coumarin造句
(1) Ingredients:Salvia Officinalis Saga, Coumarin, Geraniol.
(2) Umbelliferae plants mainly contain essential oil, coumarin, chromone and glycoside.
(3) Researchers have identified six coumarin derivatives that exert antispasmodic and vasodilatory effects.
(4) It was demonstrated that coumarin dyes with high decomposition temperature show good readout durability and high carrier-to-noise ratio (CNR).
(5) RESULTS:Imperatorin and other main coumarin compounds of Radix Angelicae dahuricae Dispensing Granules in the market could not be determined because of low content.
(6) Some coumarin compounds in the introduction of perfluoroalkyl specific location, you can make it show the unique physical and biological characteristics.
(7) Synthesis of coumarin-3-carboxylic acid through sodium ethoxide catalyzed synthesis of coumarin -3-carboxylic acid ethyl ester, followed by saponification, acidolysis cyclization was studied.
(8) It indicated that coumarin and isoimperatorin were main coumarins in Tomentose Pummelo Peel.
(9) The pyrazoline naphthyridine coumarin fluorescent dye derivative has structure as seen in formula I or formula II.
(10) Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied.
(11) Lastly, the thermodynamics and kinetics of purification of coumarin from Melilotus with HPD300 resin were studied.
(12) There is little to no coumarin in "true" or Ceylon cinnamon (C. zeylanicum), but Dr.
(13) The natural aldehyde compounds are present as phenylpropanoid, terpenoid , saponin, alkaloid, coumarin, anthraquinone and so on.
(14) Objective To study the antitumor activity of noviose and coumarin in novobiocin.
(15) We demonstrate experimentally the coherent control of the two-photon transitions in Coumarin 515 by ultrafast pulse shaping technique.
(16) The method was applied to the calculation of the ring bond angles of furan, pyrrole, and coumarin. The calculated results are in good agreement with the experimental data.
(17) Objective To study the antitumor activity of otiose and coumarin in novobiocin.
(18) Objective To develop a method for separation and determination of safrole and 6-methyl coumarin in cosmetics by GC-MS.
(19) Aglycone bacteriostasis of ash bark was superior to glycoside, fraxetin and aesculetin bacteriostasis were most powerful in 5 kinds of coumarin monomer.
(20) These include citral, found in lemon and tangerine oils; coumarin, found in tonka beans; and eugenol, a component of rose oil.
(21) Firstly, using the ultrasonic extraction and high performance liquid chromatography to analysis coumarin content in Melilotus was studied.
(22) They added a small amount of the fluorescent dye coumarin to the emitter material tris ( 8 - hydroxy - quinoline ) aluminum.
(23) It contains richly more than 40 compounds such as salidroside, flavonoids , amino acids , microelements , tyrosol, coumarin, and so on. the content of salidroside was over 3%.
(24) Objective : To understand the progress of study on coumarin of angelica dahuricae.
(25) This method was stable, fast and accurate, and it could be used for determination the coumarin content in raw sweet clover, as well as the future production control and product quality control.
(26) At present, the widely used dyes in biological analysis are rhodamine, BODIPY, cyanine, coumarin and so on.
(27) This paper is concerned with the kinetics and mechanism for the reaction between tetralin and coumarin.
(28) The structure features and synthesis routes to fluorescent dyestuff of fluorane type, 1,8-naphthalimide type and coumarin type dyestuff are introduced.
(29) The chromogenic mechanism of the fluorescent compds. for textiles were presented with emphasis on coumarin and 1,8- naphthalimide dyes. The future research directions were also probed.
(30) A new alkaloid, neodichroine, along with several known alkaloids, a coumarin, a flavanone and vanillin were isolated from leaves of Dichroa febrifuga.