HRP921425B1 - Process for the preparation of pyrazine derivatives - Google Patents

Process for the preparation of pyrazine derivatives

Info

Publication number
HRP921425B1
HRP921425B1 HRP-1131/8227A HRP921425A HRP921425B1 HR P921425 B1 HRP921425 B1 HR P921425B1 HR P921425 A HRP921425 A HR P921425A HR P921425 B1 HRP921425 B1 HR P921425B1
Authority
HR
Croatia
Prior art keywords
preparation
pyrazine derivatives
pyrazine
derivatives
Prior art date
Application number
HRP-1131/8227A
Inventor
Pietro Giardino
Giuseppe Rofia
Ernesto Oppici
Original Assignee
Pharmacia 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.)
Filing date
Publication date
Priority claimed from YU1131/82A external-priority patent/YU42766B/en
Application filed by Pharmacia Spa filed Critical Pharmacia Spa
Publication of HRP921425B1 publication Critical patent/HRP921425B1/en

Links

HRP-1131/8227A 1981-05-28 1992-12-16 Process for the preparation of pyrazine derivatives HRP921425B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8116263 1981-05-28
YU1131/82A YU42766B (en) 1981-05-28 1982-05-27 Process for obtaining pyrazine derivatives

Publications (1)

Publication Number Publication Date
HRP921425B1 true HRP921425B1 (en) 1996-04-30

Family

ID=26279610

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP-1131/8227A HRP921425B1 (en) 1981-05-28 1992-12-16 Process for the preparation of pyrazine derivatives

Country Status (2)

Country Link
HR (1) HRP921425B1 (en)
SI (1) SI8211131A8 (en)

Also Published As

Publication number Publication date
SI8211131A8 (en) 1995-10-31

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Legal Events

Date Code Title Description
NOST Nostrification from former federal patent office
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Payment date: 20010527

Year of fee payment: 20

PB20 Patent expired after termination of 20 years

Effective date: 20020528