Adenosine Impurity 21
- CAS63844-76-8
- CatalogueRS-A088194
- FormulaC9H12N2O5
- MW228.2
On this page
structure on request
Product identification
| Product name | Adenosine Impurity 21 |
|---|---|
| Catalogue No. | RS-A088194 |
| CAS No. | 63844-76-8 |
| Molecular formula | C9H12N2O5 |
| Molecular weight | 228.2 |
| Standard type | Impurity Reference Standards |
| Drug substance | Adenosine |
| Intended use | For laboratory and research use only. Not for human or veterinary use. |
Pack sizes
25mg, 100mg
What is stated on the certificate
Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.
| Field | Basis |
|---|---|
| Identity | Spectroscopic and chromatographic methods appropriate to the material |
| Purity | Chromatographic purity, area normalisation unless stated otherwise |
| Assay / content | Mass balance, corrected for the stated volatiles and residue |
| Catalogue and batch numbers | RS-A088194 / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
What documentation is supplied with this lot?
Is the assigned value given on an “as is” basis?
How should this material be stored?
Do you supply pack sizes other than those listed?
Finding this standard
Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:
- Other impurities of Adenosine
- Impurity Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-A088194
- Request a quotation for RS-A088194
Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.
Other standards of Adenosine
All 228 further standards are listed here — every link is in the page, not loaded later.
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Adenosine Impurity 16
COA per lot -
Adenosine Impurity 47
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1-Methyladenosine
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Adenosine
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Adenosine
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Adenosine Impurity 4
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Adenosine Impurity 103
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Adenosine Impurity 91
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Adenosine Impurity 110
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Adenosine Impurity 102
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Adenosine Impurity 97
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Adenosine Impurity 78
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Adenosine Impurity 26
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Adenosine Impurity 123
COA per lot -
Adenosine Impurity 124
COA per lot -
Adenosine Impurity 39
COA per lot -
Adenosine Impurity 95
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Adenosine Impurity 116
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Adenosine Impurity 30
COA per lot -
Adenosine Impurity 86
COA per lot -
Adenosine Impurity 38-15N1
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Adenosine Impurity 112
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Adenosine Impurity 45
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Adenosine Impurity 101
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Adenosine Impurity 31
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Adenosine Impurity 32
COA per lot -
Adenosine Impurity 87
COA per lot -
Adenosine Impurity 99
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Adenosine Impurity 96
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Adenosine Impurity 27
COA per lot -
Adenosine Impurity 12
COA per lot -
Adenosine Impurity 25
COA per lot -
Adenosine Impurity 92
COA per lot -
Adenosine Impurity 82
COA per lot -
Adenosine Impurity 137
COA per lot -
Adenosine Impurity 38
COA per lot -
Adenosine Impurity 89
COA per lot -
Adenosine Impurity 128
COA per lot -
Adenosine Impurity 24
COA per lot -
Adenosine Impurity 134
COA per lot -
Adenosine Impurity 113
COA per lot -
Adenosine Impurity 48
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Adenosine Impurity 120
COA per lot -
Adenosine Impurity 33
COA per lot -
Adenosine Impurity 98
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Adenosine Related Compound 4
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Adenosine Impurity 77
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Adenosine Impurity 12
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Adenosine Impurity 23
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Adenosine Impurity 46
COA per lot -
Adenosine Impurity 105 (Nucleoside Q)
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Adenosine Impurity 92
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Adenosine Impurity 37
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Adenosine Impurity 66
COA per lot -
Adenosine Impurity 136
COA per lot -
Adenosine Impurity 90
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Adenosine Impurity 84
COA per lot -
Adenosine Impurity 104
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Adenosine Impurity 88
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Adenosine Impurity 29
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Adenosine Impurity 40
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Adenosine Impurity 93
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Adenosine Impurity 22
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Adenosine Impurity 126
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Adenosine Impurity 107
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Adenosine Impurity 69
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2'-Deoxyadenosine Monohydrate-13C5
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Adenosine Impurity 3
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Adenosine Impurity 42
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Adenosine Impurity 93; APA
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Adenosine Impurity 43
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Adenosine Impurity 4
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Adenosine EP Impurity A Sodium Salt
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Adenosine EP Impurity A Potassium Salt
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Adenosine Impurity 72
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5'-(Methyl-d3-thio)adenosine
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adenosine
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Adenosine, 1,2-dihydro-2'-O-methyl-2-oxo-(9CI)
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Adenosine, 1,2-dihydro-3'-O-methyl-2-oxo-(9CI)
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Adenosine, 2'-deoxy-N-(2-methyl-1-oxopropyl)-
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adenosine 5'-phospho-2-methylimidazolide
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Adenosine
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Adenosine, N-acetyl-, 2',3'-diacetate
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N6-(N-Threonylcarbonyl)adenosine-13C4,15N
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N-(2-Phenoxyacetyl)adenosine
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N6-Methyladenosine-D3
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2-Iodo-5’-ethylcarboxamido Adenosine
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N6-Benzyl-5’-ethylcarboxamido Adenosine
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2',3'-Dideoxyadenosine 5'-Triphosphate
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5’-Ethylcarboxamido Adenosine
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8-Amino Adenosine
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5’-Tosyl Adenosine
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2-Phenylamino Adenosine
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2-Azido-adenosine
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Tri-O-acetyladenosine
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2'-O-Methyl Adenosine-d3
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2-Methylthio-N6-isopentenyladenosine-d6
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N6-(2-Hydroxyethyl)-2'-deoxyadenosine
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N-Acetyladenosine
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5'-Sulfamoyladenosine
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N-[(1R)-1-Methyl-2-phenylethyl]adenosine
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3-Methyl Adenosine p-Toluenesulfonate Salt
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2,3,5-Tri-O-acetyl a-Adenosine
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Adenosine Impurity 7
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ADENOSINE 2',5'-DIPHOSPHATE SODIUM SALT
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Adenosine, 2-fluoro-2'-O-methyl-
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adenosine 3',5'-cyclic methylphosphonate
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Adenosine,2-amino-3'-deoxy-3'-fluoro-(9CI)
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adenosine 3',5'-cyclic methylphosphonothioate
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adenosine 5'-(O-methylphosphate)
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Adenosine, 2'-deoxy-2'-fluoro-N-methyl-
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Adenosine, 2-[2-(3-methylbutylidene)hydrazinyl]-
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adenosine N1-oxide
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ADENOSINE 5'-O-THIOMONOPHOSPHATE DILITHIUM SALT
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Adenosine, 2-chloro-2'-C-Methyl-
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ADENOSINE-5'-DIPHOSPHATE TRISODIUM SALT
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Adenosine, uridylyl-(3'->5')-, ammonium salt
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Adenosine, 2-amino-3'-O-2-propenyl-(9CI)
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Adenosine,8-(methylthio)-(7CI,8CI,9CI)
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Adenosine, 2-amino-N,N-dimethyl-
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ADENOSINE, [8-14C]
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Adenosine, N-methyl-3'-O-methyl-(9CI)
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Adenosine, 8-chloro-2'-O-methyl-(9CI)
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Adenosine, cytidylyl-(5'->3')-, ammonium salt
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Adenosine, 3'-deoxy-N-[(phenylthio)methyl]-(9CI)
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Adenosine 5'-Triphosphate Disodium Salt Hydrate
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Adenosine Impurity 3
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Adenosine Impurity 33
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Adenosine Impurity 32
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2'-Deoxyadenosine-5'-triphosphate disodium salt
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Adenosine Impurity 127
COA per lot -
Adenosine Impurity 35
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Adenosine Impurity 68
COA per lot -
Adenosine Impurity 115
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Adenosine Impurity 53
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Adenosine Impurity 79
COA per lot -
Adenosine Impurity 131
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Adenosine Impurity 129
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Adenosine Impurity 44
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Adenosine Impurity 135
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Adenosine Impurity 113 Trilithium Salt
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Adenosine Impurity 109
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Adenosine Impurity 33
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Adenosine Impurity 50
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Adenosine Impurity 1
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Adenosine Impurity 6 Disodium Salt
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Adenosine Impurity 104
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Adenosine Impurity 105
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Adenosine Impurity 106
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Adenosine, 3'-O-(azidomethyl)-2'-deoxy
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2’-Deoxy-B-L-adenosine
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Adenosine Sulfate Salt
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Adenosine 5'-triphosphate Magnesium Salt
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Adenosine-5-triphosphate-D4
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Adenosine HCl
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Adenosine, 2-chloro-N-cyclopropyl-
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Adenosine, 2-chloro-N-cycloheptyl-
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Adenosine 5'-diphosphate trilithium salt
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Adenosine-8-3H
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Adenosine, 2-chloro-N-cyclohexyl-
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Adenosine 5'-triphosphate potassium salt
COA per lot
Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.













































































![Chemical structure of Adenosine, N-acetyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-[(1,1-dimethylethyl)dimethylsilyl]-](/structures/w2/VDNBCIWKZZGQST-UHFFFAOYSA-N.webp)
![Chemical structure of Adenosine, N-benzoyl-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-2'-fluoro-](/structures/w2/VTZHRUXQJMHXQW-RPLGYBLPSA-N.webp)



![Chemical structure of Adenosine, 2',3'-dideoxy-N-[(dimethylamino)methylene]-3'-[(triphenylmethyl)amino]-, 5'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]](/structures/w2/GYBKIQYITQGOTA-JYQXRUAGSA-N.webp)



![Chemical structure of Adenosine, N-benzoyl-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-2'-O-methyl-](/structures/w2/ROHHXNDVYNHGRQ-DYVMYPEFSA-N.webp)

![Chemical structure of Adenosine, N-(2-chloroacetyl)-2'-deoxy-5'-O-[(4-methoxyphenyl)diphenylmethyl]-1-methyl-, 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite], (6Z)-](/structures/w2/VZLUCJOUTZNRCT-FTKMFVDDSA-N.webp)



















![Chemical structure of N-[(1R)-1-Methyl-2-phenylethyl]adenosine](/structures/w2/RIRGCFBBHQEQQH-SSFGXONLSA-N.webp)




![Chemical structure of Adenosine, N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-[2-(methylamino)-2-oxoethyl]-](/structures/w2/UAAMRXVSAVCRLX-CKODAUBMSA-N.webp)

![Chemical structure of Adenosine 5'-[phosporamidic acid (5-hydroxy-1,5-dimethylhexyl)] ester](/structures/w2/UOHRDJCCUZRVBF-QIFOKDCASA-N.webp)



![Chemical structure of Adenosine, 5'-O-[bis(4-methoxyphenyl)phenylmethyl]-N-(2-methyl-1-oxopropyl)-, 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite] 2'-(1,1-dioxido-4-thiomorpholinecarbothioate)](/structures/w2/JDHHUACDFJOZGR-LCVXBTAASA-N.webp)









![Chemical structure of Adenosine, 2-[2-(3-methylbutylidene)hydrazinyl]-](/structures/w2/XXRIESUTDBVRGJ-IDVJSUKHSA-N.webp)

![Chemical structure of Adenosine, 7,8-dihydro-8-oxo-, 5'-[hydrogen N-[(2S)-2-pyrrolidinylcarbonyl]phosphoramidate]](/structures/w2/SEHSCEYJWJDMSC-XLZJSAHRSA-N.webp)


![Chemical structure of Adenosine, N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-[[2-[2-[[1-oxo-5-[[3,4,6-tri-O-acetyl-2-(acetylamino)-2-deoxy-β-D-galactopyranosyl]oxy]pentyl]amino]ethoxy]ethoxy]methyl]-, 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]](/structures/w2/BRDKHUNHNBOUJH-DVERYZRGSA-N.webp)
![Chemical structure of Adenosine, N-benzoyl-2',3'-dideoxy-3'-[(triphenylmethyl)amino]-, 5'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]](/structures/w2/WFMJBNBVXHQESI-YWGGCHKGSA-N.webp)










![Chemical structure of ADENOSINE, [8-14C]](/structures/w2/OIRDTQYFTABQOQ-USSWDBROSA-N.webp)
![Chemical structure of Adenosine, 5'-O-[bis(4-methoxyphenyl)phenylmethyl]-N-methyl-](/structures/w2/IZDYKXRGTUZUAG-QWOIFIOOSA-N.webp)





![Chemical structure of Adenosine, 3'-deoxy-N-[(phenylthio)methyl]-(9CI)](/structures/w2/HGIDHZLOOGFYHR-XTQGRXLLSA-N.webp)
![Chemical structure of Adenosine, N-[[[4-(acetylamino)phenyl]thio]methyl]-3'-deoxy-(9CI)](/structures/w2/RUHXDPXVKGOXDK-ZBQZNYHESA-N.webp)
![Chemical structure of Adenosine, N-[bis(4-methoxyphenyl)phenylmethyl]-3',5'-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-](/structures/w2/OJPBJQNNEREPLL-CISTVLBBSA-N.webp)
