The present invention relates to a compound represented by the formula (1):
wherein
wherein X
1
and X
2
are each independently a halogen atom,
is a single bond or a double bond, and
R
1
, R
2
and Z are each as defined in the description, or a salt thereof, a production method thereof and the like. A 2,6-dihalogeno-8-substituted-purine compound or a salt thereof, which is useful as an intermediate for producing medicaments, can be conveniently produced from a 2,6-dihalogenopurine compound or a salt thereof, and a 2,6-dihalogeno-8-substituted-purine compound or a salt thereof can be easily provided.
本发明涉及一种由式(1)表示的化合物:其中X1和X2各自独立地是卤素原子,是单键或双键,而R1、R2和Z如所述定义,或其盐,以及其制备方法等。一种2,6-二卤代-8-取代
嘌呤化合物或其盐,可用作制药中间体,可以方便地从2,6-二卤代
嘌呤化合物或其盐和2,6-二卤代-8-取代
嘌呤化合物或其盐中轻松提供。