DK0458643T3 - Fremgangsmåde til fremstilling af en optisk aktiv cyclobutanon, et mellemprodukt ved syntesen af et optisk aktivt cyclobutannukleosid - Google Patents
Fremgangsmåde til fremstilling af en optisk aktiv cyclobutanon, et mellemprodukt ved syntesen af et optisk aktivt cyclobutannukleosidInfo
- Publication number
- DK0458643T3 DK0458643T3 DK91304697.5T DK91304697T DK0458643T3 DK 0458643 T3 DK0458643 T3 DK 0458643T3 DK 91304697 T DK91304697 T DK 91304697T DK 0458643 T3 DK0458643 T3 DK 0458643T3
- Authority
- DK
- Denmark
- Prior art keywords
- optically active
- preparation
- cyclobutanone
- synthesis
- nucleoside
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
- C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C67/347—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by addition to unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C69/757—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/78—Benzoic acid esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
- C07D317/24—Radicals substituted by singly bound oxygen or sulfur atoms esterified
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52862690A | 1990-05-24 | 1990-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0458643T3 true DK0458643T3 (da) | 1995-12-27 |
Family
ID=24106474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK91304697.5T DK0458643T3 (da) | 1990-05-24 | 1991-05-23 | Fremgangsmåde til fremstilling af en optisk aktiv cyclobutanon, et mellemprodukt ved syntesen af et optisk aktivt cyclobutannukleosid |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP0458643B1 (da) |
| JP (1) | JPH05339192A (da) |
| KR (1) | KR100189598B1 (da) |
| AT (1) | ATE130840T1 (da) |
| CA (1) | CA2041950A1 (da) |
| CZ (1) | CZ281339B6 (da) |
| DE (1) | DE69114911T2 (da) |
| DK (1) | DK0458643T3 (da) |
| ES (1) | ES2080898T3 (da) |
| FI (1) | FI102274B (da) |
| GR (1) | GR3018840T3 (da) |
| HU (1) | HU213234B (da) |
| IE (1) | IE72143B1 (da) |
| NO (1) | NO175589C (da) |
| RU (1) | RU2012555C1 (da) |
| SK (1) | SK280030B6 (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5412134A (en) * | 1992-05-26 | 1995-05-02 | E. R. Squibb & Sons, Inc. | Process for preparing diprotected 2,3-hydroxymethyl cyclobutanol |
| US5580973A (en) * | 1994-01-07 | 1996-12-03 | Lee-Ruff; Edward | Process for preparing optically active nucleosides from chiral cyclobutanones |
| US6867161B1 (en) | 1995-03-10 | 2005-03-15 | Nissan Chemical Industries, Ltd. | Titanium catalyst and organotitanium reacting reagent, production thereof, and reaction thereby |
| CA2242218C (en) * | 1997-07-22 | 2007-09-04 | Lonza Ag | Process for preparing cyclobutane-1,2-dicarboxylic esters |
| GB0526279D0 (en) * | 2005-12-23 | 2006-02-01 | Givaudan Sa | Improvements in or related to organic compounds |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3317586A (en) * | 1964-08-17 | 1967-05-02 | Eastman Kodak Co | Dialkoxycyclobutane carboxylic acid esters and their preparation |
| US5723609A (en) * | 1988-03-30 | 1998-03-03 | E. R. Squibb & Sons, Inc. | Bis (hydroxymethyl) cyclobutyl purines |
| AU622926B2 (en) * | 1988-09-09 | 1992-04-30 | Nippon Kayaku Kabushiki Kaisha | Pyrimidine or purine cyclobutane derivatives |
-
1991
- 1991-05-06 IE IE151891A patent/IE72143B1/en unknown
- 1991-05-07 CA CA002041950A patent/CA2041950A1/en not_active Abandoned
- 1991-05-23 KR KR1019910008322A patent/KR100189598B1/ko not_active IP Right Cessation
- 1991-05-23 AT AT91304697T patent/ATE130840T1/de not_active IP Right Cessation
- 1991-05-23 EP EP91304697A patent/EP0458643B1/en not_active Expired - Lifetime
- 1991-05-23 CZ CS911547A patent/CZ281339B6/cs unknown
- 1991-05-23 DK DK91304697.5T patent/DK0458643T3/da active
- 1991-05-23 ES ES91304697T patent/ES2080898T3/es not_active Expired - Lifetime
- 1991-05-23 NO NO911994A patent/NO175589C/no unknown
- 1991-05-23 RU SU914895401A patent/RU2012555C1/ru active
- 1991-05-23 HU HU911743A patent/HU213234B/hu not_active IP Right Cessation
- 1991-05-23 SK SK1547-91A patent/SK280030B6/sk unknown
- 1991-05-23 DE DE69114911T patent/DE69114911T2/de not_active Expired - Fee Related
- 1991-05-23 FI FI912501A patent/FI102274B/fi active
- 1991-05-24 JP JP3120165A patent/JPH05339192A/ja active Pending
-
1996
- 1996-01-31 GR GR960400249T patent/GR3018840T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE911518A1 (en) | 1991-12-04 |
| NO911994D0 (no) | 1991-05-23 |
| CZ281339B6 (cs) | 1996-08-14 |
| NO175589C (no) | 1994-11-02 |
| EP0458643B1 (en) | 1995-11-29 |
| IE72143B1 (en) | 1997-03-26 |
| EP0458643A3 (en) | 1993-06-16 |
| KR100189598B1 (ko) | 1999-06-01 |
| SK280030B6 (sk) | 1999-07-12 |
| CS154791A3 (en) | 1992-01-15 |
| FI102274B1 (fi) | 1998-11-13 |
| NO175589B (no) | 1994-07-25 |
| GR3018840T3 (en) | 1996-04-30 |
| FI912501A (fi) | 1991-11-25 |
| HUT57695A (en) | 1991-12-30 |
| NO911994L (no) | 1991-11-25 |
| HU213234B (en) | 1997-03-28 |
| KR910019944A (ko) | 1991-12-19 |
| ES2080898T3 (es) | 1996-02-16 |
| DE69114911D1 (de) | 1996-01-11 |
| FI102274B (fi) | 1998-11-13 |
| ATE130840T1 (de) | 1995-12-15 |
| FI912501A0 (fi) | 1991-05-23 |
| CA2041950A1 (en) | 1991-11-25 |
| JPH05339192A (ja) | 1993-12-21 |
| RU2012555C1 (ru) | 1994-05-15 |
| EP0458643A2 (en) | 1991-11-27 |
| DE69114911T2 (de) | 1996-04-18 |
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