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Sell: Entecavir monohydrate |
| Date: |
2011-06-26 |
| Cas#: |
142217-69-4 |
| Specification: |
min99% |
| Price: |
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| Quantity: |
Kilogram |
| Term: |
365 |
| Note: |
Molecular Weight: 295.30.
Molecular Formula: C12H15N5O3. H2O
CAS No.: [142217-69-4]
Appearance: White to off-white crystalline power.
Identification: 1)H-1 NMR spectrum: Conforms
2)HPLC: The retention time corresponds to that of the reference standard.
Related substances: <0.5%.
Water: 5.0-7.0%.
Loss on drying: NMT0.5%.
Assay(HPLC): Min99.0%.
Entecavir intermediates:
(1S, 2S, 3S, 5S)-5-(2-amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-(benzyloxymethyl)cydopentanol CAS No.: [142217-77-4]
(2R, 3S, 5S)-3-(benzyloxy)-5-(6-benzyloxy)-2-(4-methyoxyphenyl)diphenylmethylamino)-9H-purin-9-yl)-2-benzyloxymethyl)cyclopentanol CAS No.: [142217-78-5]
(2R, 3S, 5S)-3-(benzyloxy)-5-(6-benzyloxy)-2-(4-methyoxyphenyl)diphenylmethylamino)-9H-purin-9-yl)-2-benzyloxymethyl)cyclopentanol CAS No.: [142217-79-6]
6-(benzyloxy)-9-(1S, 3R, 3S)-4-(benzyloxy)_3-(benzyoxymethyl)-2-methylenecyclopentyl)-N-N-(4-methyoxyphenyl)diaphenylmethyl)-9H-purin-2-amino CAS No.: [142217-80-9]
6-(benzyloxy)-9-(1S, 3R, 4S)-4-(benzyloxy)-3-(benzyoxymethyl)-2-methylenecyclopentyl)-9H-purin-2-amino CAS No.: [204845-95-4]
6-Oxabicyclo[3.1.0]hexane, -3-(phenymethyloxy)-2-[(phenylmethoxy)methyl], -(1S, 2R, 3S, 5R)
CAS No.: [110567-22-1] |
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