What is Dapsone powder?

Dapsone powder, also known as 4,4'-Diaminodiphenylsulfone is a diamine emulsion with two amino groups and one benzene sulfone group. It's an important organic conflation intermediate extensively used in the medicinal and color diligence. It's also used as a raw material for antibacterial agents and anti-inflammatory agents, generally used in the treatment of skin infections, rheumatoid arthritis, and diabetes. In the color assiduity, it serves as a synthetic intermediate for colorful colors and colorings. Its molecular formula is C12H12N2O2S, with a molecular weight of 248.3 grams/ spook, and CAS number 80-08-0. It appears as white crystalline powder and is sparingly answerable in water but answerable in organic detergents similar to alcohols and ketones.

Dapsone is an extensively used chemical emulsion that serves as a curing agent in epoxy resin systems and as a remedial agent for the treatment of bacterial infections in humans or creatures. Since 1963, it has been approved by the Food and Drug Administration as an antibiotic. In terms of its medical operations in mortal drug, in fact, it's an effective antibiotic used in the original treatment of leprosy and latterly as an asset for dermatitis herpetiformis.

Basic Information

Product name: Dapsone

Other name:4,4'-Diaminodiphenyl sulfone; DDS

CAS No.: 80-08-0

MF: C22H32N4O6S

MW:480.58

EINECS:211-533-5

MDL No.:MFCD04112907

Melting point:175-177 °C

storage temp. 2-8℃

Stability: Stable

Structural formula:

Quality standard

Preparation process

Melted 4,4'- dichlorodiphenyl sulfone was fed into a tubular reactor at an inflow rate of 140 g/ h via a high-pressure pump. Meanwhile, an admixture of ammonium hydroxide with a mass bit of 25 and cuprous chloride with an inflow rate of 800 g/ h(5.6 g/ h for cuprous chloride) was also fed into the reactor through another high-pressure pump. The nonstop ammonolysis response was performed at a pressure of 14 MPa and a temperature of 220 °C in the tubular reactor for 20 twinkles. After relaxation via a pressure-reducing stopcock, the product was anatomized by liquid-phase chromatography. The diaminodiphenyl sulfone crude product was attained after redundant ammonia was distilled out and separated in a recovery device. The crude product was dissolved in 10 hydrochloric acids at a mass bit of 30 °C, snowed using actuated carbon, filtered, cooled to below 10 °C, pH value was acclimated to 2-2.5 using a 10 sodium carbonate result, centrifuged, and filtered. The performing product was washed to impartiality, and dried, and the 4,4'- diamino diphenyl sulfone product with a chastity of 99.5 ( anatomized by liquid phase chromatography) was attained. The total yield was 97.1 ( grounded on 4,4'- dichlorodiphenyl sulfone).

Function

4 4 diaminodiphenyl sulfone has multiple functions and applications:

Treatment of contagious conditions it's extensively used as an antibiotic, particularly for the original treatment of leprosy( infections caused by leprosy). It can also be used as an asset for treating skin conditions similar as urticarial rash.

Other medical operations it's used for treating other types of bacterial infections, similar as tuberculosis, urinary tract infections, and otitis media.

Anti-inflammatory goods It can also be used to treat certain autoimmune conditions, similar as rheumatoid arthritis and dermatomyositis.

As a chemical conflation intermediate it's also used as an important intermediate in organic conflation and can be used to synthesize colorful composites, similar as colorings, polymer accouterments, and polymers.

It's important to note that the use of any drug should be done under the guidance of croaker and in agreement with the instructions handed with the drug. Don't tone- administer specifics or use them for illegal purposes.

Application

Dapsone powder has various applications in industries such as aerospace, laminated products, insulation materials, textile equipment, and pharmaceuticals. Here's a translation of the specific uses you mentioned:

Used for synthesizing polysulfone amide resins and other polymers, and as an anti-leprosy drug.

Used as an intermediate in the pharmaceutical and polymer materials industry.

Preferred medication for treating leprosy, can also be used in combination with other anti-leprosy drugs.

Used for treating various types of leprosy. Also used as a curing agent for epoxy resins in the industry.

Used as a gas chromatography stationary phase, organic synthesis intermediate, and curing agent for epoxy resins.

The above uses mainly involve industries such as aerospace, laminated products, insulation materials, textile equipment, and pharmaceuticals.

Handling and Storage

After handling, thoroughly wash the entire body. Remove contaminated clothing and wash before reuse.

Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Store in a cool, dry place. Keep the container tightly closed when not in use.

Packing & Shipping

Packing: 1kg/foil bag;5kg/carton;25kg/fiber drum; or packing as your request.

Customization: Customized logo; Customized packaging; Graphic customization

Shipping:

Payment Term

Why Choose Xi'an Yihui?

Customer feedback

Xi'an Yihui certificates

Xi'an Yihui Factory & Warehouse

Our Advantage

Rich experience: we have 13 Years of professional experience;

Customers all over the world: sell to more than 100 countries;

Provide diversified products: the products have been applied to all major international brands in the fields of drugs, dietary supplements, cosmetics, animal nutrition and functional food.

Price advance: low MOQ with competitive price;

Quality certification: ISO; Halal; Kosher certified

After-sales service: Professional team 7*24 hours customer service.

In conclusion

In summary, as a professional Dapsone powder manufacturer, we have advanced technology, scale advantage, the best quality, rich production experience, and excellent services. These advantages will make our 4,4'-Diaminodiphenylsulfone stand out in the market competition and win more customer trust and support. if you need Dapsone, pls feel free to contact us any time. we will reply you asap.

our contact information:

E-mail: sales@yihuipharm.com
Tel: 0086-29-89695240
WeChat or WhatsApp: 0086-17792415937

Hot Tags: Dapsone powder, 80-08-0, Diaminodiphenyl sulfone, 4 4 diaminodiphenyl sulfone,Suppliers, Manufacturers, Factory, Bulk, Price, Wholesale, In Stock, Free Sample, Pure, Natural