2-methoxycarbonylbenzylsulfonamide CAS NO.112941-26-1

hebei yanxi chemical  co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and development production of reagent tens of thousands of species. our aim is quality strives for the survival. Seek development by credit reputation. Our products have big price advantage in Europe South America and so on .and Our company also has the advantage of high quality in Africa. in the past two years our products has reached more than 30 countries in the world, Europe. South America. North America, southeast Asia, Africa, etc. We welcome all over the world with the best quality and lowest price friend common cooperation and common development!

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9:Huge Supply(We have many raw materials and processing centers,Each day can provide dozens of kilogram-hundreds of kilograms of different products.)

10:Low Price(All the products are factory prices it can let you have a bigger profit margin)

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Chemical properties:
This product is white crystal, m.p.98 ~ 100℃, insoluble in water, soluble in acetonitrile.

Production method:
The preparation method is to add benzene and toluene in the reaction kettle, stir, and then add o-methoxycarbonyl benzyl sulfonyl chloride, and cool to below 10℃, through ammonia gas, the reaction is maintained below 30℃, through ammonia gas for about 3h, sampling analysis, the end of the ammonia gas, discharge filtration, filter cake further washing, filtering, drying finished products.

Use

O-methoxycarbonyl benzyl sulfonamide is an intermediate of the herbicide benzsulfuron.