Online article for Non-subscribers

Pay per view

Heterocycles has a pay-per-view service for Non-subscribers.
You will be able to directly purchase the full text article through PayPal.
Your purchased Paper can be downloaded after the payment is completed.
An e-mail will be sent the URL to download the paper.
If you have any questions, please contact:

Price: ¥ 4,400 (Yen only)
Period: This Article can be accessed for 7 days.

Communication | Regular issue | Vol 12, No. 5, 1979, pp.653-656
Published online, 1st January, 1970
DOI: 10.3987/R-1979-05-0653
The Substitutent Effect and Assignment of the 13C-NMR Spectra of Some 2-Substituted 1,3-Diazazulenes

Hitoshi Takeshita* and Hiroaki Mametsuka

*Instituete of Advanced Material Study, Kyushu University, 6-1, Kasuga-koen, Kasuga 816-8580, Japan


The 13C-NMR spectral signals of 1,3-diazazulene derivatives were unequivocally assigned by aids of 2H and 15N labellings. Variation of the C-2 substituents caused no appreciable effect on the chemical shifts of C-5 and C-9.