USD $10.00-100.00 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $10.00-10.00 / Kilogram
candesartan cilexetil cas 145040-37-5
description:
product name: |
candesartan cilexetil |
synonyms: |
1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2'-(1h-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1h-benzimidazole-7-carboxylate |
cas rn.: |
145040-37-5 |
einecs: | add |
molecular weight: | 610.66 |
molecular formula: | c33h34n6o6 |
refractive_index: | 1.665 |
tems |
standard |
results |
appearance |
white to off-white powder |
white powder |
solubility |
practically insoluble in water, freely soluble in methylene chloride, slightly soluble in anhydrous ethanol |
complies |
identification |
ir specture should be identical to that of candesratan cilexetil standard
the retention time of the major peak of the sample solution corresponds to that of the syandard solution |
complies
complies |
water |
nmt 0.3% |
0.1% |
residue on ignition |
nmt 0.1% |
<0.1% |
related compounds(hplc) |
ethyi candesartan nmt 0.2% desethyl candesartan cilexetilnmt0.3% n2-ethyl candesartan cilexe: nmt0.2% any other unkown impurity: nmt0.1% total impurities: nmt 0.6% |
0.05%
0.01% 0.01% 0.03% 0.12% |
assay |
98.7%-101.0% on the anhydrous basis |
100.5% |
residual solvents (gc) |
acetone: nmt 5000ppm methanol:nmt3000ppm methylene chloride: nmt600ppm diethyl ether: nmt5000ppm ethyl acetate: nmt 5000ppm dimethylformamide:nmt 880ppm |
21ppm n.d n.d n.d n.d n.d |
particle size |
for reference only |
d50:4um d90:13um |
conclusion |
it conforms to usp37 |