Novel photocyclizations of 1,3-dimethyl-
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Yoshifumi Maki; Keiji Izuta; Mikio Suzuki
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Article
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1972
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Elsevier Science
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French
โ 180 KB
A recent article1 from our laboratory described a convenient and widely applicable synthetic route to pyrazolo(3,4-d)pyrimidines by the reaction of 1,3-dimethyl-5-nitro-6-chlorouracil with hydrazones of a wide variety of aldehydes and ketones.