The contents of coumarin were determined by HPLC.
用HPL C法测定羟甲香豆素含量。
AIM To prepare a serious new coumarin-6-sulfonylureas.
目的合成新的香豆素磺酰脲类化合物供药理筛选。
Ingredients: Salvia Officinalis Saga, Coumarin, Geraniol.
主要成分：凤梨鼠尾草，香豆素，香叶醇。
RESULTS: The content of coumarin was higher in woody than in herbal.
结果：木本自然群中香豆精成分含量较高。
So right in ionic liquid medium of coumarin synthesis of high significance.
因此对在离子液体介质中的香豆素合成具有很高的研究意义。
Objective To study the antitumor activity of otiose and coumarin in novobiocin.
目的研究新生霉素的结构单元诺维糖和香豆素的抗肿瘤活性。
Objective To study the antitumor activity of noviose and coumarin in novobiocin.
目的研究新生霉素的结构单元诺维糖和香豆素的抗肿瘤活性。
Umbelliferae plants mainly contain essential oil, coumarin, chromone and glycoside.
伞形科植物的成分主要有挥发油、香豆素、色原酮及其苷类。
Results: The recent progress of study on Coumarin of Angelicae dahuricae were displayed.
结果展示了中药白芷香豆素类成分的最新研究进展。
The dye Rhodamine B and coumarin mixture is used to sensitize nanocrystalline porous films.
采用罗丹明-B与香豆素混合的方法，配制成敏化剂修饰纳米晶薄膜。
For the production of double-coumarin, a new anticoagulant, warfarin, and other anti-clotting drugs.
用于生产双香豆素、新抗凝，华法林等抗凝血药物。
This paper is concerned with the kinetics and mechanism for the reaction between tetralin and coumarin.
本文对四氢萘和香豆素的反应动力学和反应机理作了研究。
Researchers have identified six coumarin derivatives that exert antispasmodic and vasodilatory effects.
研究人员发现，造成六名香豆素衍生物、安神扩血管效应。
The method was applied to the calculation of the ring bond angles of furan, pyrrole, and coumarin. The...
用该法计算了呋喃、吡咯和香豆素的环内键角，计算结果与实验值很接近。
Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied.
比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料。
Conclusion The changes of ash bark bacteriostasis were basically identical with known coumarin component content.
结论秦皮抑菌强弱与已知香豆素成分含量高低基本一致。
The pyrazoline naphthyridine coumarin fluorescent dye derivative has structure as seen in formula I or formula II.
本发明的吡唑啉吡啶并香豆素染料衍生物具有式（I）或 式（II）所示结构。
Coumarin 461(C461) Dye doped and SiO 2 based solid laser material with blue band was synthesized by sol gel technique.
采用溶胶-凝胶技术合成了掺杂蓝光波段激光染料Coumarin461的SiO2基固体材料。
Finally, recent progress in the development of coumarin derivatives as potent anti-HIV agents was reviewed in this part.
论文上篇最后对香豆素类化合物抗hiv活性研究进展进行了综述。
The method was applied to the calculation of the ring bond angles of furan, pyrrole, and coumarin. The calculated results...
用该法计算了呋喃、吡咯和香豆素的环内键角，计算结果与实验值很接近。
And then, synthesis of some coumarin derivatives with great potential application or in clinical studies was given as an example.
且列举了一些具有巨大潜在应用前景或已进行临床研究的香豆素衍生物的合成。
The process of binding coumarin molecule on BSA was a spontaneous molecular interaction procedure in which entropy was increased.
结合过程的热力学参数变化表明，上述相互作用过程是一个熵增的自发分子间作用过程。
Coumarin has been synthesized in Perkinreaction of acetic anhydride and salicylaldehydecatalyzed by anhydrous potassium carbonate.
用无水碳酸钾代替无水醋酸钠催化合成了香豆素。
Result: Up to now, the chemical components isolated from F. assafoetid include mainly essential oil, coumarin, and phenylpropanoids.
结果：目前为止，已发现的化学成分主要有挥发油、香豆素和苯丙素类成分。
RESULTS Volatile components from EtOAc extract were complex, mainly in aromatic, long-chain alkanes, alkaloids , coumarin and ester compounds.
结果萃取物中挥发性成分较复杂，主要有芳香族、长链烷烃、生物碱类、香豆素和酯类等化合物。
Addn . of I at 0.01 g to a vanilla flavor compn. enhanced the flavour by making it more natural and imparting a coumarin-like, coconut-like aroma.
将0.01g的I添加到香草风味的芳香化合物中，可使其香味更加自然并具有香豆素及椰子的香味。
Addn . of I at 0.01 g to a vanilla flavor compn. enhanced the flavour by making it more natural and imparting a coumarin-like, coconut-like aroma.
将0.01g的I添加到香草风味的芳香化合物中，可使其香味更加自然并具有香豆素及椰子的香味。
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