Yiwu Demei Electronic Commerce Firm is a modern high-tech chemical enterprise engaged in the research, development, production and sales of pharmaceutical raw materials and organic intermediates. It is committed to making its own contribution to the export of Chinese pharmaceutical chemicals to all over the world. In recent years, our products have also been exported to the UK, Germany, Australia, the Netherlands, Poland, Russia, Kazakhstan, the Philippines, Malaysia, Singapore and many other regions. we do business with customers based on the principle of honesty and trustworthiness. 

MATERIALS & TRANSPORTATION
Materials and transportation include: sea transportation, air transportation, railway transportation, truck transportation, large truck transportation, etc.

The weight ranges from grams to tons, which can meet almost all the inner needs of customers. In terms of product quality and product price, we have also made statistics on the current Chinese market. We strive to provide customers with the most advantageous price under the premise of the same quality.

FAQ

1.How can I get the samples?
  For some products,we can provide you with free off the shelf samples.You just need to pay for delivery.
2.Can you provide relevant documents?
  Of course.We can provide commercial invoice,packing list,bill of lading etc.If your market has any special requirements,just let me know.
3.How long will it take to deliver payment?
  The goods will be delivered within 1-3 days.And you will get the product within 7-10 days.It's safe and fast door to door delivery.
4.What's your payment terms?
  We support the ,Money Gram,Bitcoin,T/T,Alibaba,Alipay etc.

Specification

Application

Thiodiacetic acid is a carboxylic acid organic compound that can be used as a pharmaceutical synthesis intermediate.

Thiodiacetic acid is an important chemical raw material and chemical intermediate and is widely used in chemical, light industry, pharmaceutical, oil extraction, mineral processing and other industries.

Preparation of thiodiacetic acid: Add 540g (3.6mol) of DL-methionine, 408g (4.32mol) of chloroacetic acid, and 3L of water to a 5L four-necked flask, stir evenly, slowly heat to 80°C, and react for 8h; after the reaction is completed, cool and reduce pressure to recover the solvent water, and obtain a total of 936g of DL-homoserine lactone hydrochloride, methylthioacetic acid, and thiodiacetic acid mixture.

Packing:We will pack our products tightly to ensure that they are not damaged in trasit.

Delivery:We have good cooperation with many prodessional forwarders.We can send the products to you once you confrim the order.

Payment:We can support many payment terms,such as ,Money Gram,Bitcoin,T/T,Alibaba,Alipay etc.You can choose the way you like.

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