ES378824A1 - Procedimiento para la preparacion de lactonas de acido hi- droxicrotonico. - Google Patents
Procedimiento para la preparacion de lactonas de acido hi- droxicrotonico.Info
- Publication number
- ES378824A1 ES378824A1 ES378824A ES378824A ES378824A1 ES 378824 A1 ES378824 A1 ES 378824A1 ES 378824 A ES378824 A ES 378824A ES 378824 A ES378824 A ES 378824A ES 378824 A1 ES378824 A1 ES 378824A1
- Authority
- ES
- Spain
- Prior art keywords
- formula
- alcohol
- radical
- acid
- atom
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D315/00—Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups C07D303/00 - C07D313/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/12—Radicals substituted by oxygen atoms
-
- 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
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D307/58—One oxygen atom, e.g. butenolide
-
- 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
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D307/60—Two oxygen atoms, e.g. succinic anhydride
-
- 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
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
- C07D307/80—Radicals substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691920176 DE1920176A1 (de) | 1969-04-21 | 1969-04-21 | Neues Verfahren zur Herstellung von Hydroxycrotonsaeurelaktonen |
Publications (1)
Publication Number | Publication Date |
---|---|
ES378824A1 true ES378824A1 (es) | 1973-02-01 |
Family
ID=5731826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES378824A Expired ES378824A1 (es) | 1969-04-21 | 1970-04-20 | Procedimiento para la preparacion de lactonas de acido hi- droxicrotonico. |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT299178B (es) |
DE (1) | DE1920176A1 (es) |
ES (1) | ES378824A1 (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT377984B (de) * | 1978-07-05 | 1985-05-28 | Beiersdorf Ag | Verfahren zur herstellung von neuen substituierten 4-aryl-2,5-dihydrofuran-2-onen und 4-aryl-1,5- dihydro-2h-pyrrol-2-onen und deren saeureadditionssalzen |
DE3034765C2 (de) * | 1980-09-15 | 1987-05-07 | Gretsch-Unitas Gmbh Baubeschlagfabrik, 7257 Ditzingen | Schieberlüftung |
JPS5916884A (ja) * | 1982-07-19 | 1984-01-28 | Fujisawa Pharmaceut Co Ltd | 新規フラン化合物 |
JPS6058973A (ja) * | 1983-09-13 | 1985-04-05 | Mitsubishi Yuka Yakuhin Kk | γ−プチロラクトン誘導体及びそれを有効成分とする免疫調節剤 |
DE3615157A1 (de) * | 1986-05-05 | 1987-11-12 | Schwabe Willmar Gmbh & Co | 5-arylalkyl-4-alkoxy-2(5h)-furanone, zwischenprodukte und verfahren zu ihrer herstellung sowie ihre anwendung als therapeutische wirkstoffe |
JP2515556B2 (ja) * | 1986-08-29 | 1996-07-10 | 武田薬品工業株式会社 | ヒドロキシブテノライド誘導体およびその製造法 |
DE3889365D1 (de) * | 1987-03-13 | 1994-06-09 | Moeller Willi Ag | Addukte aus Ketoverbindungen und Anionen von Oxasäuren, Verfahren zu deren Herstellung, deren Verwendung sowie Azoketoverbindungen. |
US5179077A (en) * | 1990-10-04 | 1993-01-12 | Givaudan Corporation | 4-methyl-3-pentyl-2(5h)-furanone |
-
1969
- 1969-04-21 DE DE19691920176 patent/DE1920176A1/de active Pending
-
1970
- 1970-04-20 ES ES378824A patent/ES378824A1/es not_active Expired
- 1970-04-21 AT AT363470A patent/AT299178B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT299178B (de) | 1972-06-12 |
DE1920176A1 (de) | 1970-10-22 |
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