JPS5318574A - Preparation of chromone derivatives - Google Patents
Preparation of chromone derivativesInfo
- Publication number
- JPS5318574A JPS5318574A JP9271176A JP9271176A JPS5318574A JP S5318574 A JPS5318574 A JP S5318574A JP 9271176 A JP9271176 A JP 9271176A JP 9271176 A JP9271176 A JP 9271176A JP S5318574 A JPS5318574 A JP S5318574A
- Authority
- JP
- Japan
- Prior art keywords
- preparation
- chromone derivatives
- chromone
- derivatives
- allergodermia
- 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.)
- Pending
Links
Abstract
PURPOSE: To prepare chromone derivatives, useful as potent against allergic asthma, allergodermia, hay fever, etc., without using dangerous hydrogen azide from tetrazole-4-hydroxycoumarin.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9271176A JPS5318574A (en) | 1976-08-02 | 1976-08-02 | Preparation of chromone derivatives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9271176A JPS5318574A (en) | 1976-08-02 | 1976-08-02 | Preparation of chromone derivatives |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5318574A true JPS5318574A (en) | 1978-02-20 |
Family
ID=14062039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9271176A Pending JPS5318574A (en) | 1976-08-02 | 1976-08-02 | Preparation of chromone derivatives |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5318574A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58103096U (en) * | 1981-12-29 | 1983-07-13 | 株式会社河合楽器製作所 | guitar bone |
-
1976
- 1976-08-02 JP JP9271176A patent/JPS5318574A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58103096U (en) * | 1981-12-29 | 1983-07-13 | 株式会社河合楽器製作所 | guitar bone |
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