In America the issuance of leveraged loans is growing much faster than high-yield bonds, though the overall amounts are still smaller.
在美国发行杠杆贷款的的速度已经比高收益的债券快的多,尽管总体的数量依然比较小。
Add up the element scores to yield an overall product maturity score on a scale from 0 to 100.
把元素的评分相加得出一个整体产品成熟度评分,范围是0到100。
If the bond was purchased at a premium (above par), then your overall yield to maturity will be lower than your stated coupon rate.
如果债券溢价(高于票面价值)购买的,那么你的整体到期收益率将低于您说的票面利率。
The synthetic route for the 25% overall yield.
本合成路线总收率为25%。
Results: Benorilate was synthesized with an overall yield of 95%.
结果:合成了贝诺酯,总收率为95%。
Overall yield achieves 96.12 %.
甲酸己酯的收率达到96 12%。
The overall yield reached 84.6%.
三步反应总收率达到84.6%。
Etiracetam was synthesized from 2-pyrrolidone by N-alkylation and aminolysis. The overall yield was 42.6%.
吡咯烷酮经N烷基化、氨解反应合成了乙拉西坦,总收率42.6%。
Results: We successfully improved the synthesis technology of zolmitriptan with an overall yield of 16%.
结果:改进了佐米曲普坦的合成工艺,总收率提高至16%。
Methods Employing the stepwise glycosylation strategy, the target compounds were prepared via 10 steps of reactions using diosgenin as the starting material with an overall yield of 15%.
方法以薯蓣皂素为起始原料,采用逐步糖苷化策略,经10步反应制得目标化合物,总收率约为15%。
Ethopabate is prepared via esterification, acylation and alkylation from p-aminosalicylic acid in87.4% overall yield.
以对氨基水杨酸为原料,经酯化、酰化和烃化反应得乙氧苯酯,总收率为87.4%。
Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation, hydrogenation, cyclization with an overall yield of 8.05%.
以苯甲酰氯为原料,经酰化,还原,环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8.05%。
Levocetirizine dihydrochloride was prepared from benzoyl chloride by acids lation hydrogenation cyclization with an overall yield of8.05%.
以苯甲酰氯为原料,经酰化,还原,环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8。05%。
Control and implementation of daily production reports to improve overall yield;
每日生产报告的控制及执行,以提高综合产出率;
According to analyzing and testing, the overall yield is up to above 75 percent by changing traditional foundry process about gear of steel casting. The benefit is obvious.
经分析和试验,改变了传统铸钢齿轮铸造工艺方法,平均工艺出品率达到75%以上,取得明显的经济效益。
The optimum conditions has been given and the overall yield of the three steps in rotation process is over 98%.
给出各工艺过程的优化条件,转旋过程三步总收率大于98%。
RESULTS the overall yield was 95.4%, the title compound was characterized by IR and elemental analysis.
结果总收率达95.4%,目标化合物的结构经红外光谱和元素分析确证。
The production shows that there is no shrinkage, blowhole and inclusion in the casting, the overall yield of the casting is 95%.
生产结果表明,铸件无缩孔、气孔、夹渣缺陷,铸件工艺出品率95%。
Levetiracetam was prepared from L-methionine via reduction-dethiomethylation, esterification, ammonolysis, amidation and intramolecular cyclocondensation reaction with 44.6% overall yield.
以蛋氨酸为原料经还原脱硫甲基化、酯化、氨解、酰胺化及分子内缩和成环4步反应合成得到了左乙拉西坦,总收率44.6%。
The improved synthesis reduced the process steps, the overall yield was 51.6%. This synthetic route is suitable for industrial manufacture.
该工艺路线缩短了反应步骤,总收率达51.6%,适合工业化生产。
Moclobelide was synthesized from ethanolamine by nucleophilic substitution and Schotten-Baumann reaction, followed by condensation with an overall yield of 71.2%.
以乙醇胺为起始原料,经亲核取代、肖特一鲍曼反应和缩合反应制得吗氯贝胺,总收率可达71.2%。
Clarithromycin was prepared from erythromycin a through oximation, protection, methylation and deprotection. The overall yield of clarithromycin was 40%.
红霉素碱经肟化、保护再经甲基化、脱保护得到克拉霉素,总收率达40 %以上。
Result and conclusion The intermediate is obtained in an overall yield of 72.4% according to new process, and the operation is simplified.
结果与结论新工艺简化了操作、缩短了反应时间,总产率达到了72·4%。
Results The chemical structure of composite production was confirmed by element analysis, IR, MR and PNMR. The overall yield of 56%.
结果合成产物的化学结构经元素分析、红外、核磁共振和质谱检测确证,总收率为56%。
The soluble salt in water of Dimetridazole was synthesized with more than 95% overall yield by a simple and convenient method. This method was convenient to industrialize.
本文报道以简便易行的方法合成水溶性二甲硝咪唑盐,收率高达95%以上,具工业化应用价值。
Fluticason propionate(1) in overall yield of 60.1% was synthesized from Flumethasone by oxidation, esterification, acylation, alcoholysis and fluoromethylation.
以双氟美松为原料,经氧化、酯化、酰化、醇解和氟甲基化反应制得氟替卡松丙酸酯(1),总收率60。
The stavudine was prepared from 5-methyluridine via six steps in 34% overall yield, in which the key step is the selective acylation of 5-methyluridine by propionyl chloride.
该路线以5-甲基尿苷为起始原料,关键步骤是5-甲基尿苷和丙酰氯的选择性酰化反应,六步反应总收率为34%。
Aripiprazole in overall yield of 68% was synthesized from 2, 3-dichloroaniline by a three-step nucleophilic substitution reaction in yield of 83%, 91% and 90%, respectively.
以2,3 -二氯苯胺为原料,经3步亲核取代反应合成了阿立哌唑。3步反应的收率分别为83%,91%和90%;总收率68%。
The 3,4,5 trimethoxybenzaldehyde is synthesized from p cresol in four steps of bromination, hydrolyzation, methoxylation, and methylation, with an overall yield of 53.
以对甲酚为原料经溴化、水解、甲氧基化和甲基化4步反应合成药物中间体3,4,5-三甲氧基苯甲醛,总收率达53。
The 3,4,5 trimethoxybenzaldehyde is synthesized from p cresol in four steps of bromination, hydrolyzation, methoxylation, and methylation, with an overall yield of 53.
以对甲酚为原料经溴化、水解、甲氧基化和甲基化4步反应合成药物中间体3,4,5-三甲氧基苯甲醛,总收率达53。
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