BE871421A - Procede de preparation de 2,5-dialkyl-4-hydroxy-2,3-dihydrofuran-3-ones - Google Patents
Procede de preparation de 2,5-dialkyl-4-hydroxy-2,3-dihydrofuran-3-onesInfo
- Publication number
- BE871421A BE871421A BE191250A BE191250A BE871421A BE 871421 A BE871421 A BE 871421A BE 191250 A BE191250 A BE 191250A BE 191250 A BE191250 A BE 191250A BE 871421 A BE871421 A BE 871421A
- Authority
- BE
- Belgium
- Prior art keywords
- dihydrofuran
- dialkyl
- hydroxy
- ones
- preparing
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
- Seasonings (AREA)
- Furan Compounds (AREA)
- Cosmetics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2880077A IT1087026B (it) | 1977-10-20 | 1977-10-20 | Procedimento per la preparazione di 2,5-dialchil-4-idrossi-2,3-diidrofuran-3-oni |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE871421A true BE871421A (fr) | 1979-04-20 |
Family
ID=11224207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE191250A BE871421A (fr) | 1977-10-20 | 1978-10-20 | Procede de preparation de 2,5-dialkyl-4-hydroxy-2,3-dihydrofuran-3-ones |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5463068A (it) |
| BE (1) | BE871421A (it) |
| CA (1) | CA1110255A (it) |
| CH (1) | CH636611A5 (it) |
| DE (1) | DE2845843C3 (it) |
| FR (1) | FR2406636A1 (it) |
| GB (1) | GB2006205B (it) |
| IT (1) | IT1087026B (it) |
| LU (1) | LU80371A1 (it) |
| NL (1) | NL7810532A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2831676A1 (de) * | 1978-07-19 | 1980-02-07 | Basf Ag | Neue bis-epoxy-dialkoxy-alkane, deren herstellung und verwendung |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1383492A (en) * | 1970-12-21 | 1974-02-12 | Unilever Ltd | Dicarbonyl compounds and preparation of dihydrofuranones therefrom |
-
1977
- 1977-10-20 IT IT2880077A patent/IT1087026B/it active
-
1978
- 1978-09-29 CA CA312,375A patent/CA1110255A/en not_active Expired
- 1978-10-11 GB GB7840115A patent/GB2006205B/en not_active Expired
- 1978-10-16 LU LU80371A patent/LU80371A1/xx unknown
- 1978-10-17 FR FR7829553A patent/FR2406636A1/fr active Granted
- 1978-10-18 JP JP12745678A patent/JPS5463068A/ja active Pending
- 1978-10-19 CH CH1083578A patent/CH636611A5/it not_active IP Right Cessation
- 1978-10-20 BE BE191250A patent/BE871421A/xx not_active IP Right Cessation
- 1978-10-20 DE DE19782845843 patent/DE2845843C3/de not_active Expired
- 1978-10-20 NL NL7810532A patent/NL7810532A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| LU80371A1 (fr) | 1979-03-19 |
| NL7810532A (nl) | 1979-04-24 |
| JPS5463068A (en) | 1979-05-21 |
| DE2845843B2 (de) | 1980-04-30 |
| DE2845843A1 (de) | 1979-04-26 |
| CA1110255A (en) | 1981-10-06 |
| FR2406636B1 (it) | 1981-08-14 |
| FR2406636A1 (fr) | 1979-05-18 |
| IT1087026B (it) | 1985-05-31 |
| GB2006205B (en) | 1982-03-31 |
| GB2006205A (en) | 1979-05-02 |
| DE2845843C3 (de) | 1980-12-18 |
| CH636611A5 (it) | 1983-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE867326A (fr) | Procede de preparation de 1,2-polybutadiene | |
| LU80084A1 (fr) | Procede de preparation d'oligoimides | |
| BE858771A (fr) | Procede de preparation de bitumes-polymeres | |
| FR2301505A1 (fr) | Procede de preparation de 2,2-dimethylolalcanals | |
| BE861112A (fr) | Procede de preparation de 2-nitrate de 1,4:3,6-dianhydro-d-glucitol | |
| BE865661A (fr) | Procede de preparation de 3-alkyl-butene-1-als | |
| BE862463A (fr) | Procede de preparation de 2,5-dichlorophenol | |
| BE865201A (fr) | Procede de preparation de 1-amino-3-aryloxy-2-propanols | |
| BE870162A (fr) | Procede de preparation de p-benzoquinonediacetals | |
| BE864280A (fr) | Procede de preparation de m-bromo-alpha,alpha, alpha,-trifluorotoluenes | |
| BE865532A (fr) | Procede de preparation de 2,2-dimethylolalcanals | |
| BE842940A (fr) | Procede de preparation d'oxaphospholannes-1,2, | |
| FR2345434A1 (fr) | Procede de preparation de la 5-acetoacetylamino-benzimidazolone | |
| BE865728A (fr) | Procede de preparation du 2,3-dimethylpentanal | |
| BE861064A (fr) | Procede de preparation de siph2nylamine styrenee | |
| BE855371A (fr) | Procede de preparation de 1,1-difluorethylene | |
| BE866662A (fr) | Procede de preparation de 3,5-dihalogenanilines | |
| FR2333805A1 (fr) | Procede de preparation de n,n'-bis-trimethylsilyluree | |
| BE841761A (fr) | Procede de preparation de la 2, 5-dimethoxy-4-chloraniline | |
| FR2344564A2 (fr) | Procede de preparation de 2,5-dioxo-1,2-oxa-phospholannes | |
| BE863350A (fr) | Procede de preparation du tetramethyl-diacetal de la cyclohexane-dione-1,4 | |
| BE843910A (fr) | Procede de preparation de 2,5-dioxo-1-oxa-2-phospholanes | |
| BE861501A (fr) | Procede de preparation de la 17alpha-hydroxy-21-acetoxy-progesterone | |
| BE870978A (fr) | Procede de preparation de la (-)-vincamine | |
| BE872383A (fr) | Procede de preparation de phenylbutenones |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SNAMPROGETTI S.P.A. Effective date: 19841020 |