CF2=PH

Formula: CHF₂P
Molecular weight: 81.9892
CAS Registry Number: 61183-52-6
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Vibrational and/or electronic energy levels

State: X

Vib. sym.	No.	Approximate type of mode	cm^-1		Med.	Method	References


a'	1	PH stretch	2326.9	m	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987
	2	C=P stretch	1349.5	vs	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987
	3	CF₂ a-stretch	1228.5	s	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987
	4	CPH deform.	884.4	m	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987
	5	CF₂ s-stretch	729.3	m	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987
	6	CF₂ scissors	485.5	m	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987
	7	CF₂ rock	418.3	w	gas	IR	Ohno, Kurita, et al., 1987
a	8	CPH deform.	1088.8	w	gas	IR	Ohno, Kurita, et al., 1987
	9	CF₂ wag	568.0	w	gas	IR	Ohno, Matsuura, et al., 1982 Ohno, Kurita, et al., 1987

Additional references: Jacox, 1994, page 271; Hopkinson, Kroto, et al., 1976; Kroto, 1982

Notes

Weak

Medium

Strong

Very strong

References

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Ohno, Matsuura, et al., 1982
Ohno, K.; Matsuura, H.; Kroto, H.W.; Murata, H., Chem. Lett., 1982, 981. [all data]

Ohno, Kurita, et al., 1987
Ohno, K.; Kurita, E.; Kawamura, M.; Matsuura, H., Gas-phase infrared spectra of the unstable phosphaalkenes CF2:PH, CF2:PCF3, and CH2:PC: the C:P stretching vibration and force constant, J. Am. Chem. Soc., 1987, 109, 19, 5614, https://doi.org/10.1021/ja00253a009 . [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]

Hopkinson, Kroto, et al., 1976
Hopkinson, M.J.; Kroto, H.W.; Nixon, J.F.; Simmons, N.P.C., J. Chem. Soc., 1976, Chem. Commun. 513. [all data]

Kroto, 1982
Kroto, H.W., Tilden Lecture. Semistable molecules in the laboratory and in space, Chem. Soc. Rev., 1982, 11, 4, 435, https://doi.org/10.1039/cs9821100435 . [all data]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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