JPH0558430B2 - - Google Patents

Info

Publication number
JPH0558430B2
JPH0558430B2 JP60202565A JP20256585A JPH0558430B2 JP H0558430 B2 JPH0558430 B2 JP H0558430B2 JP 60202565 A JP60202565 A JP 60202565A JP 20256585 A JP20256585 A JP 20256585A JP H0558430 B2 JPH0558430 B2 JP H0558430B2
Authority
JP
Japan
Prior art keywords
sulfite
bisulfite
sodium
reaction
acid
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
JP60202565A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6172743A (ja
Inventor
Yoahimu Metsutsu Hansu
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.)
Hoechst AG
Original Assignee
Hoechst 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
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of JPS6172743A publication Critical patent/JPS6172743A/ja
Publication of JPH0558430B2 publication Critical patent/JPH0558430B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00Sulfonic acids; Halides, esters, or anhydrides thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP60202565A 1984-09-17 1985-09-14 ベンズアルデヒド―2,4―ジスルホン酸のアルカリ金属塩およびアルカリ土類金属塩の製造方法 Granted JPS6172743A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19843434038 DE3434038A1 (de) 1984-09-17 1984-09-17 Verfahren zur herstellung von alkali- und erdalkalisalzen der benzaldehyd-2,4-disulfonsaeure
DE3434038.6 1984-09-17

Publications (2)

Publication Number Publication Date
JPS6172743A JPS6172743A (ja) 1986-04-14
JPH0558430B2 true JPH0558430B2 (enExample) 1993-08-26

Family

ID=6245566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60202565A Granted JPS6172743A (ja) 1984-09-17 1985-09-14 ベンズアルデヒド―2,4―ジスルホン酸のアルカリ金属塩およびアルカリ土類金属塩の製造方法

Country Status (4)

Country Link
US (1) US4715995A (enExample)
EP (1) EP0175227B1 (enExample)
JP (1) JPS6172743A (enExample)
DE (2) DE3434038A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001051459A1 (en) * 2000-01-10 2001-07-19 Centaur Phamaceuticals, Inc. Method for the purification of aryl sulfonic acids and salts

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE98321C (enExample) *
DE91818C (enExample) *
DE32238C (de) * Badische Anilin- und Sodafabrik in Ludwigshafen a. Rh Verfahren zur Darstellung von Tetrachlorindigo
DE88952C (enExample) *
US1531507A (en) * 1922-07-24 1925-03-31 Nat Aniline & Chem Co Inc Manufacture of benzaldehyde-2.5-disulfonic acil
CH619437A5 (en) * 1975-08-22 1980-09-30 Hoffmann La Roche Process for the preparation of polyene compounds.

Also Published As

Publication number Publication date
EP0175227B1 (de) 1987-11-11
US4715995A (en) 1987-12-29
EP0175227A3 (en) 1986-05-21
DE3560947D1 (en) 1987-12-17
DE3434038A1 (de) 1986-03-27
JPS6172743A (ja) 1986-04-14
EP0175227A2 (de) 1986-03-26

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