AROMA CONSTITUENTS OF SOYBEAN [GLYCINE-MAX (L) MERRIL] MILK LACKING LIPOXYGENASE ISOZYMES

被引:97
作者
KOBAYASHI, A [1 ]
TSUDA, Y [1 ]
HIRATA, N [1 ]
KUBOTA, K [1 ]
KITAMURA, K [1 ]
机构
[1] NATL AGR RES CTR, TSUKUBA, IBARAKI 305, JAPAN
关键词
SOYBEAN; LIPOXYGENASE; AROMA CONCENTRATE; CHIRALITY; AROMAGRAM;
D O I
10.1021/jf00057a025
中图分类号
S [农业科学];
学科分类号
09 ;
摘要
The soybean milk odor of samples lacking lipoxygenases (LOs) 2 and 3 and LOs 1, 2, and 3, was concentrated by simultaneous distillation and extraction (SDE), together with that of normal soybean milk. The constituents of the odorants were identified by GC and CC-MS data. The yields of volatile compounds were greatly decreased when the lipoxygenases were lacking, and the changes of each constituent were discussed. From the aroma extract dilution analysis, the C-8, C-9, and C-10 alcohols and carbonyl compounds were thought to be important to address the odor of LO-deficient soybean milk. The amount of 1-octen-3-ol did not vary among the soybean samples and the 3-R(-)-configuration was established, which suggest that this compound is also formed by enzymatic reaction.
引用
收藏
页码:2449 / 2452
页数:4
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