
Chemical identity
Solifenacin EP Impurity F
CAS 774517-20-3 · C23H26N2O2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-28307 |
|---|---|
| PubChem CID | 9885319 |
| Name | Solifenacin EP Impurity F |
| CAS RN | 774517-20-3 |
| Molecular formula | C23H26N2O2 |
| Molecular weight | 362.46g/mol |
| IUPAC name | (3S)-1-azabicyclo[2,2,2]octan-3-yl(1R)-1-phenyl-3, 4- dihydroisoquinoline-2(1H)-carboxylate |
| InChIKey | FBOUYBDGKBSUES-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 6 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 2 |
| Ring count | 6 |
| Secondary amines | 0 |
| Tertiary amines | 1 |
| N-methyl amine sites | 0 |
| SMILES | C1CN2CCC1C(C2)OC(=O)N3CCC4=CC=CC=C4C3C5=CC=CC=C5 |
|---|---|
| InChI | Not listed |
| Formula from structure | C23H26N2O2 |
| Molecular weight from structure | 362.46g/mol |
03Stereochemistry
The published structure contains 0 defined and 2 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.
Published same-connectivity configurations
6 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.


![Two-dimensional chemical structure of (3S)-1-azabicyclo[2.2.2]octan-3-yl 1-phenyl-1,2,3,4-tetrahydroisoquinoline-2-carboxylate](/structures/pubchem/44404150-300.png)
(3S)-1-azabicyclo[2.2.2]octan-3-yl 1-phenyl-1,2,3,4-tetrahydroisoquinoline-2-carboxylate
CAS not listed
FBOUYBDGKBSUES-ZMFCMNQTSA-N
1 defined, 1 unassigned centres



Solifenacin EP Impurity H / Solifenacin (1S,3S)-Isomer / (1S,3S)-Solifenacin (Free Base))
CAS 732228-02-3
FBOUYBDGKBSUES-YADHBBJMSA-N
2 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 774517-20-3 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 774517-20-3 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
Solifenacin
View API and impurity familyOther names
- Solifenacin (1R, 3S)-Isomer
- (1R, 3S)-Solifenacin
- Butanedioic acid compd. with (3S)?-?1-?azabicyclo[2.2.2]?oct-?3-?yl (1R)?-?3, ?4-?dihydro-?1-?phenyl-?2(1H)?-?isoquinolinecarboxyl?ate
- (3S)-1-Azabicyclo[2.2.2]oct-3-yl (1R)-3, 4-dihydro-1-phenyl-2(1H)-isoquinolinecarboxylate butanedioate
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 9885319
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.
