Chemical identity
Adefovir Dipivoxyl Impurity I / Adefovir Dipivoxyl N6-Hydroxymethyl Impurity
CAS 323201-04-3 · C21H34N5O9P
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-05051 |
|---|---|
| PubChem CID | 58409476 |
| Name | Adefovir Dipivoxyl Impurity I / Adefovir Dipivoxyl N6-Hydroxymethyl Impurity |
| CAS RN | 323201-04-3 |
| Molecular formula | C21H34N5O9P |
| Molecular weight | 531.51 g/mol |
| IUPAC name | ((((2-(6-((hydroxymethyl)amino)-9H-purin-9-yl)ethoxy)methyl)phosphoryl)bis(oxy))bis(methylene) bis(2,2-dimethylpropanoate) |
| InChIKey | YJHTYKJKQVFIIC-UHFFFAOYSA-N |
02Structure identifiers

Structure facts for this exact identity.
| Molecular formula | C21H34N5O9P |
|---|---|
| InChIKey | YJHTYKJKQVFIIC-UHFFFAOYSA-N |
| Ring count | 2 |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | O=P(OCOC(C(C)(C)C)=O)(OCOC(C(C)(C)C)=O)COCCN1C=NC2=C(NCO)N=CN=C12 |
|---|---|
| InChI | InChI=1S/C21H34N5O9P/c1-20(2,3)18(28)32-12-34-36(30,35-13-33-19(29)21(4,5)6)14-31-8-7-26-10-24-15-16(25-11-27)22-9-23-17(15)26/h9-10,27H,7-8,11-14H2,1-6H3,(H,22,23,25) |
03Possible N-nitroso structures
A record-level structural review indicates a possible N-nitroso candidate. This is not a confirmed impurity, formation prediction or analytical finding.
A structural result alone does not establish that a nitrosamine forms. A process-specific and analytical assessment is required.
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 | NOT FOUND IN REVIEWED ENTRIES | CAS 323201-04-3 was not found in the reviewed exact-identity entries. Generic, class, analogue, salt and isomer provisions were not evaluated. |
|---|---|---|
| SCOMET | NOT FOUND IN REVIEWED CAS ENTRIES | CAS 323201-04-3 was not found in the reviewed exact-CAS mapping. Generic and analogue entries were not evaluated. |
- Narcotic Drugs and Psychotropic Substances Act, 1985, ScheduleDepartment of Revenue, Government of India · source version 1985-09-16
- Controlled-substances notifications and amendmentsDepartment of Revenue, Government of India · source version 2026-03-11
- Appendix 3, SCOMET ListDirectorate General of Foreign Trade, Government of India · source version 2024-09-02
05Names and relationships
Associated parent compound
Adefovir
View API and impurity familyOther names
- Adefovir Dipivoxyl Impurity I
- Adefovir Dipivoxyl N6-Hydroxymethyl Impurity
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 58409476
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.
