
Chemical identity
Sofosbuvir impurity 32
CAS not listed · C22H29FN3O9P
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-37750 |
|---|---|
| PubChem CID | 73265383 |
| Name | Sofosbuvir impurity 32 |
| CAS RN | Not listed |
| Molecular formula | C22H29FN3O9P |
| Molecular weight | 529.5 g/mol |
| IUPAC name | propan-2-yl (2S)-2-[[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-4-fluoro-3-hydroxy-4-methyloxolan-2-yl]methoxy-phenoxyphosphoryl]amino]propanoate |
| InChIKey | TTZHDVOVKQGIBA-SWMKZBNESA-N |
02Structure identifiers

The parsed structure contains 3 rings, includes aromatic atoms, includes aliphatic carbon, has 6 defined stereocentres, contains at least one halogen atom. These statements are calculated from the published structure string.
| Defined stereocentres | 6 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 3 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C[C@@H](C(=O)OC(C)C)N[P@](=O)(OC[C@@H]1[C@@H]([C@@]([C@@H](O1)N2C=CC(=O)NC2=O)(C)F)O)OC3=CC=CC=C3 |
|---|---|
| InChI | Not listed |
| Formula from structure | C22H29FN3O9P |
| Molecular weight from structure | 529.5 g/mol |
03Stereochemistry
The published structure contains 6 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.
Published same-connectivity configurations
14 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.




Isopropyl ((S)-(((2R,3R,4R,5R)-5-(2,4-Dioxo-3,4-Dihydropyrimidin-1(2H)-Yl)-4-Fluoro-3-Hydroxy-4-Methyltetrahydrofuran-2-Yl)Methoxy)(Phenoxy)Phosphoryl)-D-Alaninate
CAS 1496552-28-3
TTZHDVOVKQGIBA-MOLXTFABSA-N
6 defined, 0 unassigned centres
![Two-dimensional chemical structure of Isopropyl (2S)-2-{[{[(2R,3R,4R,5S)-5-(2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl)-4-fluoro-3-hydroxy-4-methyltetrahydro-2-furanyl]methoxy}(phenoxy)phosphoryl]amino}propanoate](/structures/pubchem/118703177-300.png)
Isopropyl (2S)-2-{[{[(2R,3R,4R,5S)-5-(2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl)-4-fluoro-3-hydroxy-4-methyltetrahydro-2-furanyl]methoxy}(phenoxy)phosphoryl]amino}propanoate
CAS not listed
TTZHDVOVKQGIBA-ZNLCQZDSSA-N
5 defined, 1 unassigned centres

N-((2'R)-2'-Deoxy-2'-fluoro-2'-methyl-p-phenyl-5'-uridylyl)-L-alanine 1-methylethyl ester
CAS not listed
TTZHDVOVKQGIBA-IAAJYNJHSA-N
5 defined, 1 unassigned centres







Sofosbuvir IP Impurity A / Sofosbuvir (R)-Phosphate / Sofosbuvir Rp-Isomer
CAS 1190308-01-0
TTZHDVOVKQGIBA-YBSJRAAASA-N
6 defined, 0 unassigned centres

Sofosbuvir Isomer Impurity 17
CAS not listed
TTZHDVOVKQGIBA-ZVLCRAHUSA-N
6 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 | No CAS number is available for an exact comparison. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | No CAS number is available for an exact comparison. |
| 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
No parent compound is listed.
Other names
No synonyms are listed.
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 73265383
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.
