CH81554A - Process for the preparation of 5-methyl-7-chloroisatin - Google Patents

Process for the preparation of 5-methyl-7-chloroisatin

Info

Publication number: CH81554A
Authority: CH; Switzerland
Prior art keywords: chloroisatin; methyl; preparation
Prior art date: 1918-05-16

Application number

CH81554A

Other languages

German (de)

Inventor

A-G J R Geigy

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.)

1918-05-16

Filing date

1918-09-20

Publication date

1919-11-17

1918-09-20 Application filed by Geigy Ag J R filed Critical Geigy Ag J R

1919-11-17 Publication of CH81554A publication Critical patent/CH81554A/en

Links

ADICIMUACYTZNW-UHFFFAOYSA-N 7-chloro-5-methyl-1h-indole-2,3-dione Chemical compound ClC1=CC(C)=CC2=C1NC(=O)C2=O ADICIMUACYTZNW-UHFFFAOYSA-N 0.000 title 1

CH81554A 1918-05-16 1918-09-20 Process for the preparation of 5-methyl-7-chloroisatin CH81554A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH80095T		1918-05-16
CH81554T		1918-09-20

Publications (1)

Publication Number	Publication Date
CH81554A true CH81554A (en)	1919-11-17

Family

ID=25702599

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH81554A CH81554A (en)	1918-05-16	1918-09-20	Process for the preparation of 5-methyl-7-chloroisatin

Country Status (1)

Country	Link
CH (1)	CH81554A (en)

1918
- 1918-09-20 CH CH81554A patent/CH81554A/en unknown

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