Esterification kinetics of propanoic acid with methanol in the presence of a fibrous polymer-supported sulphonic acid catalyst as well as a conventional resin catalyst was studied. Kinetic experiments were carried out in a laboratory-scale batch reactor operating isothermally at 55, 60 and 63 °C...
reacts with propanoic acid..[1](iii) Draw the structure of an ester which is a structural isomer of the ester named in (c)(i).Show all of the atoms and all of the bonds.[3](iv) State the conditions needed to form an ester from a carboxylic acid and an alcohol...……[1] 相关...
2-methylpropanoic acid trideuteriomethyl ester CAS No: 54526-87-3 Ethylene carbonate CAS No: 96-49-1 Acetylene CAS No: 74-86-2 sodium methoxide-d3 CAS No: 6552-73-4 Propylene carbonate CAS No: 108-32-7 FORMALDEHYDE-D2 CAS No: 1664-98-8 Methanol-d4 CAS No: 811-98-3 ...
英语翻译在反应瓶中加入2-Hydroxy-3-methoxy-3,3-diphenylpropanoic acid,并加入Methanol和Tosic acid,室温下搅拌0.5小时,然后加热回流,并滴加氢氧化钠溶液适量,滴加完毕后不断搅拌反应1小时.争取反应体系中的甲醇,用浓盐酸溶液调节体系品pH2.0左右,室温放置10小时,体系有白色沉淀物生成,过滤,得产品. 答案 Add 2...
Perfluorohexane-1-sulfonic acid (Linear and Branched)全氟己烷-1-磺酸(直链和支链)355-46-42 µg/mL Perfluoro-n-hexanoic acid全氟正己酸307-24-42 µg/mL Perfluoro-3-methoxypropanoic acid全氟-3-甲氧基丙酸377-73-12 µg/mL Perfluoro(4-methoxybutanoic) acid全氟(4-甲氧基丁酸)863090-89-...
英文别名3-(1-Naphthyl)propionic acid | alpha-Naphthylpropionate | 3-(naphth-1-yl) propanoic acid | F9995-0955 | 3-(1-Naphthyl)propanoic acid | (2S)-oxiran-2-ylmethanol | A50647 | 3-naphthalen-1-yl-propionic acid | 5-hydroxy-2h-pyrazole-3-carboxylic acid methyl es ...
(S)-3-amino-2-(benzyloxycarbonyl)propanoic acid (S)-3-(benzyloxycarbonyl)-2-(tert-butoxycarbonyl)propanoic acid (S)-methyl 2-(benzyloxycarbonyl)-3-(tert-butoxycarbonyl)propanoate (S)-methyl 2-amino-3-(tert-butoxycarbonyl)propanoate (s)-(+)-5(hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate azet...
Industrial Grade Propionic Acid CAS No. 79-09-4 Propanoic Acid for Mildew Preventive US $1,050-1,250 / Ton China Best-Seller Chemical Dmac Liquid CAS No. 127-19-5 Dimethylacetamide for Synthetic Fiber US $800-1,000 / Ton Pharma...
Industrial Grade Propionic Acid CAS No. 79-09-4 Propanoic Acid for Mildew Preventive US$1,050.00-1,250.00 / Ton China Best-Seller Chemical Dmac Liquid CAS No. 127-19-5 Dimethylacetamide for Synthetic Fiber US$800.00-1,000.00 / Ton Pharmaceutical Gra...
6-Chloroindole-2-carboxylic acid CAS No: 16732-75-5 6-Chloroindole-2-carboxylic acid ethyl ester CAS No: 27034-51-1 3-(4-chloro-2-nitrophenyl)-2-oxopropanoic acid ethyl ester CAS No: 540523-98-6 4-Chloro-2-nitrotoluene CAS No: 89-59-8 About...