PURINES AND PYRIMIDINES AND CONDENSED SYSTEMS BASED ON THEM. 4. FORMATION OF PYRIDOXANTHINES IN THE REACTION OF 7-AMINOTHEOPHYLLINE WITH KETONES

DOI: 10.1007/BF00479379

Source and publish data:

Chemistry of Heterocyclic Compounds p. 1243 - 1246 (1987)

Update date:2022-08-02

Topics:

Authors:

Kuz'menko, V. V.

Pozharskii, A. F.

Chernyshev, A. I.

Nanavyan, I. M.

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Article abstract of DOI:10.1007/BF00479379

7-Aminotheophylline reacts with acetone and acetophenone in the presence of anhydrous zinc chloride, forming 1,3,6,8-tetramethyl- and 6,8-dimethyl-1,3-diphenylpyrido<6,1-f>xanthines, respectively. 9-Aminotheophylline gives an analogous reaction product wi

Full text of DOI:10.1007/BF00479379

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