FI872818L - Nytt kemiskt foerfarande. - Google Patents

Nytt kemiskt foerfarande. Download PDF

Info

Publication number: FI872818L
Authority: FI; Finland
Prior art keywords: foerfarande; now chemical; chemical; now; chemical foerfarande
Prior art date: 1986-06-27

Application number

FI872818A

Other languages

English (en)

Other versions

FI872818A7 (fi

FI872818A0 (fi

Inventor

Per Gunnar Kjellin

Original Assignee

Draco Ab

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.)

1986-06-27

Filing date

1987-06-25

Publication date

1987-12-28

1987-06-25 Application filed by Draco Ab filed Critical Draco Ab

1987-06-25 Publication of FI872818A0 publication Critical patent/FI872818A0/fi

1987-12-28 Publication of FI872818L publication Critical patent/FI872818L/fi

1987-12-28 Publication of FI872818A7 publication Critical patent/FI872818A7/fi

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

FI872818A 1986-06-27 1987-06-25 Uusi kemiallinen menetelmä. FI872818A7 (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8602887A SE8602887D0 (sv)	1986-06-27	1986-06-27	New chemical method

Publications (3)

Publication Number	Publication Date
FI872818A0 FI872818A0 (fi)	1987-06-25
FI872818L true FI872818L (fi)	1987-12-28
FI872818A7 FI872818A7 (fi)	1987-12-28

Family

ID=20364961

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI872818A FI872818A7 (fi)	1986-06-27	1987-06-25	Uusi kemiallinen menetelmä.

Country Status (11)

Country	Link
US (1)	US4777255A (fi)
EP (1)	EP0252043A1 (fi)
JP (1)	JPS638385A (fi)
KR (1)	KR880000434A (fi)
AU (1)	AU7383487A (fi)
DK (1)	DK299487A (fi)
FI (1)	FI872818A7 (fi)
NO (1)	NO872624L (fi)
PH (1)	PH22737A (fi)
PT (1)	PT85185A (fi)
SE (1)	SE8602887D0 (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1229195B (it) *	1989-03-10	1991-07-25	Poli Ind Chimica Spa	Derivati xantinici ad attivita' broncodilatatrice e loro applicazioni terapeutiche.
DE4410678A1 (de) *	1994-03-28	1995-10-05	Sueddeutsche Kalkstickstoff	Verfahren zur Herstellung von 5-Formylamino-pyrimidinen
CN107141290A (zh) *	2017-06-12	2017-09-08	桑迪亚医药技术（上海）有限责任公司	一种1,3‑二乙基‑3,7‑二氢嘌呤‑2,6‑二酮的合成方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2852516A (en) *	1957-04-17	1958-09-16	Monsanto Chemicals	Method for preparing amino-formamido compounds
SE7810946L (sv) *	1978-10-20	1980-04-21	Draco Ab	Metod att behandla kronisk obstruktiv luftvegssjukdom

1986
- 1986-06-27 SE SE8602887A patent/SE8602887D0/xx unknown
1987
- 1987-06-04 AU AU73834/87A patent/AU7383487A/en not_active Abandoned
- 1987-06-05 EP EP87850183A patent/EP0252043A1/en not_active Withdrawn
- 1987-06-09 PH PH35371A patent/PH22737A/en unknown
- 1987-06-12 DK DK299487A patent/DK299487A/da not_active Application Discontinuation
- 1987-06-16 US US07/062,952 patent/US4777255A/en not_active Expired - Fee Related
- 1987-06-23 NO NO872624A patent/NO872624L/no unknown
- 1987-06-25 FI FI872818A patent/FI872818A7/fi not_active Application Discontinuation
- 1987-06-26 JP JP62157986A patent/JPS638385A/ja active Pending
- 1987-06-26 PT PT85185A patent/PT85185A/pt unknown
- 1987-06-26 KR KR1019870006527A patent/KR880000434A/ko not_active Withdrawn

Also Published As

Publication number	Publication date
AU7383487A (en)	1988-01-07
DK299487D0 (da)	1987-06-12
PT85185A (en)	1987-07-01
FI872818A7 (fi)	1987-12-28
SE8602887D0 (sv)	1986-06-27
EP0252043A1 (en)	1988-01-07
FI872818A0 (fi)	1987-06-25
DK299487A (da)	1987-12-28
US4777255A (en)	1988-10-11
NO872624D0 (no)	1987-06-23
NO872624L (no)	1987-12-28
KR880000434A (ko)	1988-03-25
PH22737A (en)	1988-11-28
JPS638385A (ja)	1988-01-14

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Legal Events

Date	Code	Title	Description
2004-08-31	FA	Application withdrawn [patent]	Owner name: AKTIEBOLAGET DRACO