4,4'-Oxybis(Benzene Sulfonyl Chloride) 

CAS No. : 121-63-1

Molecular Formula: C₁₂H₈Cl₂O₅S₂

Molecular Weight: 367.22

Structural Formula:

Technical index:

              Appearance: white crystal powder

              Assay: ≥98%

              Melting Point: >127℃

              Free Water: ≤0.3%

              Free Acid: ≤0.2%

Our Server

1. Competitive offers with standard high quality or customize

2. Available customizing blending of above 2 single products

3. Prompt delivery within 2-3 weeks(1 weeks is available for ready stock)

4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 years

5. Respond to inquires within 1 hour and 24hours' online service

6. Free sample and correct shipping documents dispatched according to regulations of different countries

7. Advise price trend accurately and help clients to make order decision

8. Weekly update offers provided to every potential client

Founded in 2008, East Chemsources Limited is a professional manufacturer of supplier in food and pharmaceutical field in China.

Through more than four years development, QINGDAO EAST CHEMSOURCES TRADE CO.,LTD,there is new branch office Qingdao East Chemsources Limited,our company has developed from single product at first to providing solution to finished products now, is committed to providing solutions for success and growth through long term relationships.

   Currently, our products have been exported to more than 50 countries all over the world. Our service is accomplished by providing good quality solution that matches the specifications of our clients at competitive price. Our products will derive from trusted sources and arrive to our clients in time and well arranged manner, be creating the greatest benefits for our customers.

  Whether your project is large or small, whether it needs one, several or all of our disciplines you will find our level of dedication to a quality result to be the same. We are looking forward to your sincere cooperation and participation.