NL7709873A - Verbeterde werkwijze voor de bereiding van butenolide derivaten. - Google Patents
Verbeterde werkwijze voor de bereiding van butenolide derivaten.Info
- Publication number
- NL7709873A NL7709873A NL7709873A NL7709873A NL7709873A NL 7709873 A NL7709873 A NL 7709873A NL 7709873 A NL7709873 A NL 7709873A NL 7709873 A NL7709873 A NL 7709873A NL 7709873 A NL7709873 A NL 7709873A
- Authority
- NL
- Netherlands
- Prior art keywords
- preparation
- improved procedure
- butenolide
- derivatives
- butenolide derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/04—Ortho-condensed systems
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3776076 | 1976-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7709873A true NL7709873A (nl) | 1978-03-15 |
Family
ID=10398816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7709873A NL7709873A (nl) | 1976-09-13 | 1977-09-08 | Verbeterde werkwijze voor de bereiding van butenolide derivaten. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5334769A (nl) |
| BE (1) | BE858646A (nl) |
| CA (1) | CA1104145A (nl) |
| CH (1) | CH628631A5 (nl) |
| DE (1) | DE2740801A1 (nl) |
| DK (1) | DK406777A (nl) |
| FR (1) | FR2364212A1 (nl) |
| NL (1) | NL7709873A (nl) |
| SE (1) | SE7710205L (nl) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1470097A (en) * | 1974-04-18 | 1977-04-14 | Int Dev Res Centre | Alpha-butyrolactone derivatives as germination factors |
-
1977
- 1977-09-08 NL NL7709873A patent/NL7709873A/nl not_active Application Discontinuation
- 1977-09-09 FR FR7727398A patent/FR2364212A1/fr not_active Withdrawn
- 1977-09-09 CA CA286,399A patent/CA1104145A/en not_active Expired
- 1977-09-09 DE DE19772740801 patent/DE2740801A1/de not_active Withdrawn
- 1977-09-12 SE SE7710205A patent/SE7710205L/xx unknown
- 1977-09-13 CH CH1115677A patent/CH628631A5/de not_active IP Right Cessation
- 1977-09-13 BE BE180863A patent/BE858646A/xx unknown
- 1977-09-13 DK DK406777A patent/DK406777A/da not_active Application Discontinuation
- 1977-09-13 JP JP10955677A patent/JPS5334769A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA1104145A (en) | 1981-06-30 |
| SE7710205L (sv) | 1978-03-14 |
| DE2740801A1 (de) | 1978-03-16 |
| CH628631A5 (en) | 1982-03-15 |
| JPS5334769A (en) | 1978-03-31 |
| FR2364212A1 (fr) | 1978-04-07 |
| DK406777A (da) | 1978-03-14 |
| BE858646A (fr) | 1978-03-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |