Kind of cyanogenic glycoside was extracted from seeds of Armeniaca sibirica (L.)lam in Chi feng, and it was identified as amygdalin by nuclear magnetic resonacne and infrared Spectroscopic analysis.

• 从赤峰地区山杏种仁中分离得到一种氰甙,经核磁共振、红外光谱、元素分析鉴定为苦仁甙。