采用溶胶-凝胶法,以三甲基氯硅烷、氢氟硅酸和水为先驱体,在玻璃基片上用提拉法制备出一种含有-CF3强疏水性基团的氟硅烷薄膜。 3. Using piperidine-4-carboxylic acid and ethanol as raw material, 4-ethyl formate piperidine was synthesized through esterification reaction with thionyl chloride and trimethylchl...
(111) is treated with bromine at 0-30 deg.C in an inert apolar solvent pref chlorinated hydrocarbon to 1-(benzyl-oxy-carbonyl)-trans-3, 4-di:bromo-3-ethyl-piperidine (IV). (IV) is dehydro-brominated with a conventional reagent pref 1,4-di:aza-bi:cyclo-(2,2,2)-octane in dipolar...
Knoevenagel condensation of ethyl cyanoacetate with aldehyde is reported. Microwave enhanced Knoevenegal condensation reaction of ethyl cyanoacetate with an aldehyde, P2O5, piperidine and chlorobenzene is reported. Chemical PropertiesEthyl cyanoacetate is a colorless to straw colored liquid with a mild pleas...
2-Difluoromethyl-1H-benzoimidazole-->Piperidine, 1-(difluoroacetyl)- (7CI,8CI,9CI)-->2-Difluoromethyl-6-hydroxy-3H-pyrimidin-4-one-->Cyclohexanone, 2-(difluoroacetyl)- (9CI)-->4,4-difluoro-1-(3-fluoro-4-methoxyphenyl)butane-1,3-dioneTag...
If R1 denotes NR6R7-substituted C1-C6-alkyl, -alkenyl or -alkynyl, R6 and R7 independently of one another are preferably hydrogen or C1-C4-alkyl or R6 and R7 together with the nitrogen atom to which they are attached form a morpholine, piperidine, piperazine or pyrrolidine ring. If R1 ...
synthesized using the Knoevenagel condensation of (N,N-diphenylamino)benzaldehyde (101) with 3,5-dicyano-2,4,6-tristyrylpyridine (102) using piperidine inn-propanol (Scheme 32).73Further Knoevenagel condensation of the product with aromaticdialdehydesusing piperidine in DMF affords conjugated ...
Ethyl cyanoglyoxylate-2-oxime Basic information Product Name: Ethyl cyanoglyoxylate-2-oxime Synonyms: ETHYL 2-(HYDROXYIMINO)-3-NITRILOPROPANOATE;ETHYL 2-(HYDROXYIMINO) CYANOACETATE;ETHYL Since our establishment in 2008,we have been exporting to more than 50 countries in Middle East, Europe and Ameri...
Piperidine, 1-(3,4-dihydro-3-methyl-2H-pyran-2-yl)-3280-36-2 Propanoic acid, 3-[(4-nitrophenyl)amino]-3-oxo-, methyl ester328011-26-3 Phenol, 2-(4-thia-1,2-diazaspiro[4.7]dodec-2-en-3-yl)-328013-15-6 Pentanedioic acid,2-propyl-32806-62-5 ...
EP1055668 2000-11-29 New 4-arylpiperidine derivatives for the treatment of pruritus WO1999035155A1 1999-07-15 NOVEL AROMATIC AMIDES, PREPARATION METHOD AND APPLICATION AS MEDICINES WO2000049015A1 2000-08-24 PYRIDINE COMPOUNDS AND THEIR PHARMACEUTICAL USE WO2000071522A1 2000-11-30 BENZIMIDAZOLE DERIVATI...
Uses of Ethyl methanesulfonate: it is used to produce 4-bromo-1-ethylpiperidine by reaction with 4-bromo-piperidine. The reaction occurs with reagent Et3N and solvent benzene with other condition of heating for 48 hours. The yield is about 61%. When you are using this chemical, please be ...