作者: Kenji Tsujihara , Tamio Morikawa , Yoshihisa Arai
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摘要: Nitrosourea compounds of the formula: wherein R 1 is lower alkyl and 2 alkyl, alkenyl, alkynyl or alkoxy-lower which may be prepared by nitrosation a compound are same as defined above. Said nitrosourea useful an anti-tumor anti-leukemic agent.