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2-Amino-9-((1s,3r,4s)-4-(Benzyloxy)-3-(Benzyloxymethyl)-2-Methylenecyclopentyl)-1h-Purin-6(9h)-One

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2-Amino-9-((1S,3R,4S)-4-(Benzyloxy)-3-(Benzyloxymethyl)-2-Methylenecyclopentyl)-1H-Purin-6(9H)-One / CAS : 142217-81-0

Appearance white solid UN -
HS 29335990 DG Class -
Synonyms Entecavir Intermediate Viii Isomer; 3',5'-Di-O-Benzyl Entecavir; Entecavir-9; Entecavir E8; Entecavir Intermediate N-1
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Properties

Summary

Formula
C26H27N5O3
Molecular Mass
457.52400
Exact Mass
457.21100
PSA
108.05000
Logp
4.20240
IUPAC
2-amino-9-[(1S,3R,4S)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one
SMILES
C=C1C(CC(C1COCC2=CC=CC=C2)OCC3=CC=CC=C3)N4C=NC5=C4N=C(NC5=O)N

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Density
1.34 g/cm3
Appearance
white solid
Acidity and Basicity
alkalinity

Export information

HS Code
29335990
Export Rebate
13%

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