starting material的例句大全

coenzyme q 0 was prepared via two steps using commercially available 3,4,5-trimethoxy benzaldehyde as the starting material. the overall yield has reached 43.8%.

以商用3,4,5三甲氧基苯甲醛（Ⅰ）为起始原料，通过两步反应，合成了辅酶Q0，总收率达43.8%。

from a common starting material, we developed three different total syntheses, one of which is the biomimetic synthesis.

根据它们的结构特点，我们从同一起始原料出发，成功地发展了三条不同的全合成路线，其中包括一条仿生全合成路线。

Let's say we have an abundance of the starting material, and not very much light.

比如我们有大量的反应物，但是没有光。

What constitutes the "starting material" may not always be obvious.

什么构成了“起始物料”并不总是很明显。

Technical processing of low-sugar preserved Passiflora edulis Sims was studied by use of Passiflora edulis Sims pericarp as starting material.

以西番莲果皮为原料，研究了低糖果脯的加工工艺。

the synthesis of high-nitrogen energetic materials bis-( triaminoguanidinium)-5,5 ′-azotetrazolate ( tagzt) from starting material 5-aminotetrazole ( 5-at) by a novel method only in two steps was investigated.

以5-氨基四唑（5-AT）为起始原料经过两步反应合成了偶氮四唑类高氮含能化合物&偶氮四唑三氨基胍盐（TAGZT）。

The author's purification methods, which enhanced the yield of pure protein and shorted the time for isolation, have several advantages: 1. use of oxygen_evolving PS ⅱ core complexes as the starting material in order to avoid disturbing from other cytochromes;

该方法的主要特点：1.以放氧核心复合物为起始材料以避免其他细胞色素的干扰；

Diosgenin has been studied as an important bioactive compound and starting material, it mainly comes from dioscorea zingiberensis.

薯蓣皂素是一种重要的活性化合物和原料药，主要来自于黄姜。

Salidroside was synthesized by first preparing the intermediate, salidroside tetraacetate ( using tyrosol as starting material), and then deacetylizing it.

红景天甙以酪醇为原料，经制得中间体四乙酰基红景天甙后，再脱乙酰基合成而得。

With the starting material intermediate titanyl sulfate and meta-titanic acid of titanium white product by sulfuric acid process, the titanium dioxide and iron content have been determined.

以硫酸法钛白粉生产工艺中间体浓钛液（硫酸氧钛）和偏钛酸为原料，分析了浓钛液中二氧化钛和铁的含量。

SOI ( Silicon on insulator) as a kind of irradiation hardness starting material has been widely used in areas of defense and space navigation.

SOI（Silicon on Insulator）材料作为抗辐照器件材料在国防、宇航等领域得到广泛应用。

Using magnesia as main starting material and adding appropriate amount of low and intermediate temperature compound sintering agent and super micro powder, with a small oscillation making the substance flow, an unformed material of high density and strength is obtained.

以镁砂为骨料，添加适量的低、中温复合烧结剂和超微粉，在较小的振动力作用下，使物料流动，并获得较高的堆积密度与强度的不定形材料。

Pinane can be prepared by catalytic hydrogenation of turpentine and can be used as a starting material in the synthesis of many terpenoid perfumes.

将松节油催化加氢可制得蒎烷。蒎烷是合成多种萜类香料的原料。

With high alumina cement and floating particle as main starting material, a new unfired floating particle insulating refractory product has been developed.

以高铝水泥和漂珠为主要原料.研制出一种新型不烧漂珠隔热耐火制品。

Dioscorea zingiberensis C. H. Wright of dioscoreaceae is an important medicinal plant growing only in China by reason that diosgenin in its rhizome is a widely used starting material for hormone drugs.

盾叶薯蓣（Dioscorea zingiberensis C.H.Wright）是我国特有的、具有重要经济意义的药用植物，其有效成分薯蓣皂甙元（diosgenin）是合成甾体激素药物的重要原料。

Zanamivir was synthesized with salic acid as starting material by enzymatic catalysis method.

以自制唾液酸为起始原料，对扎那米韦的合成工艺进行研究。

Screening for2-bromo-butyric acid as the starting material, after ammonolysis, esterification, ester amine solution, split, five-step cyclization reaction Levetiracetam.

筛选以2-溴代丁酸为起始原料，经氨解，酯化，酯胺解，拆分，环合五步反应制得左乙拉西坦。

The Kyoto University researchers hope to be able to repeat their success using sliversof skin as starting material, allowing men to father children that are genetically their own.

日本京都大学的研究者们希望可以复制他们的成功经验，以皮肤组织为原始材料，让男性拥有自己的亲生孩子。

methods l-ephedrine was synthesized by taking propiophenone as the starting material followed 4 steps reactions.

方法以苯丙酮为起始原料,经溴代、甲胺化、还原、拆分等反应制得l - 麻黄碱.

Cefixime open side chain acid was prepared by oximation, etherification, chlorination, ester decomposition using t-butyl acetoacetate as starting material.

以乙酰乙酸叔丁酯为原料，经过肟化、醚化、氯代酯解反应合成了头孢克肟开环侧链酸。