食品科学 ›› 2003, Vol. 24 ›› Issue (11): 111-112.

• 分析检测 • 上一篇    下一篇

石榴籽油脂肪酸成分的分析

 陈业高, 卢艳, 刘莹, 海丽娜   

  1. 云南师范大学化学系,云南师范大学化学系
  • 出版日期:2003-11-15 发布日期:2011-12-13

Study on Fatty Acids Extracted from Pomegranate Seed Oil

 CHEN  Ye-Gao, LU  Yan, LIU  Ying, HAI  Li-Na   

  1. 1.Department of Chemistry,Yunnan Normal University;2.Yunnan Institute of Tradi-tional Chinese Medicine
  • Online:2003-11-15 Published:2011-12-13

摘要: 石榴籽经石油醚提取、皂化和甲基化得到的总脂肪酸甲酯经GC分析,共检出9种成分。经GC-MS联机分析,确定脂肪酸成分为棕榈酸(2.47%)、亚油酸(4.85%)、油酸(4.07%)、硬脂酸(1.66%)、石榴酸(81.62%)、二十碳烯酸(0.53%)、花生酸(0.44%)及两个未鉴定的石榴酸三烯异构体(3.13%)。主要成分为共轭三烯不饱和脂肪酸石榴酸(9Z,11E,13Z-十八碳三烯酸),达81.62%。

关键词: 石榴籽油, 脂肪酸, 气相色谱-质谱联用

Abstract: Fatty acids compositions were determined from pomegranate seed oil by saponification, methylation and GC-MS.Punicic acid (81.62%) along with palmitic acid (2.47%), stearic acid (1.66%), oleic acid (4.07%), linoleic acid (4.85% togetherwith trace amonts of linolenic acid), 11-eicosenoic acid (0.53%), eicosanoic acid (0.44%)。 Two unidentified peaks (3.13%) whichwere probably isomers of punicic acid were also detected.

Key words: pomegranate seed oil, fatty acids, GC-MS