Product Certification&
    Enterprise Certification

  • Ms.Michelle
    Tel: +8618092428356

Home > Products >  Factory supply High purity 99% Naproxene powder

Factory supply High purity 99% Naproxene powder CAS NO.22204-53-1

  • Product Details

Keywords

  • Naproxene
  • Naproxen
  • Naproxen powder

Quick Details

  • ProName: Factory supply High purity 99% Naproxe...
  • CasNo: 22204-53-1
  • Molecular Formula: C14H13O3
  • Appearance: powder
  • Application: Use for API, parmaceutical intermediat...
  • DeliveryTime: in stock, at any time
  • PackAge: Aluminum foil bags, cardboard drums an...
  • Port: any chinese port
  • ProductionCapacity: 1 Metric Ton/Month
  • Purity: 99%
  • Storage: Keep in a cool and dry place
  • Transportation: In stock;Fast and safty;Shipping by DH...
  • LimitNum: 1 Kilogram

Superiority

Name: Naproxen Sodium

Synonyms: (S)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid sodium salt

C.A.S NO. : 26159-34-2

Specification: 98.5% to 101.5%

Standard: EP/BP/USP

Molecular formula: C14H13NaO3

Characteristic: White to almost white crystalline powder

Solubility: Soluble in water, methanol; slightly soluble in ethanol

Melting point: 250-251℃

Boiling point: 403.9℃ at 760 mmHg

Certificate of analysis

Item

Specifications

Results

Appearance

White to almost white 

crystalline powder

Almost white crystalline

Identification

A. Infrared absorption

The infrared absorption 

spectrum is concordant 

with the reference spectrum

Conform

B. Ultraviolet Absorption

Absorptivities at 272nm,

calculated on the dried 

base, do not differ by 

more than 3%

<1%

Specific rotation

-17.0°to -15.3°

-16.7°

Loss on drying

≤1.0%

0.2%

Heavy metals

≤0.002%

<0.002%

Free Naproxen

≤1.0%

0.1%

Related substances

 (HPLC)

Impurity D(in-house)

≤0.10%

<0.01%

Impurity E(in-house, Impurity C in EP)

≤0.10%

<0.01%

Any other impurity

≤0.10%

<0.01%

Total impurities

≤0.5%

<0.01%

Residual Solvents

  

Toluene

≤50ppm

<1ppm

Methanol

≤50ppm

<12ppm

Ethanol

≤100ppm

<8ppm

[Assay] 

(On the dried basis)

It contains C14H13NaO3

 98.5% to 101.5%

99.7%

Conclusion

The results conforms with USP35 standards

Function of Naproxen

Naproxen is a nonsteroidal anti-inflammatory drug (NSAID) of the propionic acid class that relieves pain, fever, swelling, and stiffness.It is a nonselective COX inhibitor, usually sold as the sodium salt.

Naproxen poses an intermediate risk of stomach ulcers compared with ibuprofen, which is low-risk, and indometacin, which is high-risk.To reduce stomach ulceration risk, it is often combined with a proton-pump inhibitor (a medication that reduces stomach acid production) during long-term treatment of those with pre-existing stomach ulcers or a history of developing stomach ulcers while on NSAIDs.

Application of  Naproxen

It is a kind of NSAID, for ease common and severe pain, fever, inflammation, and by rheumatoid arthritis, rheumatoid arthritis, psoriatic arthritis, ankylosing spondylitis, gout, menstrual cramps, tendonitis, slippery bursa phlogistic wait for disease caused by ankylosing reaction, also has therapeutic effect for menstrual disorders. Anti-inflammatory analgesic.

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.

 

Our advantages:

 

1, High quality with competitive price:

1) Standard:BP/USP/EP/Enterprise standard

2) All Purity≥99%

3) We are manufacturer and can provide high quality products with factory price.

 

2, Fast and safe delivery

1) Parcel can be sent out in 24 hours after payment.Tracking number available

2) Secure and discreet shipment.Various transportation methods for your choice.

3) Customs pass rate ≥99%

4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe, 

and we have stock in there for transferring.

 

3,We have clients throughout the world.

1) Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire.

2) Market feedback and goods feedback will be appreciated, meeting customers's requirement is our responsibility.

3) High quality,competitive price,fast delivery ,first-class service gain the trust and praise from the customers.

Details

Shaanxi Mingqi Chemical Co., Ltd is committed to the development of import and export trade in the production, operation and plant extracts of pharmaceutical raw materials and intermediates. It has trade with other Asian countries and Europe, the Americas and African countries. Important exporters of pharmaceutical chemical raw materials and the world's latest importers of pharmaceutical raw materials.

    Shaanxi Mingqi Chemical Co., Ltd has always been adhering to the company to market-oriented, customer-centric, with professional and enterprising team spirit and the company's strong financial strength, to provide customers with fast, high quality and efficient services, and always " To benefit customers "for the purpose.

      In the pharmaceutical raw materials and intermediates export business, the company by virtue of years of accumulated experience and high quality and reasonable talent structure, accurate grasp of the market, not only with a number of well-known domestic production enterprises to establish a long-term stable strategic cooperative relations in the global pharmaceutical chemical raw materials And chemical intermediates on the market also won the loyal customer base and a very strong strategic partner, set up a professional image of the outsourcing of pharmaceutical procurement. On the basis of continuing to develop the existing export trade business, the Company has formulated the idea of establishing independent research and development center and constructing the production base of pharmaceutical and chemical products according to the future development trend of the pharmaceutical and chemical industry, and strives to establish the combination of R & D, manufacturing and trade Of the business development model.

      While actively expanding their business and creating economic profits, enterprises do not forget their social responsibility, and actively participate in greening trees, poor students and other social activities, and become a tradition for many years, creating a good social benefits.

Other products of this supplier

lookchemhot product CAS New CAS Cas Database Article Data Chemical Catalog