DK130923B - Analogifremgangsmåde til fremstilling af gamma-4-n-butoxyfenyl-alfa,beta-dibrom-delta alfa,beta-crotonlacton. - Google Patents
Analogifremgangsmåde til fremstilling af gamma-4-n-butoxyfenyl-alfa,beta-dibrom-delta alfa,beta-crotonlacton.Info
- Publication number
- DK130923B DK130923B DK63568A DK63568A DK130923B DK 130923 B DK130923 B DK 130923B DK 63568 A DK63568 A DK 63568A DK 63568 A DK63568 A DK 63568A DK 130923 B DK130923 B DK 130923B
- Authority
- DK
- Denmark
- Prior art keywords
- beta
- alpha
- croton
- butoxyphenyl
- dibromo
- 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
- C07D307/58—One oxygen atom, e.g. butenolide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/76—Unsaturated compounds containing keto groups
- C07C59/90—Unsaturated compounds containing keto groups containing singly bound oxygen-containing groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Saccharide Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS117367 | 1967-02-17 | ||
CS526567 | 1967-07-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK130923B true DK130923B (da) | 1975-05-05 |
DK130923C DK130923C (da) | 1975-10-06 |
Family
ID=25745395
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK63568A DK130923B (da) | 1967-02-17 | 1968-02-16 | Analogifremgangsmåde til fremstilling af gamma-4-n-butoxyfenyl-alfa,beta-dibrom-delta alfa,beta-crotonlacton. |
DK192270A DK129786B (da) | 1967-02-17 | 1970-04-16 | Analogifremgangsmåde til fremstilling af β-n-pentoxybenzoyl-β-bromacrylsyre. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK192270A DK129786B (da) | 1967-02-17 | 1970-04-16 | Analogifremgangsmåde til fremstilling af β-n-pentoxybenzoyl-β-bromacrylsyre. |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH495974A (da) |
DK (2) | DK130923B (da) |
ES (1) | ES350568A1 (da) |
FI (1) | FI49511C (da) |
-
1968
- 1968-02-12 CH CH201468A patent/CH495974A/de not_active IP Right Cessation
- 1968-02-16 FI FI42368A patent/FI49511C/fi active
- 1968-02-16 DK DK63568A patent/DK130923B/da not_active IP Right Cessation
- 1968-02-16 ES ES350568A patent/ES350568A1/es not_active Expired
-
1970
- 1970-04-16 DK DK192270A patent/DK129786B/da unknown
Also Published As
Publication number | Publication date |
---|---|
CH495974A (de) | 1970-09-15 |
DK129786B (da) | 1974-11-18 |
FI49511C (fi) | 1975-07-10 |
DK129786C (da) | 1975-04-28 |
DK130923C (da) | 1975-10-06 |
ES350568A1 (es) | 1969-05-16 |
FI49511B (da) | 1975-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |