HUT70425A - Process for preparing tetrahydro-furo[3,4-d]imidazol-2,4-dione derivatives by hydrogenation - Google Patents
Process for preparing tetrahydro-furo[3,4-d]imidazol-2,4-dione derivatives by hydrogenationInfo
- Publication number
- HUT70425A HUT70425A HU9303642A HU9303642A HUT70425A HU T70425 A HUT70425 A HU T70425A HU 9303642 A HU9303642 A HU 9303642A HU 9303642 A HU9303642 A HU 9303642A HU T70425 A HUT70425 A HU T70425A
- Authority
- HU
- Hungary
- Prior art keywords
- furo
- imidazol
- hydrogenation
- dione derivatives
- preparing tetrahydro
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH387392 | 1992-12-18 | ||
CH49893 | 1993-02-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
HU9303642D0 HU9303642D0 (en) | 1994-04-28 |
HUT70425A true HUT70425A (en) | 1995-10-30 |
Family
ID=25684750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU9303642A HUT70425A (en) | 1992-12-18 | 1993-12-17 | Process for preparing tetrahydro-furo[3,4-d]imidazol-2,4-dione derivatives by hydrogenation |
Country Status (7)
Country | Link |
---|---|
US (2) | US5610312A (hu) |
EP (1) | EP0602653A3 (hu) |
JP (1) | JPH06263763A (hu) |
CA (1) | CA2111663A1 (hu) |
FI (1) | FI935609A (hu) |
HU (1) | HUT70425A (hu) |
NO (1) | NO934692L (hu) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2122511A1 (en) * | 1993-05-14 | 1994-11-15 | John Mcgarrity | Asymmetric hydrogenation of furoimidazole derivatives |
US8036903B2 (en) | 2006-10-18 | 2011-10-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Analysis filterbank, synthesis filterbank, encoder, de-coder, mixer and conferencing system |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE759512A (fr) * | 1969-11-29 | 1971-05-27 | Hoffmann La Roche | Lactone |
JPS5327279A (en) * | 1976-08-25 | 1978-03-14 | Yutaka Terashita | Electric source device for electronic flash |
DK43985A (da) * | 1984-03-09 | 1985-09-10 | Hoffmann La Roche | Fremgangsmaade til fremstilling af heterocycliske forbindelser |
DE3776385D1 (de) * | 1986-04-19 | 1992-03-12 | Merck Patent Gmbh | Verfahren zur herstellung von d-(+)-biotin. |
CH670644A5 (hu) * | 1986-12-18 | 1989-06-30 | Lonza Ag | |
CH671227A5 (hu) * | 1986-12-02 | 1989-08-15 | Lonza Ag | |
US5162540A (en) * | 1986-12-18 | 1992-11-10 | Lonza Ltd. | Process for the production of (+) biotin |
DE4107121C1 (hu) * | 1991-03-06 | 1992-06-11 | Merck Patent Gmbh, 6100 Darmstadt, De | |
JPH05320168A (ja) * | 1992-05-22 | 1993-12-03 | Tanabe Seiyaku Co Ltd | 光学活性ラクトン化合物の製造方法 |
-
1993
- 1993-12-14 FI FI935609A patent/FI935609A/fi unknown
- 1993-12-16 CA CA002111663A patent/CA2111663A1/en not_active Abandoned
- 1993-12-16 EP EP93120339A patent/EP0602653A3/de not_active Withdrawn
- 1993-12-16 JP JP5316877A patent/JPH06263763A/ja active Pending
- 1993-12-17 NO NO934692A patent/NO934692L/no unknown
- 1993-12-17 HU HU9303642A patent/HUT70425A/hu unknown
-
1995
- 1995-07-13 US US08/502,267 patent/US5610312A/en not_active Expired - Fee Related
-
1997
- 1997-07-22 US US08/898,119 patent/US5756756A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0602653A2 (de) | 1994-06-22 |
NO934692L (no) | 1994-06-20 |
HU9303642D0 (en) | 1994-04-28 |
NO934692D0 (no) | 1993-12-17 |
EP0602653A3 (en) | 1995-12-06 |
FI935609A (fi) | 1994-06-19 |
US5610312A (en) | 1997-03-11 |
JPH06263763A (ja) | 1994-09-20 |
CA2111663A1 (en) | 1994-06-19 |
US5756756A (en) | 1998-05-26 |
FI935609A0 (fi) | 1993-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
DFC4 | Cancellation of temporary protection due to refusal |