97653-12-8Relevant academic research and scientific papers
Detailed Studies of the Alkylation Sides of Pyridin-2-yl and 4,6-Dimethylpyrimidin-2-yl-cyanamides
Shestakov, Alexander S.,Moustafa, Amr H.,Bushmarinov, Ivan S.,Goloveshkin, Alexander S.,Shapovalov, Alexey V.,Shikhaliev, Khidmet S.,Prezent, Mikhail A.,Sidorenko, Oleg E.
, p. 551 - 560 (2017)
Pyridin-2-yl- and 4,6-dimethylpyrimidin-2-yl-cyanamides entered into an alkylation reaction in the form of sodium salts. Pyridin-2-yl cyanamide 2 was alkylated at endo-nitrogen atom of pyridine ring, while 4,6-dimethylpyrimidin-2-yl cyanamide 1 was effect
An Unexpected Double Cycloaddition of Triazolopyrimidine N-Ylide with Activated Acetylenes and Alkenes
Hori, Mikio,Kataoka, Tadashi,Shimizu, Hiroshi,Imai, Eiji,Tanaka, Kiyomi,et al.
, p. 2531 - 2538 (2007/10/02)
The reaction of 5,7-dimethyl-triazolopyrimidinio-3-phenacylide (5) with activated acetylenes gave 1 : 2 adducts of ylide-R-CC-R.The structures of the products were determined as 3,3a-dihydropyrazolopyrimidine derivatives (7) by hyd
Generation of triazolopyrimidine N-Ylides and Their Ring Transformation Reactions
Hori, Mikio,Tanaka, Kiyomi,Kataoka, Tadashi,Shimizu, Hiroshi,Imai, Eiji,et al.
, p. 2333 - 2336 (2007/10/02)
Triazolopyrimidine (1) has been alkylated at the N(3)-position by treatment with alkyl halides in refluxing dry acetone.The ylides (3) were generated in situ from the iminium salts (2) and 1 equiv. of triethylamine.Thermolysis of the ylides
THERMOLYSIS OF TRIAZOLOL PYRIMIDINE N-YLIDES
Hori, Mikio,Tanaka, Kiyomi,Kataoka, Tadashi,Shimizu, Hiroshi,Imai, Eiji,et al
, p. 1321 - 1322 (2007/10/02)
5,7-Dimethyltriazolopyrimidinio-3-phenacylide (3) generated by the reaction of an iminium salt (2) with 1 eq. of triethylamine, underwent a new thermal ring cleavage of the triazole moiety to give the pyrimidine derivative.However reaction o
