Crystal StructureIR, UV and NMR data reveal that the dichlorination product of 3,5-di-tert-butylphenol is the keto tautomer (1a) of 3,5-di-tert-butyl-2,4-di-chlorophenol (3) instead of the ortho-quinol dichloride (2a), as assumed by Hewitt et al. (1972). According to the crystal...
3,5-dichlorobenzoylchlorideispreparedfromBenzoicacidbyringsulfonationacyl chlorination,andthermaldecomposition. Throughtheabovethreemethodsofsinglefactorexperimentandoptimumcondition isgained: Thefirstmethodtooptimizetheprocessconditionsasfollows:Inisophthalic acidastherawmaterial,theprocessofsynthesisofisophthaloyl...
3.13,5一二氯苯甲酸的制备 称取41.1g邻氨基苯甲酸,置入四口烧瓶中; 量取600mL10%的盐酸,倒入四口烧瓶中,密封好 各个瓶口.然后升温至28—30℃,在此温度下以 100mL/min的速度通入氯气4h,然后停止.在上述 反应烧瓶中加入异丙醇300mL,升温至80—85℃, ...
5-dichloronitrobenzène; 3,5-Dichloronitrobenzol; 1,3-dichloro-5-nitro-benzen; 1,3-DICHLORO-5-NITROBENZENE; 3,5-Dichloro-1-nitrobenzene; 3,5-Dichloronitrobenzene; 5-Nitro-m-dichlorobenzene; Benzene, 1,3-dichloro-5-nitro-; m-Dichloronitrobenzene; meta-Dichloronitrobenzene; NSC 53841; NSC ...
Rhodium and Palladium Complexes of a 3,5-Lutidine-Based Phosphine Ligand The chelating bis(phosphine) 3,5-bis((diphenylphosphino)methyl)pyridine (dppLH, 9) was synthesized from 3,5-lutidine by radical chlorination, followed by r... A Weisman,M Gozin,HB Kraatz,... - 《Inorganic Chemistry》...
ChlorinationOxidative nucleophilic substitution of hydrogenONSHRegioselective halogenation is often a key step in the formation of substituted 4,4-difluoro-4-bora-3a,4a-diaza- s -indacene (BODIPY) fluorophores, through the enablement of subsequent downstream C鈥揅 or C-X bond forming steps via S...
以无水甲醇作柱前衍生试剂,建立了反相高效液相色谱法间接测定3,5-二氯苯甲酰氯的新方法。 2. Used o-aminobenzoic acid as material,3,5-dichlorobenzoyl chloridewas prepared by means of chlorination, diazotization,chloroformylation. 以邻氨基苯甲酸为原料通过氯代、重氮化、酰氯化制备出了3,5-二氯苯甲酰氯...
(3,5-二氯吡啶,3,5-Dichloropyridine) 中文名称:3,5-二氯吡啶 英文名称:3,5-Dichloropyridine CAS No.:2457-47-8 分子式:C5H3NCl2 分子量:147.99002 API: Etoricoxib 如需查看该化合物的详细结构式,mol文件,smile,InChi 请点击:3,5-二氯吡啶结构式 ...
preparation Using 4-chlorotrifluoromethylbenzene as raw material, 2,6-dichloro-4-trifluoromethylaniline was prepared through two-step reaction of amination and chlorination. Chemical Properties light yellow low melting crystalline mass or Uses 2,6-Dichloro-4-(trifluoromethyl)aniline may be employed for ...
gem-dichlorination 2,4,6-Tris[(4-dichloroiodo)phenoxy)]-1,3,5-triazine这2个如何翻译？