木质素的结构单元是愈创木基。
结果表明,预处理过程中愈创木基易于磺化和溶出,木素中有新的共轭羰基和醌型结构产生。
The results showed that during the chemical pretreatment the guaiacyl unit was more readily to be sulfonated and dissolved, and there were new conjugated carbonyl and quinoid structure formed.
图谱分析表明,蔗渣碱木素主要由紫丁香基,愈创木基和对羟苯基三种丙烷结构单元组成,其中未绩合的紫丁香基、愈创木基和对羟羊基含量比为2。
The spectrum showed that BSL was composed mainly of syringl (S), guaiacyl(G) and p-hydroxylphengl (H) units, and the ratio of three uncondensed group (S:G:H)was 2.
结论大果阿魏树脂、基生叶的挥发油主要成分是: 愈创木醇、萜类化合物,未检出多硫化物。
Conclusion The main components of volatile oil of resin and basilar leaves in the Ferula lehmanni Boiss are tuaiacol, terpenoids. Multisulfides have not been determined.
结论大果阿魏树脂、基生叶的挥发油主要成分是: 愈创木醇、萜类化合物,未检出多硫化物。
Conclusion The main components of volatile oil of resin and basilar leaves in the Ferula lehmanni Boiss are tuaiacol, terpenoids. Multisulfides have not been determined.
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