摘要
介绍了吡唑磺酰胺的工艺改进方法,通过改进,提高了产品质量,收率由50%提高到85%。
An improved method for the preparation of pyrazolyl sulfamide was introduced, and the purity of product was improved with yield increased from 50% to 85% and less pollution.
出处
《云南化工》
CAS
2003年第4期7-8,共2页
Yunnan Chemical Technology
关键词
农药
草克星
中间体
吡唑磺酰胺
合成工艺
收率
4-(ethoxycarbonyl)-1-methyl-5-pyrazole sulfonglisolyanote
technology
improvement
