DE2020043A1 - Verfahren zur Herstellung von Nitrosophenylhydroxylaminen - Google Patents

Verfahren zur Herstellung von Nitrosophenylhydroxylaminen

Info

Publication number
DE2020043A1
DE2020043A1 DE19702020043 DE2020043A DE2020043A1 DE 2020043 A1 DE2020043 A1 DE 2020043A1 DE 19702020043 DE19702020043 DE 19702020043 DE 2020043 A DE2020043 A DE 2020043A DE 2020043 A1 DE2020043 A1 DE 2020043A1
Authority
DE
Germany
Prior art keywords
sulfuric acid
organic liquid
water
product
layer
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.)
Pending
Application number
DE19702020043
Other languages
German (de)
English (en)
Inventor
David Dodman
Woolley John Mathrs
Pearson Kenneth William
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
Publication of DE2020043A1 publication Critical patent/DE2020043A1/de
Pending legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19702020043 1969-04-24 1970-04-24 Verfahren zur Herstellung von Nitrosophenylhydroxylaminen Pending DE2020043A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2105669 1969-04-24

Publications (1)

Publication Number Publication Date
DE2020043A1 true DE2020043A1 (de) 1970-10-29

Family

ID=10156451

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702020043 Pending DE2020043A1 (de) 1969-04-24 1970-04-24 Verfahren zur Herstellung von Nitrosophenylhydroxylaminen

Country Status (4)

Country Link
DE (1) DE2020043A1 (enExample)
FR (1) FR2039445A1 (enExample)
GB (1) GB1257984A (enExample)
NL (1) NL7005808A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129740A (en) * 1977-01-31 1978-12-12 Akzona Incorporated Process for the preparation of para-nitroso-diphenylhydroxylamines
EP0009267A1 (en) * 1978-08-18 1980-04-02 Akzo N.V. Process for the preparation of p-nitroso-diphenylhydroxylamines

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19922405A1 (de) * 1999-05-14 2000-11-16 Bayer Ag Verfahren zur Herstellung von (4-Nitrosophenyl)phenylhydroxylamin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129740A (en) * 1977-01-31 1978-12-12 Akzona Incorporated Process for the preparation of para-nitroso-diphenylhydroxylamines
EP0009267A1 (en) * 1978-08-18 1980-04-02 Akzo N.V. Process for the preparation of p-nitroso-diphenylhydroxylamines
US4242523A (en) * 1978-08-18 1980-12-30 Akzona Incorporated Process for the preparation of para-nitroso-diphenyl-hydroxylamines

Also Published As

Publication number Publication date
FR2039445A1 (enExample) 1971-01-15
NL7005808A (enExample) 1970-10-27
GB1257984A (enExample) 1971-12-22

Similar Documents

Publication Publication Date Title
WO2005115974A1 (de) Verfahren zur herstellung von isocyanaten
DE2351947A1 (de) Verfahren zur herstellung von chloriertem phthalonitril
DE3012895C2 (de) Verfahren zur Herstellung von N,N'-Dilactamdisulfiden
DE2400012A1 (de) Verfahren zur umwandlung eines alkalisalzes einer aromatischen carbonsaeure in eine aromatische polycarbonsaeure
DE2020043A1 (de) Verfahren zur Herstellung von Nitrosophenylhydroxylaminen
DE3025999A1 (de) Verfahren zur herstellung von polymethylen-polyphenyl-polycarbamaten
EP0423679B1 (de) Verfahren zur Herstellung von 5-(Carbamoyl)-5H-dibenz[b,f]azepin
DE2005309B2 (de) Verfahren zur Herstellung von 1,3-Cyclohexylendiisocyanaten
DE4012534A1 (de) Gemeinsame herstellung eines aromatischen monoamins und eines aromatischen diamins direkt aus benzol oder einem benzolderivat durch gesteuerte nitrierung und reduktion
DE2202204C2 (de) Verfahren zur Herstellung von 2-Mercaptobenzimidazol
DE2258484A1 (de) Verfahren zum reinigen von rohem 2-mercaptobenzthiazol
DE69800747T2 (de) Verfahren zum Herstellen von di-tert-butyl Dicarbonat
DE1123662B (de) Verfahren zur Herstellung von Alkylbenzoldiisocyanaten
DE2130406A1 (de) Verfahren zur Herstellung aromatischer Ketocarbonsaeuren
DE2416722B2 (de) Verfahren zur Herstellung von 2-Nitrohalogenophenolen
DE2747524A1 (de) Verfahren und vorrichtung zur kontinuierlichen herstellung aromatischer isocyanate
DE2953595T1 (de) Method for recovering bromine contained in a discharge
EP0017058B1 (de) Verfahren zur kontinuierlichen Herstellung von Phthalimid
EP0120273B1 (de) Verfahren zur kontinuierlichen Herstellung von Pentachlorpyridin
DE2357749A1 (de) Verfahren zur herstellung von aminen
DE2754239C3 (de) Verfahren zur kontinuierlichen Umlagerung von Alkalibenzoat
DE2334916A1 (de) Verfahren zur kontinuierlichen herstellung von phthalimid
DE1792371A1 (de) Katalysator und Verfahren zur Oxydation von sekundaeren und tertiaeren alkylaromatischen Verbindungen
DE2334379A1 (de) Verfahren zur kontinuierlichen herstellung von phthalimid
DE2134328A1 (de) Verfahren zur herstellung von dicyanen