Min.Order / FOB Price:Get Latest Price
1 Kilogram |
Negotiable |
Esomeprazole magnesium (Trihydrate) Esomeprazole magnesium Esomeprazole magnesium
usp standard
Description |
White to slightly colored powder |
Solubility |
Soluble in methanol, slightly soluble in water, practically soluble in heptane |
Identification by a) IR b) AAS |
Sample spectrum /Absorption should match with standard |
Colour of Solution at 440 nm (2.0 % w/v solution in methanol) |
NMT 0.2 |
Specific Rotation at 20 ℃(1.0% w/v solution in methanol)( On Anhydrous basis) |
NLT –137.0 °~ –142.0° |
Water (%w/w) |
6.0% to 8.0 % |
Chromatographic Purity by HPLC (%)
|
a) N-Oxide Analogue. NMT 0.1% b) Sulfone Analogue NMT 0.2% c) Benzimidazole Analogue NMT 0.1% d) Dis-methoxy Analogue NMT 0.1% e) Sulphide Analogue NMT 0.1% f) Any other Individual Impurity NMT 0.1% g) Total Impurities NMT 0.5% |
Enantiomeric Purity (%)
|
a) Purity NLT 99.8% b) R-Omeprazole NMT 0.2% |
Magnesium Content ( % w/w) (On Anhydrous Basis) |
3.30% to 3.55% |
Assay by HPLC (% w/w) (On Anhydrous Basis) |
98.0 % to 102.0% |
Residual Solvents by GC-HS (ppm)
|
a) Methylene Chloride NMT 600ppm b) Methanol NMT 3000ppm c) Acetone NMT 5000ppm d) Ethyl Acetate NMT 5000ppm e) Toluene NMT 900ppm |
Description |
White to slightly colored powder |
Solubility |
Soluble in methanol, slightly soluble in water, practically soluble in heptane |
Identification by a) IR b) AAS |
Sample spectrum /Absorption should match with standard |
Colour of Solution at 440 nm (2.0 % w/v solution in methanol) |
NMT 0.2 |
Specific Rotation at 20 ℃(1.0% w/v solution in methanol)( On Anhydrous basis) |
NLT –137.0 °~ –142.0° |
Water (%w/w) |
6.0% to 8.0 % |
Chromatographic Purity by HPLC (%)
|
a) N-Oxide Analogue. NMT 0.1% b) Sulfone Analogue NMT 0.2% c) Benzimidazole Analogue NMT 0.1% d) Dis-methoxy Analogue NMT 0.1% e) Sulphide Analogue NMT 0.1% f) Any other Individual Impurity NMT 0.1% g) Total Impurities NMT 0.5% |
Enantiomeric Purity (%)
|
a) Purity NLT 99.8% b) R-Omeprazole NMT 0.2% |
Magnesium Content ( % w/w) (On Anhydrous Basis) |
3.30% to 3.55% |
Assay by HPLC (% w/w) (On Anhydrous Basis) |
98.0 % to 102.0% |
Residual Solvents by GC-HS (ppm)
|
a) Methylene Chloride NMT 600ppm b) Methanol NMT 3000ppm c) Acetone NMT 5000ppm d) Ethyl Acetate NMT 5000ppm e) Toluene NMT 900ppm |
CAS NO:53179-09-2
CAS NO:97-59-6
CAS NO:122111-03-9
CAS NO:26787-78-0
CAS NO:54965-24-1
CAS NO:98319-26-7
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View