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词汇 pyrazole
释义

Definition of pyrazole in English:

pyrazole

noun ˈpɪrəzəʊlˈpʌɪrəzəʊl
Chemistry
  • A weakly basic, crystalline, heterocyclic compound whose molecule is an unsaturated five-membered ring containing adjacent nitrogen atoms; any substituted derivative of this compound.

Origin

Late 19th century; earliest use found in Journal of the Chemical Society. From German Pyrazol from pyr- (in Pyrrol) + azo- + -ol.

Definition of pyrazole in US English:

pyrazole

noun
Chemistry
  • A weakly basic, crystalline, heterocyclic compound whose molecule is an unsaturated five-membered ring containing adjacent nitrogen atoms; any substituted derivative of this compound.

Origin

Late 19th century; earliest use found in Journal of the Chemical Society. From German Pyrazol from pyr- (in Pyrrol) + azo- + -ol.

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