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单词 gynesine
释义

gynesine

英汉-汉英词典
n. 葫芦巴碱
词组 | 习惯用语
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  • cognizance n. 认知;[法]审理;审判管辖权;标记
  • gassiness n. 充满气体状态
  • greasiness n. 多脂;油腻;阿谀奉承
  • Keynesian 凯恩斯主义者
英语百科

Trigonelline

(重定向自Gynesine)

Trigonelline is an alkaloid with chemical formula C7H7NO2. It is a zwitterion formed by the methylation of the nitrogen atom of niacin (vitamin B3). Trigonelline is a product of niacin metabolism that is excreted in urine of mammals.

Trigonelline occurs in many plants. It has been isolated from fenugreek seeds (Trigonella foenum-graecum, hence the name), garden peas, hemp seed, oats, potatoes, Stachys species, dahlia, Strophanthus species, and Dichapetalum cymosum. Trigonelline is also found in coffee. Higher levels of trigonelline is found in arabica coffee.

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更新时间:2025/6/20 1:15:13