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HRP950178B1 - Process for the preparation of s(-)-pyridobenzen-oxazine derivatives - Google Patents

Process for the preparation of s(-)-pyridobenzen-oxazine derivatives

Info

Publication number
HRP950178B1
HRP950178B1 HRP-2098/89A HRP950178A HRP950178B1 HR P950178 B1 HRP950178 B1 HR P950178B1 HR P950178 A HRP950178 A HR P950178A HR P950178 B1 HRP950178 B1 HR P950178B1
Authority
HR
Croatia
Prior art keywords
pyridobenzen
preparation
oxazine derivatives
oxazine
derivatives
Prior art date
Application number
HRP-2098/89A
Inventor
Isao Hayakawa
Shohgo Atarashi
Shuichi Yokohama
Masazumi Imamura
Katsuichi Sakano
Nobuyuki Higashihashi
Masayuki Ohshima
Original Assignee
Daiichi Seiyaku Co
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 JP60226499A external-priority patent/JPH0720946B2/en
Priority claimed from YU2098/89A external-priority patent/YU45524B/en
Application filed by Daiichi Seiyaku Co filed Critical Daiichi Seiyaku Co
Publication of HRP950178B1 publication Critical patent/HRP950178B1/en

Links

HRP-2098/89A 1985-06-20 1995-03-30 Process for the preparation of s(-)-pyridobenzen-oxazine derivatives HRP950178B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13471285 1985-06-20
JP60226499A JPH0720946B2 (en) 1985-10-11 1985-10-11 Optically active 3-methylbenzoxazine derivative and process for producing the same
JP1649686 1986-01-28
YU2098/89A YU45524B (en) 1985-06-20 1989-10-30 Process for preparing derivatives of s(-)-pyridobenzoxazine

Publications (1)

Publication Number Publication Date
HRP950178B1 true HRP950178B1 (en) 1996-06-30

Family

ID=27456586

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP-2098/89A HRP950178B1 (en) 1985-06-20 1995-03-30 Process for the preparation of s(-)-pyridobenzen-oxazine derivatives

Country Status (2)

Country Link
HR (1) HRP950178B1 (en)
SI (1) SI8912098A8 (en)

Also Published As

Publication number Publication date
SI8912098A8 (en) 1997-06-30

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Legal Events

Date Code Title Description
NOST Nostrification from former federal patent office
ODRP Renewal fee for the maintenance of a patent

Payment date: 20050512

Year of fee payment: 20

PB20 Patent expired after termination of 20 years

Effective date: 20060620