FR2319624A1 - Procede semi-continu pour la preparation de composes amines - Google Patents

Procede semi-continu pour la preparation de composes amines

Info

Publication number
FR2319624A1
FR2319624A1 FR7623422A FR7623422A FR2319624A1 FR 2319624 A1 FR2319624 A1 FR 2319624A1 FR 7623422 A FR7623422 A FR 7623422A FR 7623422 A FR7623422 A FR 7623422A FR 2319624 A1 FR2319624 A1 FR 2319624A1
Authority
FR
France
Prior art keywords
semi
preparation
continuous process
amino compounds
amino
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.)
Granted
Application number
FR7623422A
Other languages
English (en)
French (fr)
Other versions
FR2319624B1 (xx
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2319624A1 publication Critical patent/FR2319624A1/fr
Application granted granted Critical
Publication of FR2319624B1 publication Critical patent/FR2319624B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B31/00—Reduction in general
    • 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
    • C07C309/40—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitro or nitroso groups bound to the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7623422A 1975-07-31 1976-07-30 Procede semi-continu pour la preparation de composes amines Granted FR2319624A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2534176A DE2534176B2 (de) 1975-07-31 1975-07-31 Halb-kontinuierliches Verfahren zur Herstellung von aromatischen Aminoverbindungen
BE173092A BE849215A (fr) 1975-07-31 1976-12-09 Procede semi-continu pour la preparation de composes amines

Publications (2)

Publication Number Publication Date
FR2319624A1 true FR2319624A1 (fr) 1977-02-25
FR2319624B1 FR2319624B1 (xx) 1979-09-28

Family

ID=25649732

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7623422A Granted FR2319624A1 (fr) 1975-07-31 1976-07-30 Procede semi-continu pour la preparation de composes amines

Country Status (5)

Country Link
BE (1) BE849215A (xx)
CH (1) CH593906A5 (xx)
DE (1) DE2534176B2 (xx)
FR (1) FR2319624A1 (xx)
GB (1) GB1520343A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412524A1 (fr) * 1977-12-23 1979-07-20 Ciba Geigy Ag Procede de reduction en continu de composes nitres aromatiques et appareil utilise a cet effet
EP0221021A1 (en) * 1985-10-16 1987-05-06 Ciba-Geigy Ag Bechamp reduction of DNS to DAS using H2SO4 and trace of HOAc

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3025805A1 (de) * 1980-07-08 1982-02-04 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 4-amino-3-methyl-phenol
GB2179030B (en) * 1985-07-01 1988-12-21 Mars Inc Coin dispensers
GB8814003D0 (en) * 1988-06-14 1988-07-20 Kodak Ltd Method for reducing aromatic nitro groups
DE3937342A1 (de) * 1989-11-09 1991-05-16 Bayer Ag Verfahren zur herstellung von 2-aminobenzol-disulfonsaeuren-(1,4) und die neue verbindung 6-chlor-2-aminobenzol-disulfonsaeure-(1,4)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179919A (en) * 1936-11-25 1939-11-14 Du Pont Treatment of sludges

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179919A (en) * 1936-11-25 1939-11-14 Du Pont Treatment of sludges

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412524A1 (fr) * 1977-12-23 1979-07-20 Ciba Geigy Ag Procede de reduction en continu de composes nitres aromatiques et appareil utilise a cet effet
EP0221021A1 (en) * 1985-10-16 1987-05-06 Ciba-Geigy Ag Bechamp reduction of DNS to DAS using H2SO4 and trace of HOAc

Also Published As

Publication number Publication date
GB1520343A (en) 1978-08-09
CH593906A5 (xx) 1977-12-30
BE849215A (fr) 1977-06-09
FR2319624B1 (xx) 1979-09-28
DE2534176C3 (xx) 1987-06-19
DE2534176B2 (de) 1978-10-05
DE2534176A1 (de) 1977-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse