C5N
Cyanobutadiynyl, X 2Σ+
Species tag 074501
Version1
Date of EntryJan. 2000
ContributorH. S. P. Müller

The observed lines are from
(1) Y. Kasai, Y. Sumiyoshi, Y. Endo, and K. Kawaguchi, 1997, Astrophys. J. 477, L65.
The dipole moment is from an ab initio calculation by
(2) P. Botschwina, 1996, Chem. Phys. Lett. 259, 627.

Lines Listed1054
Frequency / GHz< 270.3
Max. J95
log STR0-9.0
log STR1-6.0
Isotope Corr.-0.026
Egy / cm-10.0
 µa / D3.385
 µb / D 
 µc / D 
 A / MHz 
 B / MHz1403.08
 C / MHz 
 Q(300.0)26737.0920
 Q(225.0)20054.4439
 Q(150.0)13369.4343
 Q(75.00)6685.2388
 Q(37.50)3343.4978
 Q(18.75)1672.7169
 Q(9.375)837.3498
detected in ISM/CSMyes


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