BE585922A - Condensation of dialkyl succinylsuccinates and arylamines with simultaneous cyclization in polyphosphoric acid. - Google Patents

Condensation of dialkyl succinylsuccinates and arylamines with simultaneous cyclization in polyphosphoric acid.

Info

Publication number
BE585922A
BE585922A BE585922A BE585922A BE585922A BE 585922 A BE585922 A BE 585922A BE 585922 A BE585922 A BE 585922A BE 585922 A BE585922 A BE 585922A BE 585922 A BE585922 A BE 585922A
Authority
BE
Belgium
Prior art keywords
arylamines
condensation
polyphosphoric acid
simultaneous cyclization
succinylsuccinates
Prior art date
Application number
BE585922A
Other languages
French (fr)
Inventor
Chung Cheng Chen
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BE585922A publication Critical patent/BE585922A/en

Links

BE585922A 1958-12-24 1959-12-22 Condensation of dialkyl succinylsuccinates and arylamines with simultaneous cyclization in polyphosphoric acid. BE585922A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US585922XA 1958-12-24 1958-12-24

Publications (1)

Publication Number Publication Date
BE585922A true BE585922A (en) 1960-06-22

Family

ID=38652697

Family Applications (1)

Application Number Title Priority Date Filing Date
BE585922A BE585922A (en) 1958-12-24 1959-12-22 Condensation of dialkyl succinylsuccinates and arylamines with simultaneous cyclization in polyphosphoric acid.

Country Status (1)

Country Link
BE (1) BE585922A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1194083B (en) * 1960-07-09 1965-06-03 Cassella Farbwerke Mainkur Ag Process for the preparation of quinacridones

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1194083B (en) * 1960-07-09 1965-06-03 Cassella Farbwerke Mainkur Ag Process for the preparation of quinacridones

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