KR900014303A - Method for preparing 2,4-dinitroaniline - Google Patents

Method for preparing 2,4-dinitroaniline Download PDF

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Publication number
KR900014303A
KR900014303A KR1019890004202A KR890004202A KR900014303A KR 900014303 A KR900014303 A KR 900014303A KR 1019890004202 A KR1019890004202 A KR 1019890004202A KR 890004202 A KR890004202 A KR 890004202A KR 900014303 A KR900014303 A KR 900014303A
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KR
South Korea
Prior art keywords
dinitroaniline
monopo1
producing
represented
following structural
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KR1019890004202A
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Korean (ko)
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KR910005767B1 (en
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소순영
송현삼
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오재덕
한국화약 주식회사
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Priority to KR1019890004202A priority Critical patent/KR910005767B1/en
Publication of KR900014303A publication Critical patent/KR900014303A/en
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Publication of KR910005767B1 publication Critical patent/KR910005767B1/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
    • C07C209/06—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms
    • C07C209/08—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms with formation of amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/90—Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00—Compounds containing amino groups bound to a carbon skeleton
    • C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
    • C07C211/52—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups

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

Abstract

내용 없음No content

Description

2,4-디니트로아닐린의 제조방법Method for preparing 2,4-dinitroaniline

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

Claims (5)

하기식 구조식(I)로 표시되는 2,4-디니트로 아닐린을 제조하는데 있어서, 하기 구조식(Ⅱ)로 표시되는 2,4-디니트로클로로벤젠을 물과 다음 구조식(Ⅳ)로 표시되는 저급 알코올의 혼합용매 존재하에 분산제를 미량가한 후 하기 구조식(Ⅲ)으로 표시되는 암모니아 가스를 주입하여 반응시키는 것을 특징으로 하는 하기 구조식 (I)로 표시되는 2,4-디니트로아닐린의 제조방법.In preparing 2,4-dinitroaniline represented by the following structural formula (I), 2,4-dinitrochlorobenzene represented by the following structural formula (II) is water and a lower alcohol represented by the following structural formula (IV) A method for producing 2,4-dinitroaniline represented by the following structural formula (I), wherein the dispersant is added in a small amount in the presence of a mixed solvent, followed by injecting ammonia gas represented by the following structural formula (III). 상기 구조식 (Ⅳ)에서 R은 C1에서 C4까지의 직쇄 또는 분기된 알킬기를 나타낸다.R in the formula (IV) represents a straight or branched alkyl group from C 1 to C 4 . 제1항에 있어서, 분산제로서 신한유기화학사의 PIONIN NPS70 또는 PLONIN AF101C 또는 동남화성사의 Monopo1 op1019, Monopo1 op1050, Monopo1 NP1060, Monopo1 LE1017 또는 Monopo1 OE1015가 사용되는 것을 특징으로 하는 상기 구조식(I)로 표시되는 2,4-디니트로아닐린의 제조방법.According to claim 1, PIONIN NPS70 or PLONIN AF101C of Shinhan Organic Chemical Co., Ltd. or Monopo1 op1019, Monopo1 op1050, Monopo1 NP1060, Monopo1 LE1017 or Monopo1 OE1015 from Southeast Chemical Co. Method for producing 2,4-dinitroaniline. 제1항 또는 제2항에 있어서, 분산제의 양이 2,4-디클로로 벤젠의 0.1∼2.0중량%인 것을 특징으로 하는 상기 구조식(I)로 표시되는 2,4-디니트로아닐린의 제조방법.The method for producing 2,4-dinitroaniline according to the formula (I) according to claim 1 or 2, wherein the amount of dispersant is 0.1 to 2.0% by weight of 2,4-dichlorobenzene. 제1항에 있어서, 암모니아 가스를 주입하여 반응시켜도 더 이상의 압력변화가 없을 때 반응을 완결시키는 것을 특징으로 하는 2,4-디니트로아닐린의 제조방법.The method for producing 2,4-dinitroaniline according to claim 1, wherein the reaction is completed when there is no further pressure change even when the reaction is carried out by injection of ammonia gas. 제1항에 있어서, 저급알코올이 메틸알코올 또는 에틸알코올인 것을 특징으로 하는 2,4-디니트로아닐린의 제조방법.The method for producing 2,4-dinitroaniline according to claim 1, wherein the lower alcohol is methyl alcohol or ethyl alcohol. ※ 참고사항 ; 최초출원 내용에 의하여 공개하는 것임.※ Note ; Disclosure based on original application.
KR1019890004202A 1989-03-31 1989-03-31 Process for the preparation of 2,4-dinitro aniline KR910005767B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890004202A KR910005767B1 (en) 1989-03-31 1989-03-31 Process for the preparation of 2,4-dinitro aniline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890004202A KR910005767B1 (en) 1989-03-31 1989-03-31 Process for the preparation of 2,4-dinitro aniline

Publications (2)

Publication Number Publication Date
KR900014303A true KR900014303A (en) 1990-10-23
KR910005767B1 KR910005767B1 (en) 1991-08-03

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Application Number Title Priority Date Filing Date
KR1019890004202A KR910005767B1 (en) 1989-03-31 1989-03-31 Process for the preparation of 2,4-dinitro aniline

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1054367C (en) * 1994-05-04 2000-07-12 华仁清 Process for preparation of insipid p-nitro-aniline
CN104130138B (en) * 2014-07-04 2016-03-16 河南洛染股份有限公司 The continuous ammonification production technique of a kind of 2,4-dinitraniline

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KR910005767B1 (en) 1991-08-03

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