JPS4920177A - - Google Patents
Info
- Publication number
- JPS4920177A JPS4920177A JP6262672A JP6262672A JPS4920177A JP S4920177 A JPS4920177 A JP S4920177A JP 6262672 A JP6262672 A JP 6262672A JP 6262672 A JP6262672 A JP 6262672A JP S4920177 A JPS4920177 A JP S4920177A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6262672A JPS4920177A (en) | 1972-06-21 | 1972-06-21 | |
GB2888373A GB1428186A (en) | 1972-06-21 | 1973-06-18 | Chromone derivatives |
DE2331138A DE2331138A1 (en) | 1972-06-21 | 1973-06-19 | CHROMON DERIVATIVES, PROCESS FOR THEIR MANUFACTURING AND PRODUCTS CONTAINING THESE |
FR7322547A FR2189063B1 (en) | 1972-06-21 | 1973-06-20 | |
US05/371,852 US4001280A (en) | 1972-06-21 | 1973-06-20 | Chromone derivatives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6262672A JPS4920177A (en) | 1972-06-21 | 1972-06-21 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20644781A Division JPS57126488A (en) | 1981-12-21 | 1981-12-21 | Preparation of chromone-2-carboxylate |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4920177A true JPS4920177A (en) | 1974-02-22 |
Family
ID=13205704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6262672A Pending JPS4920177A (en) | 1972-06-21 | 1972-06-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS4920177A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4259520A (en) * | 1979-01-10 | 1981-03-31 | Basf Aktiengesellschaft | Preparation of butanedicarboxylic acid esters |
JPH0426652A (en) * | 1990-05-21 | 1992-01-29 | Agency Of Ind Science & Technol | Production of dicarboxylic acid ester from butadiene, carbon monoxide and alcohol |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB846247A (en) * | 1958-03-03 | 1960-08-31 | Rech S & Documentation Chimiqu | Production of ª†-benzopyrone derivatives |
GB1032362A (en) * | 1962-03-30 | 1966-06-08 | Benger Lab Ltd | Chromone derivatives |
-
1972
- 1972-06-21 JP JP6262672A patent/JPS4920177A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB846247A (en) * | 1958-03-03 | 1960-08-31 | Rech S & Documentation Chimiqu | Production of ª†-benzopyrone derivatives |
GB1032362A (en) * | 1962-03-30 | 1966-06-08 | Benger Lab Ltd | Chromone derivatives |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4259520A (en) * | 1979-01-10 | 1981-03-31 | Basf Aktiengesellschaft | Preparation of butanedicarboxylic acid esters |
JPH0426652A (en) * | 1990-05-21 | 1992-01-29 | Agency Of Ind Science & Technol | Production of dicarboxylic acid ester from butadiene, carbon monoxide and alcohol |