BE863882A - Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation par les vapeurs nitreuses, copulation et rearrangement - Google Patents

Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation par les vapeurs nitreuses, copulation et rearrangement

Info

Publication number
BE863882A
BE863882A BE185099A BE185099A BE863882A BE 863882 A BE863882 A BE 863882A BE 185099 A BE185099 A BE 185099A BE 185099 A BE185099 A BE 185099A BE 863882 A BE863882 A BE 863882A
Authority
BE
Belgium
Prior art keywords
aromatic
dizotation
copulation
rearrangement
reactions
Prior art date
Application number
BE185099A
Other languages
English (en)
French (fr)
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of BE863882A publication Critical patent/BE863882A/xx

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
    • C09B37/00—Azo dyes prepared by coupling the diazotised amine with itself

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE185099A 1977-02-11 1978-02-10 Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation par les vapeurs nitreuses, copulation et rearrangement BE863882A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7704638A FR2380253A1 (fr) 1977-02-11 1977-02-11 Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation, copulation et rearrangement

Publications (1)

Publication Number Publication Date
BE863882A true BE863882A (fr) 1978-08-10

Family

ID=9186894

Family Applications (1)

Application Number Title Priority Date Filing Date
BE185099A BE863882A (fr) 1977-02-11 1978-02-10 Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation par les vapeurs nitreuses, copulation et rearrangement

Country Status (15)

Country Link
US (1) US4275003A (xx)
JP (1) JPS6013029B2 (xx)
BE (1) BE863882A (xx)
BR (1) BR7800782A (xx)
CA (1) CA1097623A (xx)
CH (1) CH629753A5 (xx)
DE (1) DE2805477C3 (xx)
ES (1) ES466864A1 (xx)
FR (1) FR2380253A1 (xx)
GB (1) GB1564685A (xx)
IT (1) IT1093701B (xx)
LU (1) LU79048A1 (xx)
MX (1) MX5185E (xx)
NL (1) NL7801600A (xx)
SE (1) SE445551B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US9051098B2 (en) * 2009-10-19 2015-06-09 Inoflate, Llc Method for pressurizing containers with nitrogen
KR101882936B1 (ko) 2016-11-29 2018-07-30 휴켐스주식회사 질소 산화물이 용해된 보조 물질을 이용한 아미노아조 화합물을 제조하는 방법
KR101897210B1 (ko) 2016-11-29 2018-09-10 휴켐스주식회사 질소 산화물로 포화된 보조 물질을 이용한 방향족 아민의 디아조화 연속 재순환 공정
CN113003552B (zh) * 2021-03-09 2023-06-16 扬州大学 一种亚硝酸的制备方法

Family Cites Families (10)

* 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
NL69026C (xx) * 1948-02-14
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
NL128603C (xx) * 1963-10-15
DE1231251B (de) * 1963-11-28 1966-12-29 Basf Ag Verfahren zur kontinuierlichen Herstellung von Diazoverbindungen
US4018751A (en) * 1975-04-09 1977-04-19 American Cyanamid Company Continuous process for aminoazobenzene
US4020052A (en) * 1975-11-25 1977-04-26 E. I. Du Pont De Nemours And Company Treatment of aromatic amines with gas mixtures derived from the oxidation of ammonia to effect diazotization/coupling
US4020051A (en) * 1975-11-25 1977-04-26 E. I. Du Pont De Nemours And Company Control of nitrogen oxide reactions in off-gases from the diazotization/coupling of aromatic amines
GB1569301A (en) * 1975-11-25 1980-06-11 Du Pont Diazotization/coupling of aromatic amines

Also Published As

Publication number Publication date
ES466864A1 (es) 1979-06-01
LU79048A1 (fr) 1979-05-25
JPS53101316A (en) 1978-09-04
US4275003A (en) 1981-06-23
IT7820189A0 (it) 1978-02-10
JPS6013029B2 (ja) 1985-04-04
DE2805477B2 (de) 1980-04-24
MX5185E (es) 1983-04-21
FR2380253B1 (xx) 1980-11-28
IT1093701B (it) 1985-07-26
CA1097623A (fr) 1981-03-17
NL7801600A (nl) 1978-08-15
BR7800782A (pt) 1979-01-02
GB1564685A (en) 1980-04-10
CH629753A5 (fr) 1982-05-14
SE7801601L (sv) 1978-08-12
FR2380253A1 (fr) 1978-09-08
DE2805477C3 (de) 1980-12-11
SE445551B (sv) 1986-06-30
DE2805477A1 (de) 1978-08-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: RHONE-POULENC INDUSTRIES

Effective date: 19940228