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单词 pyrazine
释义

Definition of pyrazine in English:

pyrazine

noun ˈpʌɪrəziːnˈpɪrəziːn
Chemistry

  • A weakly basic, crystalline, heteroaromatic compound which is a diazine with the nitrogen atoms at opposite positions in the ring; any substituted derivative of this compound.

Origin

Late 19th century. From German Pyrazin from pyr- (in Pyridin) + Azin.

Definition of pyrazine in US English:

pyrazine

noun
Chemistry

  • A weakly basic, crystalline, heteroaromatic compound which is a diazine with the nitrogen atoms at opposite positions in the ring; any substituted derivative of this compound.

Origin

Late 19th century. From German Pyrazin from pyr- (in Pyridin) + Azin.
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更新时间：2025/6/20 2:15:15