
Chemical identity
Epivincamine
CAS not listed · C21H26N2O3
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-50497 |
|---|---|
| PubChem CID | 637570 |
| Name | Epivincamine |
| CAS RN | Not listed |
| Molecular formula | C21H26N2O3 |
| Molecular weight | 354.4 g/mol |
| IUPAC name | methyl (15S,17R,19S)-15-ethyl-17-hydroxy-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8(18)-tetraene-17-carboxylate |
| InChIKey | RXPRRQLKFXBCSJ-HLAWJBBLSA-N |
02Structure identifiers

The parsed structure contains 5 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 | 5 |
| Secondary amines | 0 |
| Tertiary amines | 1 |
| N-methyl amine sites | 0 |
| SMILES | CC[C@@]12CCCN3[C@@H]1C4=C(CC3)C5=CC=CC=C5N4[C@@](C2)(C(=O)OC)O |
|---|---|
| InChI | Not listed |
| Formula from structure | C21H26N2O3 |
| Molecular weight from structure | 354.4 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
7 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 Methyl (41R,12S,13AR)-13A-ethyl-12-hydroxy-2,3,41,5,6,12,13,13A-octahydro-1H-indolo[3,2,1-DE]pyrido[3,2,1-IJ][1,5]naphthyridine-12-carboxylate](/structures/pubchem/6957668-300.png)
Methyl (41R,12S,13AR)-13A-ethyl-12-hydroxy-2,3,41,5,6,12,13,13A-octahydro-1H-indolo[3,2,1-DE]pyrido[3,2,1-IJ][1,5]naphthyridine-12-carboxylate
CAS not listed
RXPRRQLKFXBCSJ-TYPHKJRUSA-N
3 defined, 0 unassigned centres
![Two-dimensional chemical structure of Methyl (41R,12S,13AS)-13A-ethyl-12-hydroxy-2,3,41,5,6,12,13,13A-octahydro-1H-indolo[3,2,1-DE]pyrido[3,2,1-IJ][1,5]naphthyridine-12-carboxylate](/structures/pubchem/6978342-300.png)
Methyl (41R,12S,13AS)-13A-ethyl-12-hydroxy-2,3,41,5,6,12,13,13A-octahydro-1H-indolo[3,2,1-DE]pyrido[3,2,1-IJ][1,5]naphthyridine-12-carboxylate
CAS not listed
RXPRRQLKFXBCSJ-JBACZVJFSA-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 | 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 637570
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.
