Claims
- 1. A compound of the formula ##STR64## wherein R.sub.1 and R.sub.2 are the same or different and each is methyl or methoxy; n is an integer of 0 to 21; m is 0 or 1, and Z is a group of the formula -(CH.dbd.CH).sub.l COR.sub.7 wherein .sub.l is an integer of 1 to 4 and R.sub.7 is hydroxy, methoxy or methyl.
- 2. A compound as claimed in claim 1, wherein m is 0.
- 3. A compound as claimed in claim 1, wherein n is 0.
- 4. A compound as claimed in claim 1, wherein each of R.sub.1 and R.sub.2 is methoxy.
- 5. A compound as claimed in claim 1, wherein n is 0, m is 0 and each of R.sub.1 and R.sub.2 is methoxy.
- 6. A compound as claimed in claim 1, wherein Z is a group of the formula -(CH.dbd.CH).sub.l COR.sub.7.
- 7. A compound as claimed in claim 1, wherein n is 0, m is 0, each of R.sub.1 and R.sub.2 is methoxy, and Z is a group of the formula -(CH.dbd.CH).sub.l COR.sub.7.
- 8. A compound as claimed in claim 1, wherein the compound is 3-[6-(2,3-dimethoxy-5-methyl-1,4-benzoquinonyl)]-acrylic acid.
- 9. A compound as claimed in claim 1, wherein the compound is 1-]6-(2,3-dimethoxy-5-methyl]-1,4-benzoquinonyl)]3-oxo-1-butene.
Parent Case Info
This application is a division of application Ser. No. 717,098, filed, Mar. 28, 1985 now U.S. Pat. No. 4,751,303 which is in turn a division of application Ser. No. 484,232, filed Apr. 12, 1983, now U.S. Pat. No. 4,526,719.
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Divisions (2)
|
Number |
Date |
Country |
Parent |
717098 |
Mar 1985 |
|
Parent |
484232 |
Apr 1983 |
|