FR734616A - Process for the separation of 2-nitronaphthalene disulfonic acid from its isomers - Google Patents

Process for the separation of 2-nitronaphthalene disulfonic acid from its isomers

Info

Publication number
FR734616A
FR734616A FR734616DA FR734616A FR 734616 A FR734616 A FR 734616A FR 734616D A FR734616D A FR 734616DA FR 734616 A FR734616 A FR 734616A
Authority
FR
France
Prior art keywords
nitronaphthalene
isomers
separation
disulfonic acid
disulfonic
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
Application number
Other languages
French (fr)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR734616A publication Critical patent/FR734616A/en
Expired 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
    • C07C303/44—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR734616D 1932-04-04 1932-04-04 Process for the separation of 2-nitronaphthalene disulfonic acid from its isomers Expired FR734616A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR734616T 1932-04-04

Publications (1)

Publication Number Publication Date
FR734616A true FR734616A (en) 1932-10-25

Family

ID=9129651

Family Applications (1)

Application Number Title Priority Date Filing Date
FR734616D Expired FR734616A (en) 1932-04-04 1932-04-04 Process for the separation of 2-nitronaphthalene disulfonic acid from its isomers

Country Status (1)

Country Link
FR (1) FR734616A (en)

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