| 发明名称 |
Method of preparing 2-keto-4,6,8,8-tetramethyl-8,9-dihydro-2H-pyrano-(3,2-g) quinoline, a blue-green laser dye |
| 摘要 |
A laser dye, 2-keto-4,6,8,8-tetramethyl-8,9-dihydro-2H-pyrano(3,2-g) quinoline, is prepared by mixing m-aminophenol and ethyl acetoacetate and heating the mixture.
|
| 申请公布号 |
US4380634(A) |
申请公布日期 |
1983.04.19 |
| 申请号 |
US19810308014 |
申请日期 |
1981.10.05 |
| 申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY |
发明人 |
ATKINS, RONALD L. |
| 分类号 |
C07D491/04;C07D491/052;(IPC1-7):C07D471/04 |
主分类号 |
C07D491/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
