AT299178B - Verfahren zur Herstellung von Hydroxycrotonsäurelaktonen - Google Patents
Verfahren zur Herstellung von HydroxycrotonsäurelaktonenInfo
- Publication number
- AT299178B AT299178B AT363470A AT363470A AT299178B AT 299178 B AT299178 B AT 299178B AT 363470 A AT363470 A AT 363470A AT 363470 A AT363470 A AT 363470A AT 299178 B AT299178 B AT 299178B
- Authority
- AT
- Austria
- Prior art keywords
- production
- acid lactones
- hydroxycrotonic acid
- hydroxycrotonic
- lactones
- Prior art date
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)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (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 |
---|---|
AT299178B true AT299178B (de) | 1972-06-12 |
Family
ID=5731826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT363470A AT299178B (de) | 1969-04-21 | 1970-04-21 | Verfahren zur Herstellung von Hydroxycrotonsäurelaktonen |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT299178B (de) |
DE (1) | DE1920176A1 (de) |
ES (1) | ES378824A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1133494A (en) * | 1978-07-05 | 1982-10-12 | Erich Cohnen | Substituted 4-aryl-2,5-dihydro-furane- 2-ones and 4-aryl-1,5-dihydro-2h-pyrrole-2-ones and method of their production |
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 |
ES2005533T3 (es) * | 1987-03-13 | 1994-07-16 | Moeller Willi Ag | Procedimiento de preparacion de aductos, quelatos o complejos de aniones y cetocompuestos. |
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 |
---|---|
ES378824A1 (es) | 1973-02-01 |
DE1920176A1 (de) | 1970-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |