Chemical identity
Desbromo pyridone impurity
CAS 381725-50-4 · C16H12N2O
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-12335 |
|---|---|
| PubChem CID | 20872595 |
| Name | Desbromo pyridone impurity |
| CAS RN | 381725-50-4 |
| Molecular formula | C16H12N2O |
| Molecular weight | 248.3 g/mol |
| IUPAC name | 1'-Phenyl-[2,3'-bipyridin]-6'(1'H)-one |
| InChIKey | JHBMGQOABUXDND-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 3 rings, includes aromatic atoms. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 3 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1=CC=C(C=C1)N2C=C(C=CC2=O)C3=CC=CC=N3 |
|---|---|
| InChI | Not listed |
| Formula from structure | C16H12N2O |
| Molecular weight from structure | 248.3 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 381725-50-4 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 381725-50-4 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
Perampanel
View API and impurity familyOther names
- 1-Phenyl-5-pyridin-2-ylpyridin-2-one
- 1-phenyl-5-(pyridin-2-yl)-1,2-dihydropyridin-2-one
- RefChem:435660
- 691-967-3
- 939-470-5
- 381725-50-4
- 1-Phenyl-5-(pyridin-2-yl)-2(1H)-pyridone
- 1-PHENYL-5-(PYRIDIN-2-YL)PYRIDIN-2(1H)-ONE
- MFCD21607393
- 1'-Phenyl-[2,3'-bipyridin]-6'(1'H)-one
- Pyronoprene Impurity 4
- 5-(2-Pyridyl)-1-phenyl-1,2-dihydropyridin-2-one
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 20872595
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.
