H2B=OCH3

Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Marilyn E. Jacox

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 1 CH3 a-stretch 2994 Ar IR Carpenter and Ault, 1992
2 CH3 s-stretch 2878 Ar IR Carpenter and Ault, 1992
3 BH2 a-stretch 2565 Ar IR Carpenter and Ault, 1992
4 BH2 s-stretch 2482 Ar IR Carpenter and Ault, 1992
5 CH3 a-deform. 1506 Ar IR Carpenter and Ault, 1992
6 CH3 s-deform. 1471 Ar IR Carpenter and Ault, 1992
7 B=O stretch 1358 vs Ar IR Carpenter and Ault, 1992
8 BH2 s-bend 1266 Ar IR Carpenter and Ault, 1992
9 CH3 rock 1162 Ar IR Carpenter and Ault, 1992
10 CH3 rock 1115 Ar IR Carpenter and Ault, 1992
11 BH2 rock 1036 Ar IR Carpenter and Ault, 1992
12 C-O stretch 993 Ar IR Carpenter and Ault, 1992
a 14 CH3 a-stretch 2956 Ar IR Carpenter and Ault, 1992
15 CH3 a-deform. 1489 Ar IR Carpenter and Ault, 1992
16 CH3 rock 1183 Ar IR Carpenter and Ault, 1992
17 H2BO OPLA 895 Ar IR Carpenter and Ault, 1992
18 Torsion 589 Ar IR Carpenter and Ault, 1992

Additional references: Jacox, 1994, page 374; Kawashima, Takeo, et al., 1986

Notes

vsVery strong

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Carpenter and Ault, 1992
Carpenter, J.D.; Ault, B.S., Matrix isolation study of the reaction of diborane with methanol: spectroscopic characterization of methoxyborane, H2B=OCH3, J. Phys. Chem., 1992, 96, 11, 4288, https://doi.org/10.1021/j100190a035 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Kawashima, Takeo, et al., 1986
Kawashima, Y.; Takeo, H.; Matsumura, C., Microwave spectrum, structure, dipole moment, quadrupole coupling constants, and barrier to internal rotation of methoxyborane, CH3OBH2, J. Mol. Spectrosc., 1986, 116, 1, 23, https://doi.org/10.1016/0022-2852(86)90249-3 . [all data]

Notes

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