Synthesis and Antitumor Activity of Novel Pyrimidinyl Pyrazole Derivatives. III. Synthesis and Antitumor Activity of 3-Phenylpiperazinyl-1-trans-propenes

Accession number;05A0106832
Title;Synthesis and Antitumor Activity of Novel Pyrimidinyl Pyrazole Derivatives. III. Synthesis and Antitumor Activity of 3-Phenylpiperazinyl-1-trans-propenes
Author; NAITO H (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) OHSUKI S (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) ATSUMI R (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) MINAMI M (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) MOCHIZUKI M (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) HIROTANI K (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) KUMAZAWA E (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn) EJIMA A (Daiichi Pharmaceutical Co. Ltd., Tokyo, Jpn)
Journal Title;Chem Pharm Bull
Journal Code:G0504A
ISSN:0009-2363
VOL.53;NO.2;PAGE.153-163(2005)
Figure&Table&Reference;FIG.3, TBL.7, REF.21
Pub. Country;Japan
Language;English
Abstract;A series of novel 3-[4-phenyl-1-piperazinyl]-1-[5-methyl-1-(2-pyrimidinyl)-4-pyrazolyl]-1-trans-propenes and related compounds were synthesized and evaluated by their cytotoxic activity against several tumor cell lines in vitro and in vivo antitumor activity against some tumor models when administered both intraperitoneally and orally. Compounds with the 3-chloropyridin-2-yl group (9g) and the 3-fluoro-5-substituted phenylpiperazinyl group (29b, c, and e) showed significantly potent cytotoxicity by in vitro testing. Among them, the 3-cyano-5-fluorophenyl derivative (29b) exhibited potent antitumor activity against several tumor cells including human carcinoma without causing undesirable effects in mice. (author abst.)
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