The target compound was synthesized via6 steps from chloroacetyl chloride in27.7% overall yield. 以氯乙酰氯为原料,经6步反应合成目标化合物,总收率27.7%。
The YTM factors in everything to give the true overall yield to an investor. 油尖旺一切因素,给真正的总收率投资者。
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。
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%。
Results and conclusion The structure of target compound was confirmed by IR, elemental analysis, and the overall yield was9.96%. 结果与结论目标化合物的结构经红外光谱、元素分析确证,总收率为9.96%。
Result and Conclusion The overall yield is 48%. 结果与结论总收率提高到48%。
RESULTS The overall yield was 88% with the improved process. 结果通过改进工艺制得4,7-二氯喹啉总收率88%。
The overall yield was 24%. 总收率24%。
Hydroxy coumarin-1,4-naphthaquinone was synthesized from m cresol via 2 steps. The overall yield was 20.9%. 以间甲酚为原料,经两步反应合成4-羟基香豆素-1,4-萘醌,总收率20.9%。
Ethylene, propylene, butylene yield and overall yield of lower olefins increased with temperature; 乙烯、丙烯、丁烯、乙烯和总低碳烯烃收率单调增加,而乙烯、丙烯、丁烯、乙烯和丙烯和总低碳烯烃收率的增加幅度各不相同;
This method was simple and the materials are cheap and available. The overall yield was 17.6%. 本法操作简单,原料价廉易得,总收率17.6%。
Results: The overall yield rate of 410 public objects was 68.3%. 结果:410份公用物品总合格率为68.3%。
Results: The overall yield was 42.9%. 结果:盐酸布比卡因合成总收率为42.9%。
The overall yield of the four step reactions was 33.3%. 4步反应的总收率33.3%。
The overall yield was 24.2%. 五步实验总为收率达24.2%。
Nitrophosphate production and the environment the overall yield is 80%. 制备的脱叶磷产品纯度可达97%以上,总收率为80%。
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%。
Antibacterial synergist trimethoprim was synthesized from p-cresol in an overall yield as high as40.6%. 对甲酚为起始原料,以总收率40.6%的高收率合成了杀菌增效剂甲氧苄啶。
The overall yield of nitration, reduction and substitution is 40.8%. 硝化、还原、取代三步反应的总收率为40.8%。
The overall yield of two compounds is 17.6% and 20.2%. 两种构型合成的总收率分别为17.6%和20.2%。
The final products were characterized by 1HNMR 、 13CNMR and MS. The overall yield was about 30%. 最终产物通过1HNMR、13CNMR及MS进行了表征。路线总收率产率30%左右。