DE2960465D1 - Process for the diazotisation of amines - Google Patents

Process for the diazotisation of amines

Info

Publication number
DE2960465D1
DE2960465D1 DE7979300155T DE2960465T DE2960465D1 DE 2960465 D1 DE2960465 D1 DE 2960465D1 DE 7979300155 T DE7979300155 T DE 7979300155T DE 2960465 T DE2960465 T DE 2960465T DE 2960465 D1 DE2960465 D1 DE 2960465D1
Authority
DE
Germany
Prior art keywords
diazotisation
amines
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
DE7979300155T
Other languages
English (en)
Inventor
John Heathcote Atherton
Ian Hodgkinson
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of DE2960465D1 publication Critical patent/DE2960465D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62—Benzothiazoles
    • C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
    • C07D277/82—Nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
DE7979300155T 1978-02-14 1979-01-31 Process for the diazotisation of amines Expired DE2960465D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB581978 1978-02-14
GB7845292 1978-11-20

Publications (1)

Publication Number Publication Date
DE2960465D1 true DE2960465D1 (en) 1981-10-22

Family

ID=26240177

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979300155T Expired DE2960465D1 (en) 1978-02-14 1979-01-31 Process for the diazotisation of amines

Country Status (7)

Country Link
US (1) US4234478A (de)
EP (1) EP0003656B1 (de)
JP (1) JPS54115329A (de)
DD (1) DD142046A5 (de)
DE (1) DE2960465D1 (de)
ES (1) ES477706A1 (de)
IT (1) IT1110511B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3104375A1 (de) * 1981-02-07 1982-08-19 Hoechst Ag, 6000 Frankfurt Verfahren zur steuerung von diazotierungsreaktionen
EP0184555A3 (de) * 1984-12-06 1989-11-02 Ciba-Geigy Ag Verfahren zur Diazotierung von Aminen
DE3669881D1 (de) * 1985-08-22 1990-05-03 Ciba Geigy Ag Verfahren zur bestimmung der diazonium-ionenkonzentration.
US4918168A (en) * 1987-11-24 1990-04-17 Mallinckrodt Inc. Process for the continuous diazotization of amines in a multi-stage reactor
US5055563A (en) * 1990-06-13 1991-10-08 Mallinckrodt Specialty Chemicals Company Continuous preparation of aromatic diazonium fluoride salts from corresponding aromatic amines
AU1047795A (en) * 1993-11-02 1995-05-23 Tony Nocito Asbestos conversion apparatus and method
DE4405469C2 (de) * 1994-02-21 1996-11-07 Ciba Geigy Ag Verfahren zur Herstellung von Azofarbstoffen
GB0416256D0 (en) * 2004-07-20 2004-08-25 Avecia Ltd Manufacturing process
CN111077145A (zh) * 2019-12-26 2020-04-28 沈阳化工研究院有限公司 连续生产中芳香胺重氮化反应转化率测定和/或控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1585145A (en) * 1926-05-18
NL96899C (de) * 1954-08-26
DE1231251B (de) * 1963-11-28 1966-12-29 Basf Ag Verfahren zur kontinuierlichen Herstellung von Diazoverbindungen
DE2533603A1 (de) * 1975-07-26 1977-02-10 Bayer Ag Herstellung von azofarbstoffen unter zerkleinerung
GB1547760A (en) * 1975-08-12 1979-06-27 Ciba Geigy Ag Control of continuos diazotisation of aromatic amines

Also Published As

Publication number Publication date
EP0003656A2 (de) 1979-08-22
EP0003656B1 (de) 1981-07-15
DD142046A5 (de) 1980-06-04
US4234478A (en) 1980-11-18
IT1110511B (it) 1985-12-23
EP0003656A3 (en) 1979-09-05
JPS54115329A (en) 1979-09-07
ES477706A1 (es) 1980-04-01
IT7920020A0 (it) 1979-02-08

Similar Documents

Publication Publication Date Title
DE2960445D1 (en) Process for continuously diazotising amines
GB2017682B (en) Process for the preparation of aliphatic amines
YU78479A (en) Process for obtaining new n-heterocyclyl-4-piperidine amines
DE2964427D1 (en) Process for the preparation of furanyl-benzazoles
DE2966723D1 (en) Process for the preparation of 6-amino-6-desoxy-l-sorbose
HRP970093B1 (en) Process for the preparation of imidazolylvinylethers
DE2962201D1 (en) Process for the preparation of amines
DE2960539D1 (en) Process for the preparation of 4-fluor-3-phenoxytoluene
IL57539A0 (en) Process for the preparation of 0-methoallyl-oxyphenol
DE2960465D1 (en) Process for the diazotisation of amines
YU213982A (en) Process for obtaining new erythromycyl amines
DE2963068D1 (en) Process for the preparation of benzothiazole-disulphide
DE2964389D1 (en) Process for the preparation of 2-imidazolines
DE2961140D1 (en) Process for the preparation of azaspirodecanes
DE2961237D1 (en) Process for the preparation of hydroxyalkyl-perfluoralkane-sulfonamides
DE2960440D1 (en) Process for the preparation of aromatic amines
DE2960278D1 (en) Process for the preparation of 4-acyloxy-2-methylcrotonaldehydes
CY1242A (en) Process for the preparation of 1-n-acylaminoglycosides
DE2960541D1 (en) Process for the preparation of 3-phenoxybenzaldehydes
GB2015998B (en) Process for the preparation of p-amino-diphenylamine
DE2962108D1 (en) Process for the preparation of 4-methyl-2-amino-benzothiazole
GB2018804B (en) Process for the preparation of silicon-containing azo-dyestuffs
GB2088852B (en) Process for the preparation of 9-oxobenzomorphans
DE2961888D1 (en) Process for the preparation of 6-hydroxypyrid-2-ones
DE2961447D1 (en) Process for the preparation of p-nitroso-diphenylhydroxylamines

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee