China 99% Chloropretadalafil CAS 171489-59-1 for Tadalafil Intermediate with Factory Price, Find details about China Chloropretadalafil, 171489-59-1 from 99% Chloropretadalafil CAS 171489-59-1 for Tadalafil Intermediate with Factory Price
Product Name | (1R,3R)-1-(1,3-Benzodioxol-5-yl)-2-(chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid methyl ester |
CAS No. | 171489-59-1 |
Appearance | White powder |
Assay | ≥99% |
Capacity | 100mt/year |
Min.packing | 10gram |
Application | Organic intermediate |
Standard | Enterprise export |
More information | Molecular Formula: C22H19ClN2O5 |
Molecular Weight: 426.85 | |
CAS Registry Number: 171489-59-1 | |
Melting point: 230-232 ºC |
ITEMS | SPECIFICATION | TESTRESULTS |
Appearance | Off-white or white powder | Conforms |
Identification | HPLC,NMR;LC-MS | Conforms |
Related substances | Individual impurity≤0.5% | 0.09% |
Total impurities≤1.0% | 0.20% | |
Loss on drying | ≤0.5% | 0.3% |
Residue on ignition | ≤0.1% | 0.04% |
Heavy metals | ≤10ppm | Conforms |
Assay | ≥98.0 % | 99.1% |
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99% Chloropretadalafil CAS 171489-59-1 For Tadalafil Intermediate With Factory Price