
Chemical identity
Dutasteride EP Impurity H
CAS not listed · C46H55F6N3O4
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-31724 |
|---|---|
| PubChem CID | 162368457 |
| Name | Dutasteride EP Impurity H |
| CAS RN | Not listed |
| Molecular formula | C46H55F6N3O4 |
| Molecular weight | 827.94 g/mol |
| IUPAC name | N-[2, 5-Bis(Trifluoromethyl)phenyl]-3-oxo-4-[3-oxo-4-aza-5α-androst-1-ene-17α-carbonyl]-4-aza-5α-androst-1-ene-17β-carboxamide |
| InChIKey | VHEQRKYIOQGSHW-XLWBPLANSA-N |
02Structure identifiers

The parsed structure contains 9 rings, includes aromatic atoms, includes aliphatic carbon, has 14 defined stereocentres, contains at least one halogen atom. These statements are calculated from the published structure string.
| Defined stereocentres | 14 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 9 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2C(=O)NC4=C(C=CC(=C4)C(F)(F)F)C(F)(F)F)CC[C@@H]5[C@@]3(C=CC(=O)N5C(=O)[C@@H]6CC[C@@H]7[C@@]6(CC[C@H]8[C@H]7CC[C@@H]9[C@@]8(C=CC(=O)N9)C)C)C |
|---|---|
| InChI | Not listed |
| Formula from structure | C46H55F6N3O4 |
| Molecular weight from structure | 827.94 g/mol |
03Stereochemistry
The published structure contains 14 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.
Published same-connectivity configurations
2 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.


Dutasteride EP Impurity I/ Dutasteride β-Dimer/ Dutasteride Dimer 2
CAS 1648593-70-7
VHEQRKYIOQGSHW-WUMOMAKDSA-N
14 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
Dutasteride
View API and impurity familyOther names
- Dutasteride Dimer 1
- Dutasteride α-dimer
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 162368457
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.
