CA1045124A - Continuous process for aminoazobenzene - Google Patents

Continuous process for aminoazobenzene

Info

Publication number
CA1045124A
CA1045124A CA248,484A CA248484A CA1045124A CA 1045124 A CA1045124 A CA 1045124A CA 248484 A CA248484 A CA 248484A CA 1045124 A CA1045124 A CA 1045124A
Authority
CA
Canada
Prior art keywords
aromatic
alkali metal
aminoazo
reactor
compound
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
CA248,484A
Other languages
English (en)
French (fr)
Inventor
James B. Trecek
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of CA1045124A publication Critical patent/CA1045124A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/0003—Monoazo dyes prepared by diazotising and coupling from diazotized anilines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S534/00—Organic compounds -- part of the class 532-570 series
    • Y10S534/07—Automatic and/or continuous temperature control in the preparation of azo compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA248,484A 1975-04-09 1976-03-22 Continuous process for aminoazobenzene Expired CA1045124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/566,594 US4018751A (en) 1975-04-09 1975-04-09 Continuous process for aminoazobenzene

Publications (1)

Publication Number Publication Date
CA1045124A true CA1045124A (en) 1978-12-26

Family

ID=24263544

Family Applications (1)

Application Number Title Priority Date Filing Date
CA248,484A Expired CA1045124A (en) 1975-04-09 1976-03-22 Continuous process for aminoazobenzene

Country Status (8)

Country Link
US (1) US4018751A (US20100223739A1-20100909-C00005.png)
JP (1) JPS51142021A (US20100223739A1-20100909-C00005.png)
BR (1) BR7602097A (US20100223739A1-20100909-C00005.png)
CA (1) CA1045124A (US20100223739A1-20100909-C00005.png)
DE (1) DE2615705A1 (US20100223739A1-20100909-C00005.png)
FR (1) FR2306977A1 (US20100223739A1-20100909-C00005.png)
GB (1) GB1543260A (US20100223739A1-20100909-C00005.png)
IT (1) IT1058054B (US20100223739A1-20100909-C00005.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2380253A1 (fr) * 1977-02-11 1978-09-08 Rhone Poulenc Ind Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation, copulation et rearrangement
DE2903717A1 (de) * 1978-02-14 1979-08-16 Ici Ltd Verfahren zur herstellung einer waessrigen aufschlaemmung einer wasserunloeslichen azoverbindung
FR2419279A1 (fr) * 1978-03-06 1979-10-05 Rhone Poulenc Ind Procede d'obtention de sels d'aryl diazonium a partir de vapeurs nitreuses riches en oxyde azotique
US4279815A (en) * 1979-01-09 1981-07-21 Herkes Frank E Production of high-quality aromatic amino azo compounds by the rearrangement of 1,3-diaryl triazenes
US4376730A (en) * 1981-03-13 1983-03-15 Akzo N.V. Preparation of p-aminoazo-benzene from aniline
GB2129434B (en) * 1982-10-08 1986-04-16 Ciba Geigy Ag Production of azo compounds
US4918168A (en) * 1987-11-24 1990-04-17 Mallinckrodt Inc. Process for the continuous diazotization of amines in a multi-stage reactor
CN103305898A (zh) * 2012-03-08 2013-09-18 鸿富锦精密工业（深圳）有限公司 去毛刺方法及使用该去毛刺方法的去毛刺系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA580083A (en) * 1959-07-21 The B. F. Goodrich Company Method of preparing amino azo compounds
US2538431A (en) * 1949-01-06 1951-01-16 Pfister Chemical Works Inc Preparation of aminoazobenzenes
US2809964A (en) * 1953-07-02 1957-10-15 Gen Aniline & Film Corp Process of preparing lower alkyl substituted aminoazoanilines
DE1231251B (de) * 1963-11-28 1966-12-29 Basf Ag Verfahren zur kontinuierlichen Herstellung von Diazoverbindungen
DE1215724B (de) * 1964-04-10 1966-05-05 Basf Ag Verfahren zur kontinuierlichen Herstellung von Diazoniumloesungen

Also Published As

Publication number Publication date
GB1543260A (en) 1979-03-28
DE2615705A1 (de) 1976-10-21
FR2306977B1 (US20100223739A1-20100909-C00005.png) 1979-08-31
JPS51142021A (en) 1976-12-07
FR2306977A1 (fr) 1976-11-05
US4018751A (en) 1977-04-19
IT1058054B (it) 1982-04-10
BR7602097A (pt) 1976-10-05

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