KR900701746A - Method for preparing 2-halo-4-alkylsulfonylbenzoic acid - Google Patents

Method for preparing 2-halo-4-alkylsulfonylbenzoic acid

Info

Publication number
KR900701746A
KR900701746A KR1019900701567A KR900701567A KR900701746A KR 900701746 A KR900701746 A KR 900701746A KR 1019900701567 A KR1019900701567 A KR 1019900701567A KR 900701567 A KR900701567 A KR 900701567A KR 900701746 A KR900701746 A KR 900701746A
Authority
KR
South Korea
Prior art keywords
halo
preparing
alkylsulfonyl
benzoic acid
alkylsulfonylbenzoic acid
Prior art date
Application number
KR1019900701567A
Other languages
Korean (ko)
Inventor
피터 케이 웨렌버그
Original Assignee
원본미기재
아이씨아이 아메리카스 인포코레이티드
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 원본미기재, 아이씨아이 아메리카스 인포코레이티드 filed Critical 원본미기재
Publication of KR900701746A publication Critical patent/KR900701746A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00—Sulfones; Sulfoxides
    • C07C317/44—Sulfones; Sulfoxides having sulfone or sulfoxide groups and carboxyl groups bound to the same carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00—Preparation of sulfones; Preparation of sulfoxides
    • C07C315/04—Preparation of sulfones; Preparation of sulfoxides by reactions not involving the formation of sulfone or sulfoxide groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음No content

Description

2-할로-4-알킬술포닐벤조산의 제조방법Method for preparing 2-halo-4-alkylsulfonylbenzoic acid

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

Claims (3)

산성조건하에서 2-할로-4-(알킬술포닐)톨루엔을 산화시키는 것을 특징으로 하는 다음의 구조식의 2-할로-4-(알킬술포닐)벤조산의 제조방법.A process for preparing 2-halo-4- (alkylsulfonyl) benzoic acid of the following formula, which is characterized by oxidizing 2-halo-4- (alkylsulfonyl) toluene under acidic conditions. 식중, 할로는 염소 또는 브롬, R은 C1-C4알킬.Wherein halo is chlorine or bromine, R is C 1 -C 4 alkyl. 제1항에 있어서, 할로는 염소 R은 메틸인 것을 특징으로 하는 2-할로-4-(알킬술포닐)벤조산의 제조방법.The process for producing 2-halo-4- (alkylsulfonyl) benzoic acid according to claim 1, wherein the halo chlorine R is methyl. 제2항에 있어서, 산화는 질산에 의해 행하는 것을 특징으로 하는 2-할로-4-(알킬술포닐) 벤조산의 제조 방법.The process for producing 2-halo-4- (alkylsulfonyl) benzoic acid according to claim 2, wherein the oxidation is performed with nitric acid. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900701567A 1988-11-25 1989-11-17 Method for preparing 2-halo-4-alkylsulfonylbenzoic acid KR900701746A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US27607988A 1988-11-25 1988-11-25
US276,079 1988-11-25
PCT/US1989/005057 WO1990006302A1 (en) 1988-11-25 1989-11-17 Preparation of 2-halo-4-alkylsulfonylbenzoic acid

Publications (1)

Publication Number Publication Date
KR900701746A true KR900701746A (en) 1990-12-04

Family

ID=23055071

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900701567A KR900701746A (en) 1988-11-25 1989-11-17 Method for preparing 2-halo-4-alkylsulfonylbenzoic acid

Country Status (2)

Country Link
KR (1) KR900701746A (en)
WO (1) WO1990006302A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4235155A1 (en) * 1992-10-19 1994-04-21 Basf Ag Process for the preparation of methylsulfonylbenzoic acids
GB9310699D0 (en) * 1993-05-24 1993-07-07 Zeneca Ltd Chemical process
WO1995013265A1 (en) * 1993-11-12 1995-05-18 Zeneca Limited Improved method for the preparation of 4-methylsulfonyl-benzoic acid derivatives and intermediates
CN1045593C (en) * 1996-03-01 1999-10-13 大连理工大学 2,6-dibromo-4-carboxysulfonateacyl aminobenzene and its synthesis
CN103319383B (en) * 2013-07-18 2015-04-01 扬州大学 Preparation method of p-methylsulfonylbenzoic acid
CN104803815B (en) * 2015-03-25 2016-08-24 浙江嘉化能源化工股份有限公司 The benzoic industrialized preparing process of electron withdraw group is contained on phenyl ring

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE934590C (en) * 1951-11-03 1955-10-27 Asta Werke Ag Chem Fab Process for the preparation of alkylsulfonylbenzaldehydes
US3507912A (en) * 1966-01-18 1970-04-21 Mobil Oil Corp Process for the preparation of benzene carboxylic acids
DE2211954A1 (en) * 1971-03-16 1972-09-21 Gelsenberg Ag, 4300 Essen 4-substd bis-benzyl-sulphones - used in heat-resistant polyesters or polyamides prodn

Also Published As

Publication number Publication date
WO1990006302A1 (en) 1990-06-14

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