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US4395544A 4-Halo-5-formyl thiazoles 失效
4-卤代-5-甲酰基噻唑

4-Halo-5-formyl thiazoles
摘要:
The present invention relates to compounds obtained by condensing a compound of formula I, ##STR1## or a salt thereof, in which R is a primary, secondary or tertiary amino group,with a Vilsmeier reagent,and derivatives of such aldehydes.
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