ATA889178A - PROCESS FOR PREPARING NEW SUBSTITUTE 2-VINYL CHROMONES, THEIR SALTS AND ISOMERS - Google Patents

PROCESS FOR PREPARING NEW SUBSTITUTE 2-VINYL CHROMONES, THEIR SALTS AND ISOMERS

Info

Publication number: ATA889178A
Authority: AT; Austria
Prior art keywords: chromones; isomers; vinyl; salts; preparing new
Prior art date: 1976-06-16

Application number

AT889178A

Other languages

German (de)

Other versions

AT353269B (en

Original Assignee

Erba Carlo Spa

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.)

1976-06-16

Filing date

1978-12-13

Publication date

1979-04-15

1976-06-16 Priority claimed from IT24356/76A external-priority patent/IT1074413B/en

1977-01-12 Priority claimed from IT1919377A external-priority patent/IT1115253B/en

1978-12-13 Application filed by Erba Carlo Spa filed Critical Erba Carlo Spa

1979-04-15 Publication of ATA889178A publication Critical patent/ATA889178A/en

1979-11-12 Application granted granted Critical

1979-11-12 Publication of AT353269B publication Critical patent/AT353269B/en

Links

238000004519 manufacturing process Methods 0.000 title 1
229920002554 vinyl polymer Polymers 0.000 title 1

AT889178A 1976-06-16 1978-12-13 PROCESS FOR PREPARING NEW SUBSTITUTE 2-VINYL CHROMONES, THEIR SALTS AND ISOMERS AT353269B (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
IT24356/76A IT1074413B (en)	1976-06-16	1976-06-16	3 ALCHIL CROMON ACIDS REPLACED CARBOXYL
IT1919377A IT1115253B (en)	1977-01-12	1977-01-12	2-VINYL-Cromones-SUBSTITUTED
AT423378		1978-12-13

Publications (2)

Publication Number	Publication Date
ATA889178A true ATA889178A (en)	1979-04-15
AT353269B AT353269B (en)	1979-11-12

Family

ID=27149866

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT889178A AT353269B (en)	1976-06-16	1978-12-13	PROCESS FOR PREPARING NEW SUBSTITUTE 2-VINYL CHROMONES, THEIR SALTS AND ISOMERS

Country Status (1)

Country	Link
AT (1)	AT353269B (en)

1978
- 1978-12-13 AT AT889178A patent/AT353269B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
AT353269B (en)	1979-11-12

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Legal Events

Date	Code	Title	Description
1989-01-15	ELJ	Ceased due to non-payment of the annual fee