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甘露醇合成
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  mannitol synthesis
     Mannitol Synthesis and Salt Tolerance of Transgenic Tobacco
     转基因烟草的甘露醇合成和耐盐性
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  “甘露醇合成”译为未确定词的双语例句
     Synthesis Process and Application of 1,2:5,6-di-O-isopropylidene-D-mannitol
     1,2:5,6-二-O-异亚丙基-D-甘露醇合成工艺及应用
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     Phase transfer catalyzed synthesis of (-)-dropropizine with D-mannitol as starting material
     相转移催化D-甘露醇合成镇咳药左旋羟苯哌嗪
短句来源
  相似匹配句对
     Electrochemical Synthesis of Mannitol
     电化学法合成甘露醇
短句来源
     N,N,N?
     合成了 N,N,N?
短句来源
     Coumarin fluorescent dyes such as C.
     合成了C.
短句来源
     Preparation of Mannitol Using Electrochemical Method
     电化学法合成甘露醇的研究
短句来源
     mannitol(Ⅹ),respectively.
     甘露醇(Ⅹ)。
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  mannitol synthesis
The difference in specific activity of the two enzymes coupled with the presence ofd-mannitol-1-phosphatase activity indicates the major pathway for mannitol synthesis.
      
Mannitol synthesis seems to be enhanced with increasing age of the phylloid, but rapid and primary 14C-incorporation into amino acids was found in all parts of the frond.
      


The synthetic conditions of 1,2∶5,6 diOMethylethylideneDmannitol are studied in detail.The experimental results show that the suitable ratio of Dmannitol,acetone and zinc chloride is 1∶10∶3 while the temperature is 28 ̄30 ℃,the proper reactive time is about 1.5 h.The yield is no more than 30%.

探讨了在无水氯化锌存在情况下由丙酮与D甘露醇制备1,25,6二O甲基亚乙基D甘露醇的合成工艺条件.实验结果表明适合的原料比为:D甘露醇丙酮氯化锌=1103,反应温度为25~30℃,时间以1.5h为宜,产率一般不超过30%.

1, 2:5, 6-di-O-isopropylidene-D-mannitol is a major chiral synthpon for the synthesis of natural substances with important physiological activities. The article gives general descriptions of the synthesis and application and market situation at home and abroad and specially introduces the progress of the new synthesis processes currently being developed and their features. The new process is characterized available rich raw material resources, short reaction time, mild process conditions and easy realization...

1, 2:5, 6-di-O-isopropylidene-D-mannitol is a major chiral synthpon for the synthesis of natural substances with important physiological activities. The article gives general descriptions of the synthesis and application and market situation at home and abroad and specially introduces the progress of the new synthesis processes currently being developed and their features. The new process is characterized available rich raw material resources, short reaction time, mild process conditions and easy realization of commercial production.

1,2:5,6-二-O-异亚丙基-D-甘露醇是合成具有重要生理活性天然产物的一种重要手性合成子。文中概述了1,2:5,6-二-O-异亚丙基-D-甘露醇国内外合成及应用、市场概况,重点介绍目前开发新合成工艺的进展及其特点。该新工艺具有原料来源丰富、反应时间短、工艺条件温和及易于实现工业化生产的特点。

Several preparing methods of mannitol were introduced.It is suggested that study on mannitol would be to enhance mannitol content in the production(mixture of mannitol and sorbitol).

介绍了国内外有关甘露醇的合成及其与山梨醇分离的主要方法 ,今后研究应着重于提高甘露醇在混合物(甘露醇和山梨醇)中的比例

 
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