DK83956C - Process for the preparation of derivatives of 4-oxycoumarin. - Google Patents

Process for the preparation of derivatives of 4-oxycoumarin.

Info

Publication number: DK83956C
Authority: DK; Denmark
Prior art keywords: oxycoumarin; derivatives; preparation
Prior art date: 1954-07-16

Application number

DK235555A

Other languages

Danish (da)

Original Assignee

Geigy Ag J R

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.)

1954-07-16

Filing date

1955-07-15

Publication date

1957-11-25

1955-07-15 Application filed by Geigy Ag J R filed Critical Geigy Ag J R

1957-11-25 Application granted granted Critical

1957-11-25 Publication of DK83956C publication Critical patent/DK83956C/en

Links

DK235555A 1954-07-16 1955-07-15 Process for the preparation of derivatives of 4-oxycoumarin. DK83956C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH83956X		1954-07-16

Publications (1)

Publication Number	Publication Date
DK83956C true DK83956C (en)	1957-11-25

Family

ID=4339669

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK235555A DK83956C (en)	1954-07-16	1955-07-15	Process for the preparation of derivatives of 4-oxycoumarin.

Country Status (1)

Country	Link
DK (1)	DK83956C (en)

1955
- 1955-07-15 DK DK235555A patent/DK83956C/en active

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