DK162782A - Fremgangsmaade til fremstilling af aromatiske aminosulfonsyrer - Google Patents

Fremgangsmaade til fremstilling af aromatiske aminosulfonsyrer Download PDF

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Publication number
DK162782A
DK162782A DK162782A DK162782A DK162782A DK 162782 A DK162782 A DK 162782A DK 162782 A DK162782 A DK 162782A DK 162782 A DK162782 A DK 162782A DK 162782 A DK162782 A DK 162782A
Authority
DK
Denmark
Prior art keywords
pillar
foundation
fastening
Prior art date
Application number
DK162782A
Other languages
English (en)
Inventor
H Emde
H U Blank
P Schnegg
Original Assignee
Bayer Ag
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=6130019&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK162782(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of DK162782A publication Critical patent/DK162782A/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C07C309/01—Sulfonic acids
    • C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
    • C07C309/46—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings
    • 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
    • C07C303/26—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids
    • C07C303/28—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids by reaction of hydroxy compounds with sulfonic acids or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK162782A 1981-04-11 1982-04-07 Fremgangsmaade til fremstilling af aromatiske aminosulfonsyrer DK162782A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813114829 DE3114829A1 (de) 1981-04-11 1981-04-11 Verfahren zur herstellung von aromatischen aminosulfonsaeuren

Publications (1)

Publication Number Publication Date
DK162782A true DK162782A (da) 1982-10-12

Family

ID=6130019

Family Applications (1)

Application Number Title Priority Date Filing Date
DK162782A DK162782A (da) 1981-04-11 1982-04-07 Fremgangsmaade til fremstilling af aromatiske aminosulfonsyrer

Country Status (7)

Country Link
US (1) US4435336A (da)
EP (1) EP0063271B2 (da)
JP (1) JPS57179150A (da)
KR (1) KR880002297B1 (da)
CA (1) CA1178955A (da)
DE (2) DE3114829A1 (da)
DK (1) DK162782A (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4681710A (en) * 1985-03-22 1987-07-21 Ciba-Geigy Corporation Production of sulfonated amines
DE3531921A1 (de) * 1985-09-07 1987-03-12 Bayer Ag Verfahren zur herstellung von 1-aminoaphthalin-2,4,7-trisulfonsaeure und 1-aminonaphthalin-7-sulfonsaeure
DE3531922A1 (de) * 1985-09-07 1987-03-12 Bayer Ag Verfahren zur herstellung von 1-aminonaphthalin-4-sulfonsaeure (naphthionsaeure)
DE3723801A1 (de) * 1987-07-18 1989-01-26 Bayer Ag Verfahren zur herstellung von aminoaryl-sulfonsaeuren
DE4209008C2 (de) * 1992-03-20 1994-06-09 Bitterfeld Wolfen Chemie Verfahren zur kontinuierlichen Herstellung von Sulfanilsäure
DE10243028A1 (de) * 2002-09-17 2004-03-25 Bayer Ag Verfahren zur Herstellung isolierter 3,4-Diaminobenzolsulfonsäure
CN105968033B (zh) * 2016-05-12 2018-02-16 浙江正大新材料科技有限公司 一种3,4‑二氯苯胺‑6‑磺酸的生产方法
CN111592475A (zh) * 2020-05-26 2020-08-28 聊城金歌合成材料有限公司 一种1-氨基-4-萘磺酸钠的绿色制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2135346A (en) * 1937-02-24 1938-11-01 Du Pont Process for the preparation of aminoanthraquinone sulphonic acids and new compounds obtainable thereby
US2251688A (en) * 1938-02-01 1941-08-05 Nat Aniline & Chem Co Inc Process for the sulphonation of alpha-aminoanthraquinone compounds
DE1233408B (de) * 1961-10-26 1967-02-02 Basf Ag Verfahren zur Herstellung von aromatischen Aminosulfonsaeuren
DE2301739C3 (de) * 1973-01-13 1980-11-27 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von, gegebenenfalls halogensubstituierten m-Aminobenzolsulfonsäuren
DE2439297C3 (de) * 1974-08-16 1982-05-19 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Sulfanilsäure
CH631962A5 (de) * 1977-12-23 1982-09-15 Ciba Geigy Ag Kontinuierliches reduktionsverfahren.

Also Published As

Publication number Publication date
EP0063271B2 (de) 1990-10-03
JPS57179150A (en) 1982-11-04
EP0063271B1 (de) 1984-12-12
DE3114829C2 (da) 1990-06-21
DE3114829A1 (de) 1982-11-04
CA1178955A (en) 1984-12-04
JPH03380B2 (da) 1991-01-07
US4435336A (en) 1984-03-06
KR830010059A (ko) 1983-12-24
KR880002297B1 (ko) 1988-10-22
DE3261509D1 (en) 1985-01-24
EP0063271A1 (de) 1982-10-27

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Legal Events

Date Code Title Description
ATS Application withdrawn
PBP Patent lapsed