V2EX pyrazine

Pyrazine

Definition | 释义

pyrazine(吡嗪):一种含两个氮原子的芳香族杂环化合物(化学式 CHN),常作为有机合成的基础骨架;其衍生物在烘焙、坚果、可可、咖啡等香气中很常见,也是许多食品风味的重要来源。(该词也可泛指“吡嗪类化合物”)

Pronunciation (IPA) | 发音

/parzin/

Examples | 例句

Pyrazine is an important heterocycle in organic chemistry.
吡嗪是有机化学中一种重要的杂环化合物。

During roasting, pyrazines can form through Maillard reactions, contributing nutty and toasted aromas to coffee and cocoa.
在烘焙过程中,吡嗪可能通过美拉德反应生成,为咖啡和可可带来坚果和烘烤的香气。

Etymology | 词源

pyrazine 来自化学命名传统:词尾 -ine 常用于命名含氮有机化合物;词根与“氮杂芳香环”的体系有关,表示一种与“嗪(azine)”相关的含氮六元芳香环结构。中文“吡嗪”属于音译加化学命名习惯的译法。

Related Words | 相关词汇

Literary Works | 文献与作品中的出现

  • Fenaroli’s Handbook of Flavor Ingredients(香料与风味成分工具书,常讨论吡嗪类带来的坚果/烘烤香)
  • The Merck Index(经典化学与药物百科条目中收录 pyrazine)
  • Ullmann’s Encyclopedia of Industrial Chemistry(工业化学百科中涉及吡嗪及其衍生物的制备与用途)
  • Food Chemistry(期刊/教材中常见关于吡嗪类风味物质生成与分析的研究)
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