title: [Studies on pyrazolo(3,4-d)pyrimidine derivatives. III. On the reaction of 1-methyl- and 1-phenyl-4-chloro-1H-pyrazolo(3,4-d)-pyrimidine with carbanion (author's transl)].
mesh_terms: D000475:Alkenes; D055598:Chemical Phenomena; D002621:Chemistry; D011720:Pyrazoles; D011743:Pyrimidines
chemical_list: D000475:Alkenes; D011720:Pyrazoles; D011743:Pyrimidines