100592-91-4Relevant articles and documents
Preparation of New Nitrogen-bridged Heterocycles. 11. A New Synthetic Method of Pyrazolopyridines from the Alkaline Treatment of 1-pyridinium Salts
Kakehi, Akikazu,Ito, Suketaka,Ito, Masayoshi,Yotsuya, Toshiaki,Nagata, Kenji
, p. 1432 - 1442 (1985)
Alkaline treatment of 1-pyridinium halides gave unexpectedly 3-acyl- or 3-(acylthio)pyrazolopyridine derivatives in 35-87percent yields.Some 4,4a-dihydropyridothiadiazine intermediates involved in these