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Priority to KR1019890013975ApriorityCriticalpatent/KR910006209A/en
Publication of KR910006209ApublicationCriticalpatent/KR910006209A/en
2 혹은 3-니트로벤즈알데히드의 제조방법Method for preparing 2 or 3-nitrobenzaldehyde
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.
Claims (4)
2혹은 3-니트로벤질 알코올을 유기용매 중에서 상 간이동 촉매인 사차암모늄염과 차아염소산나트륨 용액에 의한 2혹은 3-니트로벤즈 알데히드를 제조하는 방법.A process for preparing 2- or 3-nitrobenzaldehyde by using 2- or 3-nitrobenzyl alcohol in an organic solvent with quaternary ammonium salt and sodium hypochlorite solution as phase transfer catalysts.1항에 있어서, 유기용매는 벤젠, 톨루엔, 사염화탄소, 클로로포름, 디클로로메탄, 디클로로에탄, 에틸아세테이트를 사용함을 특징으로 하는 방법.The method of claim 1, wherein the organic solvent is benzene, toluene, carbon tetrachloride, chloroform, dichloromethane, dichloroethane, ethyl acetate.1항에 있어서 상 간이동 촉매는 음이온 HSO4-,F-,Br-,C1-과C2-C3을 포함하는 사차암모늄염을 사용함을 특징으로 하는 방법.In the inter-transfer catalyst per 1 wherein the anion is HSO 4 -, F -, Br -, C1 - and the method which comprises using a quaternary ammonium salt containing a C 2 -C 3.1항에 있어서 반응은 0-30℃의 온도에서 행함을 특징으로 하는 방법.The process according to claim 1, wherein the reaction is carried out at a temperature of 0-30 ° C.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890013975A1989-09-281989-09-28
Method for preparing 2 or 3-nitrobenzaldehyde
KR910006209A
(en)
CATALYTIC HYDROCHLORIZATION SYSTEM AND PROCEDURE FOR THE PRODUCTION OF VINYL CHLORIDE BY REACTION OF ACETYLENE AND HYDROCHLORIDE IN THE PRESENCE OF THE CATALYTIC SYSTEM