DK101660C

DK101660C - Fremgangsmåde til fremstilling af azopigmenter ved kobling af en diazoniumforbindelse med en i vand eller fortyndede syrer tungtopløselig bis-(2-hydroxy-3-naphthoyl-amino)-forbindelse.

Fremgangsmåde til fremstilling af azopigmenter ved kobling af en diazoniumforbindelse med en i vand eller fortyndede syrer tungtopløselig bis-(2-hydroxy-3-naphthoyl-amino)-forbindelse.

Info

Publication number: DK101660C
Authority: DK; Denmark
Prior art keywords: compound; naphthoyl; hydroxy; amino; coupling
Prior art date: 1961-04-26

Application number

DK186062A

Other languages

English (en)

Original Assignee

Geigy Ag J R

Priority date

1961-04-26

Filing date

1962-04-25

Publication date

1965-05-10

1962-04-25 Application filed by Geigy Ag J R filed Critical Geigy Ag J R

1965-05-10 Application granted granted Critical

1965-05-10 Publication of DK101660C publication Critical patent/DK101660C/da

Links

-1 2-hydroxy-3-naphthoyl-amino Chemical group 0.000 title 1
239000002253 acid Substances 0.000 title 1
150000007513 acids Chemical class 0.000 title 1
150000001875 compounds Chemical class 0.000 title 1
230000008878 coupling Effects 0.000 title 1
238000010168 coupling process Methods 0.000 title 1
238000005859 coupling reaction Methods 0.000 title 1
150000001989 diazonium salts Chemical class 0.000 title 1
238000000034 method Methods 0.000 title 1
239000000049 pigment Substances 0.000 title 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1

DK186062A 1961-04-26 1962-04-25 Fremgangsmåde til fremstilling af azopigmenter ved kobling af en diazoniumforbindelse med en i vand eller fortyndede syrer tungtopløselig bis-(2-hydroxy-3-naphthoyl-amino)-forbindelse. DK101660C (da)