酰化

With α-D-glucose as raw material, 3-O-benzoyl-1,2,5,6-O-diisopropylidene-α-D-allofuranose was synthesized by isopropylene protection , oxidation, reduction and benzoylation.

以α-D-葡萄糖为原料，经异丙叉基保护、氧化、还原、苯甲酰化反应合成3-苯甲酰基-1，2，5，6-氧-二异丙叉基-α-D-呋喃阿洛糖。

Penicillin V acylase from the crude culture filtrate of Fusarium oxysporum FP 941 was purified with a single band on non-denaturing electrophoresis by means of (NH4)2SO4 fractional precipitation, adsorption on, and elution from, celite, ion-exchange column chromatography with DEAE-cellulose, and Sephadex G-200 gel filtration chromatography.

通过硫酸铵沉淀、硅藻土吸附、DEAD-纤维素离子交换层析和Sephadex G-200凝胶过滤，由尖镰孢FP941培养滤液中得到了聚丙烯酰胺凝胶电泳均一的青霉素V酰化酶。

In order to obtainin crystallin...

总产率是18%。将已知的结晶的2-O-对甲苯磺酰基-β-D-木糖甲基呋喃甙进行对甲苯磺酰化，得到与上述完全相同的Ⅲ，这样就证明了Ⅲ的端基的构型。

Dialkyl phosphochloridates were used to synthesize N-phosphoamino acids in mixed aqueous media in one-step, which was applicable to a broad of amino acids, such as basic, acidic or neutral amino acids.

三、发现了用磷酰氯的方法可以在水体系中一步合成磷酰化氨基酸，适用于酸、碱和中性各类氨基酸。

The essence of deacetylation reaction of chitin was the hydrolysis of N-alkyl ethanamide.

甲壳质脱乙酰化反应其本质是N-烷基乙酰胺的水解。

The influence of the Vilsmeier formylation reaction, the immediate Grignard reaction, the mediate Grignard reaction and the solvents on the synthesis of 2,8-diformyldibenzhothiophene was also investigated.

探索了Vilsmeier甲酰化、直接格氏试剂法、间接格氏试剂法以及溶剂对合成2，8-二甲酰基二苯并噻吩的影响。

Results Ginsenosides were produced from esterolysis of corresponding malonyl ginsenosides in red ginseng processing.

结果在红参加工过程中丙二酸单酰人参皂苷酯键水解产生相应的人参皂苷，脱羧产生相应的糖乙酰化人参皂苷。

Results Ginsenosides were produced from esterolysis of corresponding malonyl ginsenosides in red ginseng processing. Another reaction of malonyl ginsenosides in red ginseng processing was decarboxylated to produce corresponding acetyl ginsenosides.

结果在红参加工过程中丙二酸单酰人参皂苷酯键水解产生相应的人参皂苷，脱羧产生相应的糖乙酰化人参皂苷。

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%。

The over expression of p33^ING1b can promote the expression of p21^WAP1 which cooperates with p53 to restrain the cell growth by regulating the activity of the acetylating depended pathway.

ING1编码的蛋白通过组蛋白乙酰转移酶和组蛋白去乙酰化酶参与染色质的重塑，在DNA损伤修复方面发挥重要作用。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。