SU31437A1 - The method of obtaining allylamine salicylacetic acid - Google Patents

The method of obtaining allylamine salicylacetic acid

Info

Publication number
SU31437A1
SU31437A1 SU123802A SU123802A SU31437A1 SU 31437 A1 SU31437 A1 SU 31437A1 SU 123802 A SU123802 A SU 123802A SU 123802 A SU123802 A SU 123802A SU 31437 A1 SU31437 A1 SU 31437A1
Authority
SU
USSR - Soviet Union
Prior art keywords
acid
salicylacetic
allylamine
obtaining
amide
Prior art date
Application number
SU123802A
Other languages
Russian (ru)
Inventor
Е.А. Цофин
К. Чхиквадзе
Original Assignee
Е.А. Цофин
К. Чхиквадзе
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Е.А. Цофин, К. Чхиквадзе filed Critical Е.А. Цофин
Priority to SU123802A priority Critical patent/SU31437A1/en
Application granted granted Critical
Publication of SU31437A1 publication Critical patent/SU31437A1/en

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

ОСНгСООСзНа + Вг СНг СН -СНз- СеН CONHNa OCHaCOOISa NaOH- QHi CONH-CH2-CH OCHnCOOC3Na + BrH CHg CH -CH3-CeH CONHNa OCHaCOOISa NaOH-QHi CONH-CH2-CH

Реакци  проходит с выходами достигающими 80% на исходный эфир.The reaction takes place with yields reaching 80% on the starting ester.

Пример. В 5-литровую колбу с мешалкой и обратным холодильником загружают 2,5 литра сухого бензола, 92 г распыленного металлического тчатри  и 89 г этилового эфира амидсалицилуксусной кислоты.Example. A 5-liter flask with a stirrer and reflux condenser is charged with 2.5 liters of dry benzene, 92 g of a sprayed metallic metal and 89 g of ethyl amide salicylacetate.

Смесь кип т т при помешивании несколько часов до окончани  выделени  водорода. Реакционна  смесь п ринимаетThe mixture is boiled while stirring for several hours until the evolution of hydrogen is complete. The reaction mixture takes

182)182)

темно-зеленое окрашивание (цвет натриевого соединени ).dark green color (color of sodium compound).

По окончании выделени  водорода прибавл ют 600 г бромистого аллила к продолжают кип чение при помешивании до перехода зеленой окраски в желтый однородный цвет, на что требуетс  около 10 часов. Бензольный раствор отдел ют от выпавшего осадка бромистого натри  и непрореагировавшего исходного продукта и сгущают на всДй ОСНз COOCgHs ЧомнсНз-сн сн, НС1ОСНгСООН - СбН4 СОМН-СН2-СН СКг CH2At the end of the evolution of hydrogen, 600 g of allyl bromide is added to the boiling, with stirring, until the green color turns to a yellow uniform color, which takes about 10 hours. The benzene solution is separated from the precipitated sodium bromide and unreacted starting material and thickened on the basis of COOCgHs COOCgHs CnOnSn-cf, HC1OHNCOOH - CbH4 COOH-CH2-CH2 CgH2

пой бане; в остатке этиловый эфир аллиламидсалицилуксусной кислоты.sing bath; in the residue ethyl ester of allyl-amide salicylacetic acid.

OCHjCOOQHi. «OCHjCOOQHi. "

СОННСНг-СН СН2 Полученный продукт омыл ют на холоду 10%-ной щелочью и разбавленной сол ной или серной кислотой осаждают аллиламидсалицилуксусную кислоту, отсасывают , промывают водой и перекристаллизовывают из спирта. Получаетс  продукт с т. пл. 120- 121°.СОННСНг-СН2. The product obtained is washed in the cold with 10% alkali and precipitated with allyl-amide salicylacetic acid with dilute hydrochloric or sulfuric acid, sucked off, washed with water and recrystallized from alcohol. A product is obtained with a m.p. 120-121 °.

Предмет изобретени ..The subject invention ..

Способ получени  аллиламидса/ иаилуксусной кислоты отличающийс  тем, что этиловый эфир амидсалицилуксусной кислоты Е|заимодействием с металлическим натрием в нейтральных органических растворител х как бензол и его гомологи , перевод т в его натриевое соедин ние , после чего обрабатывают бромистым аллилом и полученный; продукт, омыл ют на холоду.The method of producing allyl amide / i-acetic acid in which ethyl amide salicylacetic acid ester E | is borrowed with metallic sodium in neutral organic solvents such as benzene and its homologs, is converted into its sodium compound, and then treated with allyl bromide and the resulting; the product is washed cold.

SU123802A 1933-02-13 1933-02-13 The method of obtaining allylamine salicylacetic acid SU31437A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU123802A SU31437A1 (en) 1933-02-13 1933-02-13 The method of obtaining allylamine salicylacetic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU123802A SU31437A1 (en) 1933-02-13 1933-02-13 The method of obtaining allylamine salicylacetic acid

Publications (1)

Publication Number Publication Date
SU31437A1 true SU31437A1 (en) 1933-08-31

Family

ID=48348757

Family Applications (1)

Application Number Title Priority Date Filing Date
SU123802A SU31437A1 (en) 1933-02-13 1933-02-13 The method of obtaining allylamine salicylacetic acid

Country Status (1)

Country Link
SU (1) SU31437A1 (en)

Similar Documents

Publication Publication Date Title
US2597696A (en) Preparation of ethylenesulfonic acid
Braun Oxidation of unsaturated compounds. II. Preparation and configuration of the 3-halogeno derivatives of crotonic acid
US2623882A (en) Process for the manufacture of addition products of hydrocyanic acid and acrylic acid nitrile
DE3314029C2 (en)
CH627430A5 (en) Process for preparing alpha -ketocarboxylic acids
SU535294A1 (en) Method for producing 2,5-dichloro-4-alkyl mercaptophenols
Leonard et al. 1, 5-Dibromo-3-methylpentane
US2218349A (en) Halogenated derivatives of aceto propyl alcohol
Lauer et al. The Alkylation of Beta-Aminocrotonic Esters
US2422957A (en) 1-bromo-4-(n-alkylamino)-hexanes and process of making them
US2428955A (en) Alpha-halo, beta-oxy suberic acid and esters thereof
NO121502B (en)
US2733257A (en) Preparation of chlorphenoxy
US2038620A (en) Manufacture of ortho-nitro
DE2800537C2 (en) Process for the preparation of 1-amino-2-alkoxy-5-bromobenzenes
DE650430C (en) Process for the production of diphenyl ether aldehyde
SU108688A1 (en) The method of obtaining 2, 4, 5-trichlorophenol
SU47692A1 (en) Method for producing alkaloids p and pilocarpine
DE513204C (en) Process for the preparation of condensation products from aromatic hydrocarbons
SU1567566A1 (en) Method of obtaining perfluorine-tert-butyl spirit
DE893647C (en) Process for the preparation of 1-methyl-2- (ª ‰ -halogenoethyl) -4-hydrocarbonoxycyclohexene-1
SU71625A1 (en) A method for producing leukosobasnoe triphenylmethane type dyes
US3014068A (en) Preparation of beta-resorcylic acids
CH211422A (en) Process for the production of a chrysene derivative.
DE1294970B (en) Process for the preparation of substituted 6, 11-dihydrodibenzo [b, e] -oxepin- or -thiepin-11-ones