Chemical identity
Tunodafil
CAS 804518-63-6 · C24H33N5O4S
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-100591 |
|---|---|
| PubChem CID | 135489224 |
| Name | Tunodafil |
| CAS RN | 804518-63-6 |
| Molecular formula | C24H33N5O4S |
| Molecular weight | 487.6 g/mol |
| IUPAC name | 2-[2-ethoxy-5-(4-ethylpiperazin-1-yl)sulfonylphenyl]-5-methyl-7-propyl-3H-pyrrolo[2,3-d]pyrimidin-4-one |
| InChIKey | RXMDFMQMRASWOG-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 4 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 4 |
| Secondary amines | 0 |
| Tertiary amines | 1 |
| N-methyl amine sites | 0 |
| SMILES | CCCN1C=C(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)CC)OCC)C |
|---|---|
| InChI | Not listed |
| Formula from structure | C24H33N5O4S |
| Molecular weight from structure | 487.6 g/mol |
03India 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 804518-63-6 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 804518-63-6 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
04Names and relationships
Associated parent compound
No parent compound is listed.
Other names
- Yonkenafil
- 804518-63-6
- Tunodafil
- L9U6QT7F76
- 2-[2-ethoxy-5-(4-ethylpiperazin-1-yl)sulfonylphenyl]-5-methyl-7-propyl-3H-pyrrolo[2,3-d]pyrimidin-4-one
- RefChem:933652
- 2-(2-ethoxy-5-(4-ethylpiperazin-1-ylsulfonyl)phenyl)-5-methyl-7-propyl-3H-pyrrolo(2,3-d)pyrimidin-4(7H)-one
- Tunodafil [INN]
- 2-(2-Ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)phenyl)-5-methyl-7-propyl-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one
- 2-[2-Ethoxy-5-(4-ethyl-piperazine-1-sulfonyl)-phenyl]-5-methyl-7-propyl-3,7-dihydro-pyrrolo[2,3-d]pyrimidin-4-one 804519-64-0 HCl 804520-62-5 2HCl
- 2-{2-ethoxy-5-[(4-ethylpiperazin-1-yl)sulfonyl]phenyl}-5-methyl-7-propyl-3H,4H,7H-pyrrolo[2,3-d]pyrimidin-4-one
- Tunodafilo
05Documented 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.
06Sources
- S01PubChem compound record, CID 135489224
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.
