29SiC4
Butadiynylidenesilylidyne, 29Si isotopic species, 1Σ+
Species tag 077501
Version1*
Date of EntryAug. 2005
ContributorH. S. P. Müller

The lines have been reported by
(1) V. D. Gordon, E. S. Nathan, A. J. Apponi, M. C. McCarthy, P. Thaddeus, and P. Botschwina, 2000, J. Chem. Phys. 113, 5311.
Predictions above ca. 100 GHz should be viewed with some caution.
The dipole moment was assumed to be the same as for the main isotopic species, see e076502.cat.
Lines Listed99
Frequency / GHz< 299
Max. J99
log STR0-7.0
log STR1-3.0
Isotope Corr.-1.348
Egy / (cm–1)0.0
 µa / D6.421
 µb / D 
 µc / D 
 A / MHz 
 B / MHz1510.230
 C / MHz 
 Q(300.0)4140.5737
 Q(225.0)3105.2972
 Q(150.0)2070.1650
 Q(75.00)1035.1772
 Q(37.50)517.7373
 Q(18.75)259.0310
 Q(9.375)129.6814
detected in ISM/CSMno

Database maintained by Holger S. P. Müller and Sven Thorwirth, programming by D. Roth and F. Schlöder