Etoricoxib Intermediate CAS 249561-98-6 ; 291756-76-8 Purity ≥99.0% (HPLC) Factory

Short Description:

Chemical Name: 2-Chloro-1,3-Bis(dimethylamino)trimethinium Hexafluorophosphate

CAS: 249561-98-6

Alternative CAS: 291756-76-8

Purity: ≥99.0% (HPLC)

Appearance: Light-Yellow to Brown Powder

Intermediate of Etoricoxib (CAS: 202409-33-4)

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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291756-76-8 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of 2-Chloro-1,3-Bis(dimethylamino)trimethinium Hexafluorophosphate (CAS: 249561-98-6; 291756-76-8) with high quality, intermediate of Etoricoxib (CAS: 202409-33-4). Etoricoxib is used in the treatment of osteoarthritis (OA), acute gouty arthritis, and other diseases.
Ruifu Chemical has been supplying pharmaceutical intermediates and APIs more than 15 years. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase Etoricoxib intermediates, Please contact: alvin@ruifuchem.com 

Intermediates of Etoricoxib (CAS: 202409-33-4):

291756-76-8 - Chemical Properties:

Chemical Name 2-Chloro-1,3-Bis(dimethylamino)trimethinium Hexafluorophosphate
Synonyms (Z)-2-Chloro-1,3-Bis(dimethylamino)trimethinium Hexafluorophosphate; (Z)-N-[2-Chloro-3-(Dimethylamino)allylidene]-N-Methylmethanaminium Hexafluorophosphate; N-(2-Chloro-3-(Dimethylamino)allylidene)-N-Methylmethanaminium Hexafluorophosphate(V)
Impurity Etoricoxib Related Compound C
Stock Status In Stock, Commercial Production
CAS Number 249561-98-6
Alternative CAS Number 291756-76-8
Molecular Formula C7H14ClN2·F6P
Molecular Weight 306.62 g/mol
Melting Point 125.0~126.0℃  
Store Under Inert Gas Store Under Inert Gas (Nitrogen or Argon) at 2~8℃
COA & MSDS Available
Origin of Product    Shanghai, China
Product Categories
Pharmaceutical Intermediates
Brand Ruifu Chemical

291756-76-8 - Specifications:

Items Specifications  Results
Appearance Light-Yellow to Brown Powder  Light-Yellow Powder 
Chloride ≤0.05% <0.05%
Water by Karl Fischer  ≤0.50% 0.11%
Purity / Analysis Method ≥99.0% (HPLC)  99.9%
Infrared Spectrum Conforms to Structure  Conforms  
NMR Spectrum Conforms to Structure  Conforms 
Conclusion The product has been tested and complies with the given specifications
Application Intermediate of Etoricoxib (CAS: 202409-33-4)

291756-76-8 - Package/Storage/Shipping:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed and store in a cool, dry (2~8℃), well-ventilated warehouse away from incompatible substances. Keep away from sunshine; avoid fire and heat sources; avoid moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 

291756-76-8 - Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

291756-76-8 - FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

291756-76-8 - Risk and Safety:

Hazard Symbols Xi - Irritant
Risk Codes 36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description
26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany 3

291756-76-8 - Application:

2-Chloro-1,3-Bis(dimethylamino)trimethinium Hexafluorophosphate (CAS: 291756-76-8), intermediate of Etoricoxib (CAS: 202409-33-4).
Etoricoxib is a kind of highly selective cyclooxygenase-2 (COX-2) inhibitors developed by the Merck company. Etoricoxib has a unique chemical structure that is methylsulfonyl group. The introduction of this group can not only increase the selectivity for COX-2 drugs, but also does not produce sulfa drugs and cross-allergic reactions.
Etoricoxib was first approved for entering into market in 2002 in the UK, followed by the marketing countries and regions including the European Union, Asia, Australia and Latin America. Until the end of 2013, it has been approved for marketing in 97 countries for being widely used in treatment of osteoarthritis (OA), rheumatoid arthritis, ankylosing spondylitis, chronic low back pain, acute gouty arthritis, primary dysmenorrhea and postoperative pain, and other diseases.
Etoricoxib has also entered into market in Taiwan and Hong Kong of China. It had entered into market in Chinese mainland in 2008 with the approved indications being acute gouty arthritis and OA and another indication being primary dysmenorrhea in the second half year of 2014.

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