| 发明名称 |
Process for the production of 2-(methylthio)-disodium barbiturate |
| 摘要 |
A process for the production or 2-(methylthio)-disodium barbiturate. Thiourea, malonic acid dimethyl ester and sodium methanolate are reacted to disodium thiobarbiturate. The disodium thiobarbiturate then is reacted with methyl bromide, optionally in the presence of a base, to the end product.
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| 申请公布号 |
US5250689(A) |
申请公布日期 |
1993.10.05 |
| 申请号 |
US19920936205 |
申请日期 |
1992.08.27 |
| 申请人 |
LONZA, LTD. |
发明人 |
RODUIT, JEAN-PAUL;ETZENSPERGER, MARCEL;WELLIG, ALAIN |
| 分类号 |
C07D239/66;C07D239/68;(IPC1-7):C07D239/02 |
主分类号 |
C07D239/66 |
| 代理机构 |
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