JPS55160738A - New cyclopentenedione compound and its preparation - Google Patents
New cyclopentenedione compound and its preparationInfo
- Publication number
- JPS55160738A JPS55160738A JP6769079A JP6769079A JPS55160738A JP S55160738 A JPS55160738 A JP S55160738A JP 6769079 A JP6769079 A JP 6769079A JP 6769079 A JP6769079 A JP 6769079A JP S55160738 A JPS55160738 A JP S55160738A
- Authority
- JP
- Japan
- Prior art keywords
- compound
- cyclopentenedione
- new
- preparation
- formula
- 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.)
- Granted
Links
Abstract
NEW MATERIAL:A cyclopentenedione compound of formula I (R is alkyl, alkenyl, alkynyl, cycloalkyl, thienyl, phenyl, p-methylbenzyl, or benzyl).
EXAMPLE: 4-Keto-5-allyl-2-cyclopentenone.
USE: An intermediate material for agricultural chemicals, e.g. cyclopentenolones, and medicines, e.g. prostaglandins.
PROCESS: A cyclopentenone compound of formula II is oxidized to give a compound of formula I.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6769079A JPS55160738A (en) | 1979-05-30 | 1979-05-30 | New cyclopentenedione compound and its preparation |
US06/151,603 US4371711A (en) | 1979-05-30 | 1980-05-20 | Process for producing 4-hydroxycyclopentenones |
EP80102834A EP0022162B1 (en) | 1979-05-30 | 1980-05-21 | Process for producing disubstituted 4-hydroxycyclopentenones; monosubstituted cyclopentendiones and 4-hydroxycyclopentenones |
DE8080102834T DE3062712D1 (en) | 1979-05-30 | 1980-05-21 | Process for producing disubstituted 4-hydroxycyclopentenones; monosubstituted cyclopentendiones and 4-hydroxycyclopentenones |
US06/420,082 US4465862A (en) | 1979-05-30 | 1982-09-20 | Cyclopentendione and cyclopentenone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6769079A JPS55160738A (en) | 1979-05-30 | 1979-05-30 | New cyclopentenedione compound and its preparation |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55160738A true JPS55160738A (en) | 1980-12-13 |
JPS6232739B2 JPS6232739B2 (en) | 1987-07-16 |
Family
ID=13352222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6769079A Granted JPS55160738A (en) | 1979-05-30 | 1979-05-30 | New cyclopentenedione compound and its preparation |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55160738A (en) |
-
1979
- 1979-05-30 JP JP6769079A patent/JPS55160738A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6232739B2 (en) | 1987-07-16 |
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