
Chemical identity
Tenofovir Related Compound 10
CAS 2053424-82-9 · C21H29N6O5P
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-29087 |
|---|---|
| PubChem CID | 60096636 |
| Name | Tenofovir Related Compound 10 |
| CAS RN | 2053424-82-9 |
| Molecular formula | C21H29N6O5P |
| Molecular weight | 476.47 g/mol |
| IUPAC name | D-Alanine N-[(S)-[[(1R)-2-(6-amino-9Hpurin-9-yl)-1-methylethoxy]methyl]phenoxyphosphinyl]-1-methylethyl ester |
| InChIKey | LDEKQSIMHVQZJK-CLHSSPKMSA-N |
02Structure identifiers

The parsed structure contains 3 rings, includes aromatic atoms, includes aliphatic carbon, has 3 defined stereocentres. These statements are calculated from the published structure string.
| Defined stereocentres | 3 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 3 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C[C@H](CN1C=NC2=C(N=CN=C21)N)OC[P@@](=O)(N[C@H](C)C(=O)OC(C)C)OC3=CC=CC=C3 |
|---|---|
| InChI | Not listed |
| Formula from structure | C21H29N6O5P |
| Molecular weight from structure | 476.47 g/mol |
03Stereochemistry
The published structure contains 3 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.
Published same-connectivity configurations
11 recordsThese records have the same connectivity, molecular formula and protonation layer, but a different complete InChIKey stereochemical layer. Only separately structure-linked records are shown.


(S)-Isopropyl 2-((((S)-((((S)-1-(6-amino-9H-purin-9-yl)propan-2-yl)oxy)methyl)(phenoxy)phosphoryl)amino)propanoate
CAS not listed
LDEKQSIMHVQZJK-XLYFSSNGSA-N
3 defined, 0 unassigned centres

(S)-Isopropyl 2-(((R)-((((S)-1-(6-amino-9H-purin-9-yl)propan-2-yl)oxy)methyl)(phenoxy)phosphoryl)amino)propanoate
CAS not listed
LDEKQSIMHVQZJK-XRTHXLFNSA-N
3 defined, 0 unassigned centres

isopropyl (((((R)-1-(6-amino-9H-purin-9-yl)propan-2-yl)oxy)methyl)(phenoxy)phosphoryl)-D-alaninate
CAS not listed
LDEKQSIMHVQZJK-NXPZBQOESA-N
2 defined, 1 unassigned centres

Isopropyl ((r)-((((r)-1-(6-amino-9h-purin-9-yl)propan-2-yl)oxy)methyl)(phenoxy)phosphoryl)-d-alaninate
CAS not listed
LDEKQSIMHVQZJK-AAGLAYRLSA-N
3 defined, 0 unassigned centres

Isopropyl ((S)-((((R)-1-(6-amino-9H-purin-9-yl)propan-2-yl)oxy)methyl)(phenoxy)phosphoryl)-L-alaninate
CAS 379270-37-8
LDEKQSIMHVQZJK-CAQYMETFSA-N
3 defined, 0 unassigned centres
![Two-dimensional chemical structure of isopropyl (2S)-2-[[[(1R)-2-(6-aminopurin-9-yl)-1-methyl-ethoxy]methyl-phenoxy-phosphoryl]amino]propanoate](/structures/pubchem/5480370-300.png)
isopropyl (2S)-2-[[[(1R)-2-(6-aminopurin-9-yl)-1-methyl-ethoxy]methyl-phenoxy-phosphoryl]amino]propanoate
CAS not listed
LDEKQSIMHVQZJK-AZFZMOAFSA-N
2 defined, 1 unassigned centres
![Two-dimensional chemical structure of N-[[[(1S)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]phenoxyphosphinyl]-L-Alanine-1-methylethyl Ester (mix of diastereomers)](/structures/pubchem/10277221-300.png)
N-[[[(1S)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]phenoxyphosphinyl]-L-Alanine-1-methylethyl Ester (mix of diastereomers)
CAS not listed
LDEKQSIMHVQZJK-DCRMISJQSA-N
2 defined, 1 unassigned centres

Tenofovir alafenamide enantiomer
CAS not listed
LDEKQSIMHVQZJK-NKIZNCFLSA-N
3 defined, 0 unassigned centres

Tenofovir alafenamide Impurity 52
CAS 383365-04-6
LDEKQSIMHVQZJK-GNGHXOLXSA-N
3 defined, 0 unassigned centres

Scope: The mathematical 2^n value is only an upper bound. Symmetry and other stereogenic elements can change the number of distinct stereoisomers. A hypothetical configuration is not published as a compound record without a verified structure identity.
04India status for this compound
These results apply only to this exact compound name and CAS number. Confirm the current official instruments before making a regulatory decision.
| NDPS / RCS | NO EXACT MATCH FOUND | CAS 2053424-82-9 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 2053424-82-9 has no exact match in the reviewed SCOMET list. |
| Review date | 2026-08-01 | Recheck the current official instruments for the material, concentration, activity and date in question. |
- Narcotic Drugs and Psychotropic Substances Act, 1985, ScheduleDepartment of Revenue, Government of India · reviewed 2026-08-01
- Controlled-substances notifications and amendmentsDepartment of Revenue, Government of India · reviewed 2026-08-01
- Appendix 3, SCOMET ListDirectorate General of Foreign Trade, Government of India · reviewed 2026-08-01
05Names and relationships
Associated parent compound
Tenofovir
View API and impurity familyOther names
- Isopropyl ((s)-((((r)-1-(6-amino-9h-purin-9-yl)propan-2-yl)oxy)methyl)(phenoxy)phosphoryl)-d-alaninate
- 2053424-82-9
- Y6CBF3K6QP
- UNII-Y6CBF3K6QP
- Tenofovir alafenamide srr diastereomer
- D-Alanine, N-((S)-(((1R)-2-(6-amino-9H-purin-9-yl)-1-methylethoxy)methyl)phenoxyphosphinyl)-, 1-methylethyl ester
- Tenofovir Impurity 19
- SCHEMBL14440384
- Tenofovir alafenamide Impurity 42
- EX-A3380
- Tenofovir alafenamide RSR diasteroisomer
- DB-187567
06Documented history
Dated discovery, occurrence, use and issue claims are published only when a suitable primary or government source is available.
No verified discovery, first report, occurrence, use or issue event is currently available for this identity.
07Sources
- S01PubChem compound record, CID 60096636
Names and machine-readable chemical identity properties.
- S02NCBI website and molecular data policies
Reuse policy for NCBI molecular data. This page does not reproduce vendor descriptions or contributed narrative text.
- S03Narcotic Drugs and Psychotropic Substances Act, 1985, Schedule
Department of Revenue, Government of India. Used for the exact-compound India status shown on this page.
- S04Controlled-substances notifications and amendments
Department of Revenue, Government of India. Used for the exact-compound India status shown on this page.
- S05Appendix 3, SCOMET List
Directorate General of Foreign Trade, Government of India. Used for the exact-compound India status shown on this page.
