KR890009881A - Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate. - Google Patents

Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate. Download PDF

Info

Publication number
KR890009881A
KR890009881A KR870014979A KR870014979A KR890009881A KR 890009881 A KR890009881 A KR 890009881A KR 870014979 A KR870014979 A KR 870014979A KR 870014979 A KR870014979 A KR 870014979A KR 890009881 A KR890009881 A KR 890009881A
Authority
KR
South Korea
Prior art keywords
dimethyl
dichlorobenzoyl
toluenesulfonate
pyrazole
preparing
Prior art date
Application number
KR870014979A
Other languages
Korean (ko)
Inventor
김대웅
이원호
강창희
박흥수
Original Assignee
정상영
고려화학 주식회사
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 정상영, 고려화학 주식회사 filed Critical 정상영
Priority to KR870014979A priority Critical patent/KR890009881A/en
Publication of KR890009881A publication Critical patent/KR890009881A/en

Links

Landscapes

  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

내용 없음No content

Description

1,3-디메틸-4-(2,4-디클로로벤조일)-5-피라졸-4-톨루엔술포네이트의 제조방법.Process for the preparation of 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole-4-toluenesulfonate.

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (2)

1,3-디메틸-5-피라졸론과 2,4-디클로로벤조일 클로라이드를 t-부타놀 또는 디옥산(Dioxane)중에서 촉매로 알카리금속탄산염 및 알콕사이드류 존재하에서 반응시켜 1,3-디메틸-4-(2,4-디클로로벤조일)-5-히드록시피라졸을 제조하고 이 반응생성물에 톨루엔술포닐 클로라이드를 연속적으로 반응시킴을 특징으로 하는 1,3-디메틸-4-(2,4-디클로로벤조일)-5-피라졸-4-톨루엔술포네이트의 제조방법.1,3-dimethyl-5-pyrazolone and 2,4-dichlorobenzoyl chloride are reacted in the presence of alkali metal carbonates and alkoxides with a catalyst in t-butanol or dioxane in the presence of 1,3-dimethyl-4- 1,3-dimethyl-4- (2,4-dichlorobenzoyl, characterized by preparing (2,4-dichlorobenzoyl) -5-hydroxypyrazole and continuously reacting toluenesulfonyl chloride with the reaction product ) -5-pyrazole-4-toluenesulfonate. 제1항에 있어서, 알콕사이드로 소디움메톡사이드, 소디음에톡사이드, 포타슘메톡사이드, 포타슘에톡사이드를 사용함을 특징으로 하는 1,3-디메틸-4-(2,4-디클로로벤조일)-5-피라졸-4-톨루엔술포네이트의 제조방법.The 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5 according to claim 1, wherein sodium alkoxide, sodium ethoxide, potassium methoxide, potassium ethoxide are used as the alkoxide. A process for preparing pyrazole-4-toluenesulfonate. ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is to be disclosed based on the initial application.
KR870014979A 1987-12-26 1987-12-26 Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate. KR890009881A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR870014979A KR890009881A (en) 1987-12-26 1987-12-26 Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR870014979A KR890009881A (en) 1987-12-26 1987-12-26 Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate.

Publications (1)

Publication Number Publication Date
KR890009881A true KR890009881A (en) 1989-08-04

Family

ID=68459948

Family Applications (1)

Application Number Title Priority Date Filing Date
KR870014979A KR890009881A (en) 1987-12-26 1987-12-26 Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate.

Country Status (1)

Country Link
KR (1) KR890009881A (en)

Similar Documents

Publication Publication Date Title
KR910002751A (en) Method for preparing 1,1,1,2-tetrafluoroethane
GB1461184A (en) Process for the manufacture of 5-fluorocytosine
KR860007214A (en) Preparation of 2-amino-3-nitro-6- (4-fluorobenzylamino) -pyridine and 2-amino-3-carbethoxyamino-6- (4-fluoro-benzylamino) -pyridine
KR830006191A (en) Method for preparing N-alkynyl-2- (substituted phenoxy) butylamide useful as bactericide
KR890009881A (en) Process for preparing 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-pyrazole 4-toluenesulfonate.
KR840001530A (en) Dispersant Composition
KR830006286A (en) Method for preparing vincarmine saccharite
KR860002446A (en) Method for preparing 2,4-dichloro-5-fluoro-benzoic acid
KR840002765A (en) Selective preparation of 2-hydroxynaphthalene-6-carboxylic acid
GB1338994A (en) Preparation of 1,4-dithiol-2,3-butane-diol
DE3061001D1 (en) Process for the preparation of chlorothioformates
GB1444565A (en) Process for conversion of alkyl transchrysantemates in admixture with alkyl cis-chrysanthemates to the corresponding acid
KR910007945A (en) Process for preparing alkyl methyl-3-carbalkoxyethylphosphinate
GB1441085A (en) Production of glycidyl methacrylate
KR860002479A (en) Method for preparing 8-halo-5, 6- dialkoxyquinazolin-2,4-dione
KR900018032A (en) Method for preparing 2,3-dichloro-5-acetylpyridine
EP0533936A4 (en) Process for producing cis-whiskey-lactone
ES475807A1 (en) 1-Hydrocarbyl-pyrrole-2-acetic acid derivatives and their production
IE36742L (en) Isoxazolo pyrimidines
KR840004714A (en) Halogenated esters
KR830007553A (en) Method for preparing N- (cyclohexylthio) -phthalimide
KR970006287A (en) Improved method of preparing barbituric acid
KR900701745A (en) Method for preparing 2-chloro-4-toluenesulfonic acid
GB1153096A (en) 2,4,5-Trichloropyrimidine and 2,4,5,6-Tetrachloropyrimidine
GB1336860A (en) Process for the preparation of cyclopropyl-methyl-n-alkylamines

Legal Events

Date Code Title Description
WITN Withdrawal due to no request for examination