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Home > Products >  Best Entecavir assay 99.9%

Best Entecavir assay 99.9% CAS NO.209216-23-9

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  • FOB Price: USD 1 /Kilogram Get Latest Price
  • Min.Order: 10 Gram
  • Payment Terms: T/T,Western Union,MoneyGram,Other
  • Available Specifications:

    99.9%(1-10)Kilogram

  • Product Details

Keywords

  • Entecavir monohydrate
  • 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one monohydrate Entecavir
  • Entecavir 99.9%

Quick Details

  • ProName: Best Entecavir assay 99.9%
  • CasNo: 209216-23-9
  • Molecular Formula: C12H15N5O3
  • Appearance: white powder
  • Application: 209216-23-9 intermediate
  • DeliveryTime: 3days
  • PackAge: fiber can/aluminum foil bag
  • Port: china(beijing,shanghai,qingdao)
  • ProductionCapacity: 2 Kilogram/Month
  • Purity: 99.9%
  • Storage: room temperature
  • Transportation: by air or by sea
  • LimitNum: 10 Gram
  • Moisture Content: 5.8-6.3%
  • Impurity: 0.01%
  • assay: 99.9%
  • Standard: complies to EP9, USP39

Superiority

certificate of analysis of entecavir monohydrate

 

entecavir monohydrate

product name

entecavir monohydrate

batch no.

18111201

expiry date

2021.11

report date

2018.11.26

quantity

1200g

 

inspection items

accepted standard

results

appearance

white or almost white powder.

complies

solubility

practically insoluble in water,in anhydrous ethanol and in heptane,slightly soluble in methanol.

complies

optical rotation

+24.0°~+28.0°

+26.8°

identification

a:specific optical rotation 

complies

b: by ir, to match with working standard

complies

water

5.8%~7.0%

6.2%

impurity f

≤0.1%

not found

related substances

unspecified impurity ≤0.1%

0.01%

total impurities ≤0.3%

0.03%

sulfated ash

≤0.1%

0.04%

heavy

£10ppm

complies

residual  solvents

dichloromethane≤600ppm

not detected

methanol≤3000ppm

not detected

ethyl acetate≤5000ppm

200 ppm

toluene≤890ppm

not detected

particle size

95% of the particles should be within 125um

complies

assay

98.0%~102.0%

99.9%

conclusion :complies with ep9.0.

 

Details

CERTIFICATE OF ANALYSIS

 

Product name

Entecavir monohydrate

Batch No.

18111201

Expiry date

2021.11

Report Date

2018.11.26

Quantity

1200g

Inspection Items

Accepted Standard

Results

Appearance

White or almost white powder.

Complies

solubility

Practically insoluble in water,in anhydrous ethanol and in heptane,slightly soluble in methanol.

Complies

Optical rotation

+24.0°+28.0°

+26.8°

Identification

A:Specific optical rotation 

Complies

B: By IR, To match with working standard

Complies

Water

5.8%7.0%

6.2%

Impurity F

≤0.1%

Not found

Related Substances

Unspecified impurity ≤0.1%

0.01%

Total impurities ≤0.3%

0.03%

Sulfated ash

≤0.1%

0.04%

Heavy

£10ppm

Complies

Residual  solvents

Dichloromethane≤600ppm

Not detected

Methanol≤3000ppm

Not detected

Ethyl acetate≤5000ppm

200 ppm

Toluene≤890ppm

Not detected

Particle size

95% of the particles should be within 125um

Complies

Assay

98.0%102.0%

99.9%

Conclusion Complies with EP9.0.

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