ES2019431B3 - Procedimiento para aislar acidos sulfonicos aromaticos de soluciones o suspensiones acuosas. - Google Patents

Procedimiento para aislar acidos sulfonicos aromaticos de soluciones o suspensiones acuosas.

Info

Publication number
ES2019431B3
ES2019431B3 ES88108361T ES88108361T ES2019431B3 ES 2019431 B3 ES2019431 B3 ES 2019431B3 ES 88108361 T ES88108361 T ES 88108361T ES 88108361 T ES88108361 T ES 88108361T ES 2019431 B3 ES2019431 B3 ES 2019431B3
Authority
ES
Spain
Prior art keywords
sulphonic acids
aromatic sulphonic
suspensions
procedure
aqueous solutions
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES88108361T
Other languages
English (en)
Other versions
ES2019431T5 (es
Inventor
Gunther Lamm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6328801&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2019431(B3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2019431B3 publication Critical patent/ES2019431B3/es
Publication of ES2019431T5 publication Critical patent/ES2019431T5/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/84—Nitriles
    • C07D213/85—Nitriles in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyridine Compounds (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

PROCESO PARA EL AISLAMIENTO DE ACIDOS SULFONICOS AROMATICOS EN FORMA DE ACIDO LIBRE O DE SAL ALCALINA, DE UNA SOLUCION O DISPERSION ACUOSA EXTRAYENDO DICHA SOLUCION O SUSPENSION CON UN DISOLVENTE ORGANICO, NO MISCIBLE O POCO MISCIBLE, CON AGUA, PERTENECIENTE AL GRUPO DE LOS ALCOHOLES, CETONAS O ESTERES CARBOXILICOS. A CONTINUACION SE SEPARA LA FASE ORGANICA, O EN SU CASO, SE CONVIERTEN LOS ACIDOS SULFONICOS AROMATICOS EN SUS SALES ALCALINAS Y SE SEPARA EL DISOLVENTE ORGANICO.
ES88108361T 1987-06-01 1988-05-26 Procedimiento para el aislamiento de acidos sulfonicos aromaticos a partir de soluciones o suspensiones acuosas. Expired - Lifetime ES2019431T5 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873718314 DE3718314A1 (de) 1987-06-01 1987-06-01 Verfahren zur isolierung von aromatischen sulfonsaeuren aus waessriger loesung oder suspension

Publications (2)

Publication Number Publication Date
ES2019431B3 true ES2019431B3 (es) 1991-06-16
ES2019431T5 ES2019431T5 (es) 1996-05-16

Family

ID=6328801

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88108361T Expired - Lifetime ES2019431T5 (es) 1987-06-01 1988-05-26 Procedimiento para el aislamiento de acidos sulfonicos aromaticos a partir de soluciones o suspensiones acuosas.

Country Status (4)

Country Link
EP (1) EP0293744B2 (es)
JP (1) JP2515375B2 (es)
DE (2) DE3718314A1 (es)
ES (1) ES2019431T5 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4006225A1 (de) * 1990-02-28 1991-08-29 Basf Ag Verfahren zur herstellung von na-salz der diethylmetanilsaeure
DE4006226A1 (de) * 1990-02-28 1991-08-29 Basf Ag Verfahren zur herstellung von na-salz der diethylmetanilsaeure
FR2727410B1 (fr) * 1994-11-25 1996-12-20 Synthelabo Chlorures de sulfonyles, leur preparation et leur utilisation comme intermediaires de synthese
JP2007521328A (ja) * 2003-11-20 2007-08-02 ワーナー−ランバート カンパニー リミテッド ライアビリティー カンパニー アンドロゲン受容体モジュレーター
CN102617411A (zh) * 2012-03-14 2012-08-01 宜兴市中正化工有限公司 N-乙基-n（3＇-磺酸基）苄基苯胺的合成方法
CN105348150B (zh) * 2015-09-25 2017-07-11 恒升化工有限公司 N‑乙基‑n‑（3ˊ‑磺酸）苄基苯胺的清洁生产工艺
CN111170896A (zh) * 2019-12-31 2020-05-19 恒升化工有限公司 一种n-乙基-n-（3ˊ-磺酸）苄基苯胺的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1668048A1 (de) * 1967-12-01 1971-04-22 Hoechst Ag Verfahren zur Reinigung von Olefinsulfonaten
IT941650B (it) * 1970-08-07 1973-03-10 Aquitaine Petrole Procedimento per la preparazione di acidi solfonici e di solfonati
CH549625A (de) * 1971-03-18 1974-05-31 Sandoz Ag Verfahren zum reinigen von 1-amino-1-bromanthrachinon-2-sulfonsaeure.
US4175092A (en) * 1976-11-30 1979-11-20 Shell Oil Company Extraction process
DE3013808C2 (de) * 1980-04-10 1982-12-23 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Abtennung von Schwefelsäure aus dem bei der Umsetzung von Paraffinen mit Schwefeldioxid, Sauerstoff und Wasser in Gegenwart von UV-Licht anfallenden Sulfoxidationsaustrag

Also Published As

Publication number Publication date
EP0293744B1 (de) 1990-11-14
DE3861061D1 (de) 1990-12-20
ES2019431T5 (es) 1996-05-16
JPH01156931A (ja) 1989-06-20
EP0293744B2 (de) 1996-03-27
DE3718314A1 (de) 1988-12-22
JP2515375B2 (ja) 1996-07-10
EP0293744A1 (de) 1988-12-07

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