Chemical Co.Ltd

Chemical Co.Ltd
Country:  China (Mainland)
Business Type:  Trading Company
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2016 Professional manufacturer of Rifaximin/80621-81-4 with best price!!!

2016 Professional manufacturer of Rifaximin/80621-81-4 with best price!!! CAS NO.80621-81-4

  • Min.Order: 1 Kilogram
  • Payment Terms: L/C,T/T,MoneyGram
  • Product Details

Keywords

  • Rifaximin
  • XIFAXAN
  • 80621-81-4

Quick Details

  • ProName: 2016 Professional manufacturer of Rifa...
  • CasNo: 80621-81-4
  • Molecular Formula: C43H51N3O11
  • Appearance: orange-red powder
  • Application: API
  • DeliveryTime: within 1-2 days upon payment
  • PackAge: by foil bag or 25kg drum/box
  • Port: Shanghai or Shenzhen
  • ProductionCapacity: 1000000 Kilogram/Week
  • Purity: 99%min
  • Storage: regualr storage
  • Transportation: courier
  • LimitNum: 1 Kilogram
  • Related Substances: less than 0.02%
  • Residue on Ignition: less than 0.002
  • Heavy Metal: less than 0.0003
  • Valid Period: 2 yrs
  • product name: Rifaximin
  • CAS: 80621-81-4
  • mp: 200-2050C (dec)
  • storage: 0-6°C
  • MF: C43H51N3O11
  • brand: zhishang
  • other name: XIFAXAN
  • COA: available
  • HPLC: available
  • storage: in stock

Superiority

2016 Professional manufacturer of Rifaximin/80621-81-4 with best price!!!

1. Professional manufacturer

2. Best price

3. Fast delivery

4. Prompt before and after sale service

5. Quality guarantee

6. Reliable and truthworthy supplier

Details

2016 Professional manufacturer of Rifaximin/80621-81-4 with best price!!!

 

 

Rifaximin Basic information: 
Product Name: Rifaximin 
CAS: 80621-81-4 
Synonyms: XIFAXAN;,20,22,24,26-octamethyl-,(2s-(2r*,16z,18e,20r*,21r*,22s*,23s*,24s*,25r*,26s*,;2,7-(epoxypentadeca(1,11,13)trienimino)benzofuro(4,5-e)pyrido(1,2-a)benzimidaz;28e))-27r;fatroximin;l105;l105(ansamacrolideantibiotic);l105sv 
MF: C43H51N3O11 
MW: 785.88 
EINECS:  
Product Categories: Active Pharmaceutical Ingredients;Antibacterial;Intermediates & Fine Chemicals;Pharmaceuticals;Chiral Reagents 
Mol File: 80621-81-4.mol

 

 

 

Rifaximin Chemical Properties: 
mp  200-2050C (dec) 
storage temp.  0-6°C

 

 

 

Specifications of analysis:

 

 

 

Item

Specifications

Results

Characters

Red-orange to dark,crystalline powder

Red-orange crystalline powder

PH

Take sampleadd water into each 1 ml contains about

 10mg of suspensionaccording to the determination 

should be 4.5~7.5

6.4

Identification

1)Chemical

 

2)HPLC

 

 

 

3)IR

 

 

 

Identification reaction for ferric chlorideA brownish-black

colour is produced.

The retention time of principal peak of substance being 

examined in the chromatogram obtained in the assay is 

identical with that of standard solution.

The infrared absorption spectrum is concordant with 

reference spectrum of Rifaximin.

 

 

Confirm

 

 

 

Confirm

 

Confirm

 

Test

1)Crystallinity

2)Loss on drying

3)Related substance

 

4)Residue on ignition 

5)Heavy metals

6)Solvent residue

 

7)Microbial limit tests

Total microbial count 

Mould and yeast 

E.coli

 

Should meet the requirements.

Not more than 4.5%.

Individual impurity not more than 1.5%,

Total impurities not more than 3.0%.

Not more than 0.1%.

Not more than 0.002%.

Ethanol   Not more than 0.5%

Dichloromethane  Not more than 0.06%

 

Not more than 1000cfu/g

Not more than 100cfu/g

Absence per g Not detected 

 

Confirm

1.7%

Confirm

Confirm

0.03%

Confirm

Confirm

Not detected

 

Confirm

Confirm

Confirm

Assay

Not less than 98% (anhydrous substance)

98.9%

Conclusion

The results conforms with Enterprise standards

 

 80621-81-4..png80621-81-4.png

Company Information

 Zhishang Industry Co., Ltd. ("Zhishang") is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. We also customize high value-added chemicals and intermediates for the customer. The company spirit of "honesty, innovation first, practical-based" business philosophy, effective and practical management team in the development of the company to lay a solid foundation and also gradually create "Zhishang" as a brand for the industry leader.

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Our certificates

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Quality control

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Why choose us

Why  choose us      

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1.Full experience of large numbers containers loading in Chinese sea port.

2.Fast shipment by reputed shipping line.

3.Packing with pallet as buyer's special request.

4.Best service after shipment with e mail.

5.Cargoes together with container sales seervice available.

6.Full experience for Canada & Japan export.

7.Cargoes photo before and after loading into container.

8.Raw materials from Chinese origin.

Our workshop

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Contact information

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