成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
+1 (818) 612-2111
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >API>Antipyretic analgesics>Nonsteroidal Anti-Inflammatory Drugs (NSAIDS)>Naproxen
Naproxen
  • Naproxen
  • Naproxen

Naproxen

Price $1
Package 1KG
Min. Order: 1G
Supply Ability: 100KG
Update Time: 2019-07-06

Product Details

Product Name: Naproxen CAS No.: 22204-53-1
Min. Order: 1G Purity: 98%
Supply Ability: 100KG Release date: 2019/07/06

AD68

Naproxen Basic information
Non-steroidal anti-inflammatory drugs Chemical Properties Uses Used in Particular Diseases production method Category Toxicity grading Acute toxicity Flammability and hazard characteristics Storage Characteristics Extinguishing agent
Product Name: Naproxen
Synonyms: ()-2-(methoxy-2-naphthyl)-propionicacid;()-2-(methoxy-2-naphthyl)-propionsaeure;()-propionicaci;(+)-2-(Methoxy-2-naphthyl)-propionic acid;(+)-2-(methoxy-2-naphthyl)-propionicacid;(+)-2-(Methoxy-2-naphthyl)-propionsaeure;(+)-2-naphthaleneaceticaci;(+)-6-Methoxy-alpha-methyl-2-napthaleneacetic acid
CAS: 22204-53-1
MF: C14H14O3
MW: 230.26
EINECS: 244-838-7
Product Categories: chiral;Carboxylic Acids (Chiral);Chiral Building Blocks;for Resolution of Bases;Optical Resolution;Synthetic Organic Chemistry;Intermediates & Fine Chemicals;Pharmaceuticals;Lipid signaling;Aromatics;ALEVE;Other APIs
Mol File: 22204-53-1.mol
Article illustration
 
Naproxen Chemical Properties
Melting point  152-154 °C(lit.)
alpha  D +66° (in chloroform)
Boiling point  332.25°C (rough estimate)
density  1.1450 (rough estimate)
refractive index  67.5 ° (C=1, CHCl3)
Fp  9℃
storage temp.  -20°C Freezer
Water Solubility  Insoluble in water.
Merck  14,6417
BRN  3591067
CAS DataBase Reference 22204-53-1(CAS DataBase Reference)
NIST Chemistry Reference Naproxen(22204-53-1)
 
Safety Information
Hazard Codes  Xn,T,F
Risk Statements  22-39/23/24/25-23/24/25-11-36/37/38
Safety Statements  36/37-45-16-7-26
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  UF5275000
HazardClass  6.1(b)
PackingGroup  III
Hazardous Substances Data 22204-53-1(Hazardous Substances Data)
Toxicity LD50 in mice (mg/kg): 435 i.v.; 1234 orally; in rats (mg/kg): 575 i.p.; 534 orally (Roszkowski)
Naproxen Usage And Synthesis
Non-steroidal anti-inflammatory drugs Naproxen is a non-steroidal anti-inflammatory drug ,it is a PG synthase inhibitor, which can inhibit prostaglandin synthetase, it has significant analgesic and antipyretic effects, oral absorption is rapid and complete, 2 to 4 hours after a dose ,plasma concentration reaches the peak, in the blood , more than 99% is bound to plasma proteins, t1/2 is 13 to 14 hours, about 95% is discharged from the urine with the prototype and metabolites.it is clinically used For the treatment of rheumatic and rheumatoid arthritis , osteoarthritis, ankylosing spondylitis, gout, arthritis, tenosynovitis.it can also be used to alleviate pain caused by musculoskeletal sprains, contusions,damages and dysmenorrhea . But it should be noted that like other non-steroidal anti-inflammatory drugs, the same serious gastrointestinal adverse reactions could occur at any time while taking naproxen during treatment, so the active gastroduodenal ulcer patients are hanged, other gastrointestinal tract disease patients should take this drug under close medical supervision.
The above information is edited by the Chemicalbook of Tian Ye.
Chemical Properties White crystal or crystalline powder. Melting point 155.3 ℃. Soluble in acetone, soluble in methanol, ethanol, acetic acid, insoluble in benzene, practically insoluble in water. In case of light,it is color-graded, odorless, tasteless.
Uses It is a non-steroidal anti-inflammatory drug for the relief of fever and inflammation and pain associated with arthritis or other symptoms , it has anti-inflammatory, antipyretic and analgesic effects. Naproxen plays a role by inhibiting the cyclooxygenase, which generates prostaglandin and is one kind of enzymes related to inflammatory mediators . It is recommended to take the drug during meals to reduce stomach irritation.
Used in Particular Diseases Acute Gouty Arthritis:
Dosage and Frequency: 500 mg twice daily for 3 days, then 250–500 mg daily for 4–7 days
production method by methylation, acetylation With 2-naphthol , 6-methoxy-2-acetonaphthone is produced, then it is condensed with acid ester, then generate the product through isomerization, hydrolysis, oxidation, and split and other reactions.
Category Toxic substances
Toxicity grading Highly toxic
Acute toxicity Oral-rat LD50 248 mg/kg; Oral-Mouse LD50: 360 mg/kg
Flammability and hazard characteristics Combustible; combustion produces toxic and acrid smoke.
Storage Characteristics Ventilated, low-temperature ,dry storeroom, it should be stored and transported from food raw materials separately.
Extinguishing agent Water, dry powder, foam,sand
Chemical Properties white to light yellow crystal powde
Uses An anti-inflammatory, analgesic, antipyretic. A non-steroidal anti-inflammatory
Definition ChEBI: A methoxynaphthalene that is 2-methoxynaphthalene substituted by a carboxy ethyl group at position 6. Naproxen is a non-steroidal anti-inflammatory drug commonly used for the reduction of pain, fever, inflammation and stiffness caused by conditions such a osteoarthritis, kidney stones, rheumatoid arthritis, psoriatic arthritis, gout, ankylosing spondylitis, menstrual cramps, tendinitis, bursitis, and for the treatment of primary dysmenorrhea. It works by inhibiting both the COX-1 and COX-2 enzymes.

Company Profile Introduction

Established in 2014,Career Henan Chemical Co. is a manufacturerspecializing in the sale of fine chemicals. Mainly deals in the sales of: Pharmaceutical intermediates OLED intermediates: Pharmaceutical intermediates; OLED intermediates;

You may like

Recommended supplier

Product name Price   Suppliers Update time
$41.00/500mg
VIP5Y
TargetMol Chemicals Inc.
2024-11-15
$1.00/1PCS
VIP6Y
Hebei Weibang Biotechnology Co., Ltd
2024-10-30
$1.90/1KG
VIP4Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-20
$100.00/50kg
VIP1Y
HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
2024-08-13
$0.00/1KG
VIP1Y
Hangzhou Hyper Chemicals Limited
2024-06-17
$15.00/1kg
Ouhuang Engineering Materials (Hubei) Co., Ltd
2024-04-26
$0.00/1kg
VIP1Y
Henan Suikang Pharmaceutical Co.,Ltd.
2024-04-26
$0.00/1kg
VIP1Y
Shaanxi TNJONE Pharmaceutical Co., Ltd
2024-04-07
$30.00/50BOX
Shanghai Chinqesen Biotechnology Co., Ltd.
2023-10-30
$0.00/25kg
Wuhan Marco Pharmaceutical Technology Co., Ltd.
2023-09-18
  • Since: 2014-12-17
  • Address: No.967,15th Floor,Unit 7, Building 1, No.70 of DianChang Road, High-tech Development Zone, Zhengzho
INQUIRY
楊俊青

sales@coreychem.com