      

Unscaled Zero Point Vibrational Energy (zpe) 24288.6 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 23130.1 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 QCISD/6-31G*
ABC
0.30058 0.06671 0.05714

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.199 0.282 -0.308
C2 2.546 -0.078 0.151
C3 0.177 -0.701 0.062
C4 -1.218 -0.074 0.022
O5 -1.215 1.271 0.117
O6 -2.234 -0.728 -0.049
H7 1.213 0.370 -1.325
H8 0.165 -1.613 -0.553
H9 2.878 -1.070 -0.196
H10 3.257 0.675 -0.206
H11 0.356 -1.013 1.101
H12 2.562 -0.071 1.247
H13 -0.265 1.533 0.134

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.46751.46562.46572.64333.58861.02142.17282.15772.09722.09052.09731.9763
C21.46752.45143.76643.99564.82882.03912.91941.10201.09512.56381.09593.2402
C31.46562.45141.53012.41452.41432.03601.09972.73773.38401.09902.73692.2790
C42.46573.76641.53011.34841.21072.81462.14754.22064.54302.12613.97381.8721
O52.64333.99562.41451.34842.25012.96373.26654.72494.52272.94094.16470.9855
O63.58864.82882.41431.21072.25013.83652.60655.12565.67002.84835.01213.0043
H71.02142.03912.03602.81462.96373.83652.37282.47422.35032.92092.93782.3799
H82.17282.91941.09972.14753.26652.60652.37282.78943.86231.76933.37103.2491
H92.15771.10202.73774.22064.72495.12562.47422.78941.78582.83611.78274.0940
H102.09721.09513.38404.54304.52275.67002.35033.86231.78583.60161.77463.6408
H112.09052.56381.09902.12612.94092.84832.92091.76932.83613.60162.40352.7932
H122.09731.09592.73693.97384.16475.01212.93783.37101.78271.77462.40353.4362
H131.97633.24022.27901.87210.98553.00432.37993.24914.09403.64082.79323.4362

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 113.461 N1 C2 H10 108.985
N1 C2 H12 108.945 N1 C3 C4 110.769
N1 C3 H8 115.023 N1 C3 H11 108.355
C2 N1 C3 113.392 C2 N1 H7 108.703
C3 N1 H7 108.585 C3 C4 O5 113.879
C3 C4 O6 123.074 C4 C3 H8 108.377
C4 C3 H11 106.792 C4 O5 H13 105.612
O5 C4 O6 123.015 H8 C3 H11 107.157
H9 C2 H10 108.737 H9 C2 H12 108.408
H10 C2 H12 108.178
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability