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Pharmaceutical API Antipyretic Analgesic 99% Naproxen Powder CAS 22204-53-1

Basic Information
Place of Origin: China
Brand Name: HNB
Certification: ISO
Model Number: Naproxen
Minimum Order Quantity: 1KG
Price: Negotiable
Packaging Details: Aluminum foil bag
Delivery Time: Usually3-5days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram,Alibaba Assurance Order
Supply Ability: 5000kg/Month
Detail Information
CAS: 22204-53-1 Mf: C14H14O3
MW: 230.26 Specification: 99%
Melting Point: 152-154 °C Appearance: White Crystalline Powder
Sample: Available
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CAS 22204-53-1 Antipyretic Analgesic


API 99% Naproxen Powder


Pharmaceutical API Naproxen Powder

Product Description

Pharmaceutical Antipyretic Analgesic API 99% Naproxen Powder CAS 22204-53-1

Pharmaceutical API Antipyretic Analgesic 99% Naproxen Powder CAS 22204-53-1 0

Product name



White crystalline powder








Keep in cool dry place.

Pharmaceutical API Antipyretic Analgesic 99% Naproxen Powder CAS 22204-53-1 1


The Introductction of Piroxicam


Naproxen is a white crystalline or crystalline powder. Melting point 155.3℃. Soluble in acetone, soluble in methanol, ethanol, glacial acetic acid, insoluble in benzene, almost insoluble in water. Gradual color change when exposed to light, odorless, tasteless.

Naproxen is a non-steroidal anti-inflammatory drug, PG synthase inhibitor, can inhibit prostate synthase, has significant analgesic and antipyretic effects, oral absorption is completely rapid, plasma concentration peaks 2 to 4 hours after 1 administration, more than 99% in the blood and plasma protein binding, t1/2 for 13-14 hours, about 95% from the urine in its original form and metabolites excreted. Clinically used for the treatment of rheumatic and rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, gout, arthritis, tenosynovitis. It is also used to relieve pain due to musculoskeletal sprains, contusions, injuries, and dysmenorrhea. However, it should be noted that, as with other NSAIDs, serious gastrointestinal adverse reactions may occur at any time during treatment with naproxen, so it is contraindicated in patients with active gastroduodenal ulcers and should be taken under close medical supervision in patients with other gastrointestinal disorders.


The Application & Function of Piroxicam


Naproxen is a nonsteroidal anti-inflammatory and analgesic drug used to relieve fever and inflammation and pain associated with arthritis or other symptoms, with anti-inflammatory, antipyretic and analgesic properties.

Naproxen also has the following uses.
1, naproxen can enhance the body's resistance, for this reason to supplement the weakness of the body caused by the lack of kidney energy, gastrointestinal power system sleepiness and other related symptoms caused by all have a huge role.
2, naproxen for H. pylori has a good inhibitory effect. It can very well cure the problem of atrophic gastritis, superficial gastritis, duodenal ulcer. In addition, it can also promote the metabolism of gastric acid after improving the role of gastrointestinal power system. Assist the body's digestion and absorption and digestion and absorption.
3, naproxen also has a very good treatment of rheumatism and rheumatoid symptoms, many of the long-term rheumatic diseases of people to take naproxen after the rheumatic disease significantly felt a very good alleviation, so the long-term use of naproxen to control the re-emergence of not allowed.
4, clinical experiments found that naproxen can reasonably improve pancreatic activity, the obvious practical effect is to reduce the level of blood glucose volume, and then the volume of blood glucose value to repair to all normal level or more.


Other Name of Piroxicam:

NAPROXEN BASE;(S)-NAPROXEN;(S)-2-(6-Methoxynaphthalen-2-yl)propanoic acid;Naprosyn;NAPROXENE;NAPROXEN FREE BASE;axer;Bonyl;Xenar;Naxen


The COA of Piroxicam


Product Name Naproxen Batch No. HNB-190302
Quantity 500kg Test Sample 10g
Manuf.Date 2022.12.22 Test Date 2022.12.22
Issuing Date 2022.12.22 Expiry Date 2024.12.21
Test parameter Test Iimit Results
Appearanco White crystalline powder White crystalline Powder
Identification A: IR Conforms
B: HPLC Conforms
Solubility Soluble in methanol, ethanol or trichloromethane, slightly soluble in ether, almost insoluble in water. Conforms
Assay ≥98.5% 99.3%
Specific rotation  +63.0° to +68.5° +65.5°
Choride ≤ 0.03% 0.01%
Melting point
Related Substances Individual impurity: ≤0.2% Conforms
Total impurties: ≤0.5% Conforms
Residue on Ignition ≤0.1% 0.03%
Heavy metals ≤20ppm Conforms
Loss on drying ≤0.5% 0.3%
Conclusion The above material complies with USP 43 standard

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