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ChemicalBook >> CAS DataBase List >> 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one

2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one

2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one price.
  • $43 - $1428
  • Product name: 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one
  • CAS: 142217-81-0
  • MF: C26H27N5O3
  • MW: 457.52
  • EINECS:1312995-182-4
  • MDL Number:MFCD11977291
  • Synonyms:Entecavir InterMediate VIII IsoMer;Entecavir InterMediate N-1;[1S-(1α,3α,4β)]-2-AMino-1,9-dihydro-9-[2-Methylene-4-(phenylMethoxy)-3-[(phenylMethoxy)Methyl]cyclopentyl]-6H;2-AMino-1,9-dihydro-9-[(1S,3R,4S)-2-Methylene-4-(phenylMethoxy)-3-[(phenylMethoxy)Methyl]cyclopentyl]-6H-purin-6-one;3',5'-Di-O-benzyl Entecavir;2-AMino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxyMethyl)-2-Methylenecyclopentyl]-6H-purin-6-one (interMediate 7);2-AMino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxyMethyl)-2-Methylenecyclopentyl]-6H-purin;2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)-methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)
15 prices
Selected condition：
Brand
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Chemenu
  • Crysdot
  • CSNpharm
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • TRC
Package
  • 25MG
  • 100mg
  • 250MG
  • 1g
  • 5g
  • ManufacturerAK Scientific
  • Product numberX6283
  • Product description2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one
  • Packaging1g
  • Price$523
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA383747
  • Product description2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 97%
  • Packaging100mg
  • Price$43
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberNUC0000801
  • Product description(1S,3R,4S)-2-AMINO-9-[4-(BENZYLOXY)-3-(BENZYLOXYMETHYL)-2-METHYLIDENE-CYCLOPENTYL]-3H-PURIN-6-ONE 95.00%
  • Packaging25MG
  • Price$525
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberNUC0000801
  • Product description(1S,3R,4S)-2-AMINO-9-[4-(BENZYLOXY)-3-(BENZYLOXYMETHYL)-2-METHYLIDENE-CYCLOPENTYL]-3H-PURIN-6-ONE 95.00%
  • Packaging250MG
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberNUC0000801
  • Product description(1S,3R,4S)-2-AMINO-9-[4-(BENZYLOXY)-3-(BENZYLOXYMETHYL)-2-METHYLIDENE-CYCLOPENTYL]-3H-PURIN-6-ONE 95.00%
  • Packaging1G
  • Price$750
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM132039
  • Product description2-amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one 95%
  • Packaging1g
  • Price$327
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM132039
  • Product description2-amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one 95%
  • Packaging5g
  • Price$916
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11259614
  • Product description2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+%
  • Packaging1g
  • Price$347
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11259614
  • Product description2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+%
  • Packaging5g
  • Price$970
  • Updated2021-12-16
  • Buy
  • ManufacturerCSNpharm
  • Product numberCSN25473
  • Product descriptionEntecavir-9
  • Packaging100mg
  • Price$45
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number093988
  • Product description2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)-methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+%
  • Packaging250mg
  • Price$643
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number093988
  • Product description2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)-methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+%
  • Packaging1g
  • Price$1428
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number50774
  • Product description3??,5??-Di-O-benzylEntecavir
  • Packaging25mg
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberD417550
  • Product description3’,5’-Di-O-benzylEntecavir
  • Packaging25mg
  • Price$155
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberD417550
  • Product description3’,5’-Di-O-benzylEntecavir
  • Packaging1g
  • Price$425
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific X6283 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one 1g $523 2021-12-16 Buy
Ambeed A383747 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 97% 100mg $43 2021-12-16 Buy
American Custom Chemicals Corporation NUC0000801 (1S,3R,4S)-2-AMINO-9-[4-(BENZYLOXY)-3-(BENZYLOXYMETHYL)-2-METHYLIDENE-CYCLOPENTYL]-3H-PURIN-6-ONE 95.00% 25MG $525 2021-12-16 Buy
American Custom Chemicals Corporation NUC0000801 (1S,3R,4S)-2-AMINO-9-[4-(BENZYLOXY)-3-(BENZYLOXYMETHYL)-2-METHYLIDENE-CYCLOPENTYL]-3H-PURIN-6-ONE 95.00% 250MG $650 2021-12-16 Buy
American Custom Chemicals Corporation NUC0000801 (1S,3R,4S)-2-AMINO-9-[4-(BENZYLOXY)-3-(BENZYLOXYMETHYL)-2-METHYLIDENE-CYCLOPENTYL]-3H-PURIN-6-ONE 95.00% 1G $750 2021-12-16 Buy
Chemenu CM132039 2-amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one 95% 1g $327 2021-12-16 Buy
Chemenu CM132039 2-amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one 95% 5g $916 2021-12-16 Buy
Crysdot CD11259614 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+% 1g $347 2021-12-16 Buy
Crysdot CD11259614 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+% 5g $970 2021-12-16 Buy
CSNpharm CSN25473 Entecavir-9 100mg $45 2021-12-16 Buy
Matrix Scientific 093988 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)-methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+% 250mg $643 2021-12-16 Buy
Matrix Scientific 093988 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)-methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one 95+% 1g $1428 2021-12-16 Buy
Medical Isotopes, Inc. 50774 3??,5??-Di-O-benzylEntecavir 25mg $650 2021-12-16 Buy
TRC D417550 3’,5’-Di-O-benzylEntecavir 25mg $155 2021-12-16 Buy
TRC D417550 3’,5’-Di-O-benzylEntecavir 1g $425 2021-12-16 Buy

Properties

Melting point :245-247°C (dec.)
Density :1.34
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :DMSO (Slightly)
form :Solid
pka :9?+-.0.20(Predicted)
color :White to Pale Beige
CAS DataBase Reference :142217-81-0(CAS DataBase Reference)

Safety Information

Symbol(GHS):
Signal word:
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
Precautionary statements:

Description

3’,5’-Di-O-benzyl Entecavir is an intermediate in the preparation of the hepatitis B antiviral agent, Entecavir (E558900).

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