CONSTITUTION:An o-substituted benzoic acid halide of formula I [R1 is (trifluoro)methyl group or iodine atom; X ia halogen] is reacted with an aniline of formula III (R2 is H, methyl, methoxy, or isopropoxy group) in the presence of a dehydrohalogenating agent, e.g. a caustic alkali...
4-(1-METHYL-1H-PHENANTHRO[9,10-d]IMIDAZOLE-2-) BENZOIC ACID (MPIBA) AND ITS APPLICATION FOR DETERMINATION OF AMINES BY HIGH PERFORMANCE LIQUID CHROMATOGRAP... A simple, sensitive, and mild method for the determination of amines based on a condensation reaction with 1-ethyl-3-(3-dimethylam...
ic acid derivatives A process for the preparation of 2-(4-methylphenyl)benzoic acid derivativesA process for the preparation of 2-(4-methylphenyl)benzoic acid derivativesA process for the preparation of 2-(4-methylphenyl)benzoic acid Calkyl esters by reaction of a sulfonic derivative of formula...
PURPOSE:To obtain high purity alkylsulfonylbenzoic acid, an intermediate of dyes, agricultural chemicals, photo graphic chemicals, etc., in high yield, by the oxidation of alkylsulfonylbenzaldehyde with a hypochlorite which is inexapnsive and easy to be handled. CONSTITUTION:Alkylsulfonylbenzoic acid...
Process for the preparation of 2-(4-methylphenyl)-benzoic acid derivativesA process for the preparation of 2-(4-methylphenyl)benzoic acid Calkyl esters by reaction of a sulfonic derivative of formuladoi:US6433214 B1Castaldi, GrazianoTarquini, AntonioRossi, RenzoUS...
Analogifremgangsmaade for the preparation of 2,3-alkylene bis (oxy) benzamides, or derivatives thereof, and 2,3-alkylene bis (oxy) benzoic acid for use as ... A kaolinite/benzamide intercalation compound was prepared by melting intercalation method using a kaolinite/dimetyl sulfoxide intercalati...
p -Propionylbenzoic acid p - 4 (R = Me) is used in a new synthesis of rac -suprofen ( 11 ).关键词: Acylbenzoic acids Claisen condensation rac-Suprofen Thallium(III) nitrate DOI: 10.1002/jlac.1993199301104 年份: 1993 收藏 引用 批量引用 报错 分享 ...
申请(专利权)人: JAPAN AS REPRESENTED BY DIRECTOR GENERAL OF AGENCY OF INDUSTRIAL SCIENCE AND TECHNOLOGY 发明人: S Tanaka,K Kaeriyama 被引量: 5 摘要: Disclosed is a novel polymeric compound poly(benzoic acid) which is a linear polymer consisting of the 1,4-phenylene linkages, each phenylene...
CATALYSTS IN THE PREPARATION OF O-BENZOYLBENZOIC ACID AND ETHYLBENZENE... In the preparation of o-benzoylbenzoic acid from benzene and phthalic anhydride, ferric chloride is a much poorer catalyst than aluminum chloride, but an equimolecular mixture of ferric and aluminum chlorides, although less ac...
BENZOIC ACID OR SALTS THEREOF TO ENHANCE THE ACTIVITY OF A NEUROPHARMACEUTICAL or benzoic acid derivative and/or a sorbic acid, sorbate, and/or sorbate derivative is in quantity the effect of agency for being enough to improve Neu... TG Emil 被引量: 0发表: 2019年 Process for producing sor...