Naproxen
8 Inquiries
22204-53-1
98%
according to the clients requirement
2026-07-05
N-Diethyl-m-toluamide,6-Methyluracil,Anisole,4-Dimethoxybenzoic acid,CS (lacrimator),Daucosterol
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Product Description
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Seller Information
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Inquiry History
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DescriptionKeywords
Naproxen
99.0%min purity
Quick DetailsProName:Naproxen
CasNo:22204-53-1
Molecular Formula:C14H14O3
Appearance:White to light yellow crystal powder
Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.
DeliveryTime:prompt
PackAge:according to the clients requirement
Port:Shanghai
ProductionCapacity:Metric Ton/Day
Purity:98%
Storage:Store in dry, dark and ventilated place.
Transportation:by sea or by air
LimitNum:1 Gram
SuperiorityDayangchem’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities of custom synthesis chemicals in lab, plant and industrial scale with more than fifteen years.
DayangChem exported this product to many countries and regions at best price in China. If you are looking for the product’s supplier in China, Dayangchem is your best choice.
Pls contact with us freely for getting detailed product specifications, product tech. date sheet, COA and MSDS, prices, delivery time and payment terms.
Details
Dayang Chem (Hangzhou) Co. Limited, established in 2000, dedicated to the development, production and marketing of chemicals. We are a leading manufacturer and supplier of chemicals in China.
Manufacturing base: The Company has some Manufacturing base in Zhejiang, Jiangsu and Shandong provide. These bases focus on production and Contract Manufacturing.
Sales agent: Dayangchem are authorized by many Chinese chemical manufacturers as universal agency and international area agency. Dayangchem has established very good cooperation and business relations with hundreds of Chinese qualified manufacturers by long time business intercourse.
Strong quality control system: Strength of our ethical commitment to quality control and quality assurance systems firmly based on ISO standard. QA and QC used in the whole process of raw material control, process control and finished product quality inspection.
Third lab test: Audit directly and tested by third party like SGS or INTERTEK in any time will be accepted under required.
Flexible payment terms: Various payment terms such as L/C,D/P,D/A and T/T will be accepted. Special Notice: DAYANGCHEM never require customers to remit payment to a personal account. Beware of being cheated.
Rich experience in sales: 1000 square meters of office space with independent property rights, Sales team of nearly 40 people. Our customers throughout the world, especially the world-renowned companies, such as BACHEM, BASF, CELANESE, CORDEN,DOW,EVONIK, GENZYME,HENKEL, MERCK,ROCHE,SANOFI,SOLVAY.
Basic Info-
Product Name:
Naproxen
Other Name:2-Naphthaleneacetic acid,6-methoxy-α-methyl-,(αS)-;2-Naphthaleneacetic acid,6-methoxy-α-methyl-,(+)-;2-Naphthaleneacetic acid,6-methoxy-α-methyl-,(S)-;(αS)-6-Methoxy-α-methyl-2-naphthaleneacetic acid;(+)-2-(6-Methoxy-2-naphthyl)propionic acid;Naproxen;(+)-6-Methoxy-α-methyl-2-naphthaleneacetic acid;d-2-(6-Methoxy-2-naphthyl)propionic acid;d-Naproxen;CG 3117;Naprosyn;Equiproxen;Naixan;(+)-Naproxen;(S)-(+)-Naproxen;(S)-Naproxen;(+)-(S)-Naproxen;(S)-2-(6-Methoxy-2-naphthyl)propionic acid;(S)-(+)-2-(6-Methoxy-2-naphthyl)propionic acid;(S)-6-Methoxy-α-methyl-2-naphthaleneacetic acid;(S)-2-(6-Methoxy-2-naphthyl)propanoic acid;(S)-(+)-Naproxene;Apo-Naproxen;Diocodal;RS 3540;Laraflex;Naprosyne;Naxen;MNPA;Naprux;Laser;Bonyl;Napren;Floginax;Veradol;Proxen;Panoxen;Proxine;Xenar;Dysmenalgit;Reuxen;Nycopren;Prexan;Naprium;Naprius;(S)-α-Methyl-6-methoxynaphthalene-2-acetic acid;Aproxen;(S)-2-(6-Methoxynaphthalen-2-yl)propionic acid;(S)-2-(6-Methoxynaphthalen-2-yl)propanoic acid;Xenar-CR;(2S)-2-(6-Methoxy-2-naphthyl)propanoic acid;(+)-(S)-2-(6-Methoxynaphthalen-2-yl)propanoic acid;(2S)-2-(6-Methoxynaphthalen-2-yl)propanoic acid
CAS No.:22204-53-1
UN No.:2811
Molecular Formula:C14H14O3
InChIKeys:InChIKey=CMWTZPSULFXXJA-VIFPVBQESA-N
Molecular Weight:230.26
Exact Mass:230.26
BRN:3591067
EC Number:244-838-7
HScode:2918990090
Categories:
Characteristics-
PSA:
46.5
XLogP3:3.3
Appearance:Solid
Density:1.24 g/cm3
Melting Point:152-154 °C
Boiling Point:403.8°C at 760 mmHg
Flash Point:9℃
Refractive Index:1.609
Water Solubility:Insoluble in water.
Storage Conditions:-20°C Freezer
Vapor Pressure:1.89X10-6 mm Hg at 25 deg C (est)
Toxicity:Oral-Rat LD50 248 mg/kg; Oral-Mouse LD50: 360 mg/kg
Flammability characteristics:Flammable; burning produces toxic and spicy irritating smoke
Specific rotation:D +66° (in chloroform)
Odor:Practically odorless
PKA:4.15None
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
Reproductive toxicity, Category 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H302 Harmful if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
H361 Suspected of damaging fertility or the unborn child
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P203 Obtain, read and follow all safety instructions before use.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
P318 IF exposed or concerned, get medical advice.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Commercially available naproxen and naproxen sodium conventional tablets and naproxen delayed-release (enteric-coated) tablets should be stored in well-closed containers at 15 - 30 deg C; the containers for the delayed-release tablets also should be light resistant. Extended-release naproxen sodium tablets should be stored in well-closed containers at 20 - 25 deg C. Naproxen oral suspension should be stored in light-resistant containers at 15 - 30 deg C, and temperatures exceeding 40 deg C should be avoided. Naproxen conventional and delayed-release (enteric-coated) tablets should be stored in well-closed, light-resistant containers. Naproxen sodium tablets should be stored in well-closed containers.
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Seller Information
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Business Type:
Manufactory
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Main Products:
N-Diethyl-m-toluamide,6-Methyluracil,Anisole,4-Dimethoxybenzoic acid,CS (lacrimator),Daucosterol
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Location:
RM901-7,Unit 2,259# WenSan Road, Xihu District, Hangzhou Zhejiang, China
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Payment Terms:
TT against copy of documents,D/P,L/C,D/A,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
2
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Total Annual Revenue:
$10 million-$25 million
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Total Employees:
11-50
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Year of Establishment:
2020
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Certifications:
Dangerous Chemicals Business License,Pesticide Business License,ISO 9001:2015
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Inquiry History8 Inquiries
Country Product Purchase Quantity Date Posted 
Indonesia
Naproxen 22204-53-1 Pharmaceutical Raw Materials for Anti-Inflammatory
1 KG Oct 3, 2023 
Bangladesh
Naproxen USP
250 KG Dec 2, 2025
Indonesia
Naproxen
1 KG Oct 31, 2023
Bangladesh
Naproxen
500 KG Jul 24, 2023
Bangladesh
Naproxen sodium
2.00 MT Dec 11, 2025 
Slovenia
Naproxen
500 G Apr 1, 2025 
India
Naproxen
1 MT Jun 27, 2024 
Turkey
Naproxyn
1.00 MT May 17, 2024 Post an enquiry for this product
