ES458181A1 - Un procedimiento para la obtencion de una 4,5-dihidrofuran-2(3h)ona. - Google Patents
Un procedimiento para la obtencion de una 4,5-dihidrofuran-2(3h)ona.Info
- Publication number
- ES458181A1 ES458181A1 ES458181A ES458181A ES458181A1 ES 458181 A1 ES458181 A1 ES 458181A1 ES 458181 A ES458181 A ES 458181A ES 458181 A ES458181 A ES 458181A ES 458181 A1 ES458181 A1 ES 458181A1
- Authority
- ES
- Spain
- Prior art keywords
- pyrrolidinones
- diphenyl
- hydroxymethyl
- hydrocarbylaminomethylfuran
- dihydro
- 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
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
- C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D205/04—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrrole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Furan Compounds (AREA)
Abstract
Un procedimiento para la obtención de una 4,5-dihidrofuran-2(3H)ona de fórmula en la que R es alcohilo inferior que tiene de uno a seis átomos de carbono, cicloalcohilo inferior que tiene de cuatro a ocho átomos de carbono o fenilalcohilo inferior que puede ser tal como bencilo, fenetilo y fenpropilo, *** Ver imagen 01
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/615,951 US4119637A (en) | 1975-09-23 | 1975-09-23 | 4-Hydroxymethyl-2-pyrrolidinones |
Publications (1)
Publication Number | Publication Date |
---|---|
ES458181A1 true ES458181A1 (es) | 1978-04-01 |
Family
ID=24467444
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES451752A Expired ES451752A1 (es) | 1975-09-23 | 1976-09-22 | Un procedimiento para la obtencion de una 4-hidroximetil-2- pinolidina. |
ES458181A Expired ES458181A1 (es) | 1975-09-23 | 1977-04-22 | Un procedimiento para la obtencion de una 4,5-dihidrofuran-2(3h)ona. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES451752A Expired ES451752A1 (es) | 1975-09-23 | 1976-09-22 | Un procedimiento para la obtencion de una 4-hidroximetil-2- pinolidina. |
Country Status (21)
Country | Link |
---|---|
US (1) | US4119637A (es) |
JP (2) | JPS6059228B2 (es) |
AU (2) | AU1804876A (es) |
BE (1) | BE846402A (es) |
BR (1) | BR7606209A (es) |
CA (1) | CA1077497A (es) |
CH (1) | CH616659A5 (es) |
DE (2) | DE2642608C2 (es) |
DK (1) | DK160548C (es) |
ES (2) | ES451752A1 (es) |
FI (1) | FI67370C (es) |
FR (2) | FR2333792A1 (es) |
GB (2) | GB1552687A (es) |
IE (1) | IE44843B1 (es) |
IL (1) | IL50436A (es) |
MX (1) | MX3846E (es) |
NL (1) | NL7610526A (es) |
PH (1) | PH13940A (es) |
PT (1) | PT65624B (es) |
SE (1) | SE418397B (es) |
ZA (1) | ZA765417B (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4133881A (en) * | 1977-04-27 | 1979-01-09 | A. H. Robins Company, Incorporated | Azetidinyl acetonitrile and acetamide antiarrhythmia compositions and methods |
DE3326724A1 (de) * | 1983-07-25 | 1985-02-07 | Boehringer Ingelheim KG, 6507 Ingelheim | In 1-stellung substituierte 4-hydroxymethyl-pyrrolidinone, verfahren zu ihrer herstellung, pharmazeutische zusammensetzungen und zwischenprodukte |
GB8419085D0 (en) * | 1984-07-26 | 1984-08-30 | Shell Int Research | Azetidine derivatives |
DE3537075A1 (de) * | 1985-10-18 | 1987-04-23 | Bayer Ag | Verfahren zur herstellung von clausenamid |
DE3823299A1 (de) * | 1988-07-07 | 1990-01-11 | Schering Ag | Substituierte phenyl-pyrrolidin-2-one, -oxazolidin-2-one und -imidazolidin-2-one, ihre herstellung sowie verwendung in arzneimitteln |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2650231A (en) * | 1949-11-19 | 1953-08-25 | Smith Kline French Lab | Aminovalerolactones and method for their production |
JPS5422973B2 (es) * | 1972-03-17 | 1979-08-10 | ||
FR2235685A1 (en) * | 1973-06-20 | 1975-01-31 | Ugine Kuhlmann | 1-Amino alkyl-3,3-diphenyl-2-pyrrolidinones - useful as coronary dilators, anti histamines choleretics etc. |
ES442233A1 (es) * | 1974-11-06 | 1977-07-01 | Hoechst Ag | Procedimiento para la preparacion de pirrolidonas. |
-
1975
- 1975-09-23 US US05/615,951 patent/US4119637A/en not_active Expired - Lifetime
-
1976
- 1976-09-08 IL IL50436A patent/IL50436A/xx unknown
- 1976-09-09 ZA ZA765417A patent/ZA765417B/xx unknown
- 1976-09-15 PH PH18910A patent/PH13940A/en unknown
- 1976-09-17 SE SE7610362A patent/SE418397B/xx not_active IP Right Cessation
- 1976-09-17 CH CH1183076A patent/CH616659A5/fr not_active IP Right Cessation
- 1976-09-20 BR BR7606209A patent/BR7606209A/pt unknown
- 1976-09-21 IE IE2085/76A patent/IE44843B1/en unknown
- 1976-09-21 FR FR7628327A patent/FR2333792A1/fr active Granted
- 1976-09-21 CA CA261,718A patent/CA1077497A/en not_active Expired
- 1976-09-21 BE BE170788A patent/BE846402A/xx not_active IP Right Cessation
- 1976-09-21 FI FI762694A patent/FI67370C/fi not_active IP Right Cessation
- 1976-09-21 GB GB234/79A patent/GB1552687A/en not_active Expired
- 1976-09-21 GB GB39125/76A patent/GB1552686A/en not_active Expired
- 1976-09-21 MX MX764936U patent/MX3846E/es unknown
- 1976-09-22 ES ES451752A patent/ES451752A1/es not_active Expired
- 1976-09-22 PT PT65624A patent/PT65624B/pt unknown
- 1976-09-22 DK DK426376A patent/DK160548C/da not_active IP Right Cessation
- 1976-09-22 NL NL7610526A patent/NL7610526A/xx not_active Application Discontinuation
- 1976-09-22 DE DE2642608A patent/DE2642608C2/de not_active Expired
- 1976-09-22 DE DE2661028A patent/DE2661028C2/de not_active Expired
- 1976-09-23 AU AU18048/76A patent/AU1804876A/en not_active Ceased
- 1976-09-23 AU AU18048/76A patent/AU512445B2/en not_active Ceased
- 1976-09-24 JP JP51114602A patent/JPS6059228B2/ja not_active Expired
-
1977
- 1977-02-04 FR FR7703256A patent/FR2329665A1/fr active Granted
- 1977-04-22 ES ES458181A patent/ES458181A1/es not_active Expired
-
1985
- 1985-06-26 JP JP14012285A patent/JPS6127977A/ja active Granted
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19971201 |