Nghĩa của từ acylation bằng Tiếng Việt
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Đặt câu có từ "acylation"
1. A method for the acylation of lignocellulose by exposing the lignocellulose to an acylation agent in a closed vessel.
2. Key words: lipase, interesterification, acylation, alcoholysis, resolution, b-amino esters.
3. Acylation-stimulating protein (ASP) and interaction with its receptor C5L2 influences adipocyte metabolism.
4. The ratio between alkylation and acylation depends on the substrate and the reaction conditions.
5. The acylation of 1,3,3,5,5-pentamethylcyclohexene with acetyl chloride – stannic chloride gave no bicyclic compounds.
6. The acylation reaction is performed using acetyl chloride in dichloroethane as solvent while boiling the solution.
7. Acetylferrocene is prepared by Friedel-Crafts acylation of ferrocene, usually with acetic anhydride (Ac 2 O):
8. The acyl compounds required for this reaction can be obtained through a Friedel-Crafts acylation with aluminum chloride.
9. TriButyrin is a triglyceride obtained by formal acylation of the three hydroxy groups of glycerol by butyric acid
10. The acylation of benzene with γ-butyrolactone with excess aluminum chloride produces 1-tetralone in yields of 91-96%.
11. Balaban et al. applied Friedel-Crafts acylation to carbon nanotubes with nitrobenzene at 180 °C along with aluminum chloride.
12. With acetylation, the maximum value of dimensional stability was already reached after 8 hrs of acylation, whereas with phtaloylation it took 24 hrs.
13. It can be used as catalysts for acylation, alkylation, dimerization, oligomerization, polymerization, hydrogenation, dehydrogenation, aromatization, isomerization, hydrotreating, catalytic cracking and hydrocracking reactions.
14. Using benzyl- and ethyl chloroformates remarkable differences in acylation rates with various glucuronic acid lactones were observed. The carbethoxy-and carbobenzoxy derivatives thus obtained show no tendency to rearrange under ammonolysis conditions.
15. And actually, what we're going to show in this video is called Friedel-Crafts acylation, because this right here is called an acyl group and we're essentially going to Acylate the benzene ring.
16. According to the present invention, a method for preparing tetrazole methanesulfonic acid salts comprises an acylation reaction using a novel 4-iodine-4H-chromene-2-carbothionic acid S-benzothiazole-2-yl ester.
17. Benzophenone can be prepared by the reaction of benzene with carbon tetrachloride followed by hydrolysis of the resulting diphenyldichloromethane,, or by Friedel-Crafts acylation of benzene with benzoyl chloride in the presence of a Lewis acid (e.g
18. A recent patent claims the synthesis of 4-phenylbutanoic acid via a Friedel-Crafts acylation of benzene and γ-butyrolactone with aluminum chloride at 60 °C followed by a work up with dilute sodium hydroxide solution and subsequent acidification in 94% crude yield and 81% pure yield.
19. The synthesized 6-substituted 4-methyldihydrofuro[2,3-h]coumarin-9-ones were converted into the corresponding Angelicins by reduction of the carbonyl group of the dihydrofuran ring and subsequent dehydration of the obtained alcohol and also by acylation with the fixed enolic form of the dihydrofuranone ring.
20. Utilizing a chiral Bicyclic imidazole organocatalyst and adopting a continuous injection process, an alternative route has been developed for the efficient synthesis of chiral phthalidyl ester prodrugs via dynamic kinetic resolution of 3‐hydroxyphthalides through enantioselective acylation (up to 99 % ee).The computational studies suggest a general base catalytic mechanism differing from the