C6H5CCH3

Formula: C₈H₈
Molecular weight: 104.1491
CAS Registry Number: 6393-09-5
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Vibrational and/or electronic energy levels

State: ?

Med.	λ_min (nm)	λ_max (nm)	References


Ar	244	251	Chapman, McMahon, et al., 1984
			McMahon and Chapman, 1987
			Chapman, Johnson, et al., 1988

State: ?

Energy (cm^-1)	Med.	References


T_x = 33100	Ar	Chapman, McMahon, et al., 1984
		McMahon and Chapman, 1987
		Chapman, Johnson, et al., 1988

State: ?

Energy (cm^-1)	Med.	λ_min (nm)	λ_max (nm)	References


T_d	Ar	381	449	Chapman, McMahon, et al., 1984
				McMahon and Chapman, 1987
				Chapman, Johnson, et al., 1988

State: X

cm^-1		Med.	Method	References


3090	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
3075	m	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
3038	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
2942	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
2920	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
2893	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
2862	m	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
2807	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
2690	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
1468	m	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
1018	m	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
1007	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
875	w	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
740	s	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
670	s	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988
480	m	Ar	IR	Chapman, McMahon, et al., 1984 McMahon and Chapman, 1987 Chapman, Johnson, et al., 1988

Additional references: Jacox, 1994, page 396

Notes

Weak

Medium

Strong

Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

Photodissociation threshold

References

Go To: Top, Vibrational and/or electronic energy levels, Notes

Chapman, McMahon, et al., 1984
Chapman, O.L.; McMahon, R.J.; West, P.R., Rearrangements of tolylmethylenes via cycloheptatetraenes: formation of benzocyclobutene and styrene, J. Am. Chem. Soc., 1984, 106, 25, 7973, https://doi.org/10.1021/ja00337a055 . [all data]

McMahon and Chapman, 1987
McMahon, R.J.; Chapman, O.L., Direct spectroscopic observation of intramolecular hydrogen shifts in carbenes, J. Am. Chem. Soc., 1987, 109, 3, 683, https://doi.org/10.1021/ja00237a008 . [all data]

Chapman, Johnson, et al., 1988
Chapman, O.L.; Johnson, J.W.; McMahon, R.J.; West, P.R., Rearrangements of the isomeric tolylmethylenes, J. Am. Chem. Soc., 1988, 110, 2, 501, https://doi.org/10.1021/ja00210a032 . [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]

Notes

Go To: Top, Vibrational and/or electronic energy levels, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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