Naproxen
Contact Info
- Add:Rm.1503, No. 164, Jianghan North Rd., Wuhan, 430022 China., Zip: 430022
- Contact: Dr. Allen Zhang
- Tel:86-27-85736489
- Email:sales@kemiworks.com; info@kemiworks.net
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Appearance: White or offer white crystalline powder Assay: 98.0%～102.0% Identification: 1) IR Absorption - As per reference standard 2) UV Absorption - Do not differ by more than 3% at 272nm Loss on drying: 1.0% max. Specific rotation: -15.3° ～-17.0° Heavy metals: 0.002% max. Free naproxen: 1.0% max. Residual Solvent Acetone: 0.5% max. Chromatographic purity 1)Any single impurity: 0.5%max. 2)Total impurities: 2.0% max. Packing: 25kg/ fibre drum Storage: kept at cool, shadow place Shelf life: 3 years under proper storage
CAS NO:22204-53-1
EC NO:244-838-7
Molecular Formula:C14H13O3
Molecular Weight:229.2518
Synonyms:;(S)-(+)-2-(6-Methoxy-2-naphthyl)propionic acid;(+)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid;Naproxen;(2S)-2-(6-methoxynaphthalen-2-yl)propanoic acid;(2S)-2-(6-methoxynaphthalen-2-yl)propanoate;
Molecular Structure:
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