Chemical identity
Droperidol EP Impurity E
CAS 1346604-17-8 · C34H34N6O3
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-13558 |
|---|---|
| PubChem CID | 71315675 |
| Name | Droperidol EP Impurity E |
| CAS RN | 1346604-17-8 |
| Molecular formula | C34H34N6O3 |
| Molecular weight | 574.69 g/mol |
| IUPAC name | 1-[1-[4-[4-[4-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)- 3,6-dihydropyridin-1(2H)-yl]-1-oxobutyl]phenyl]-1,2,3,6- tetrahydropyridin-4-yl]-1,3-dihydro-2H-benzimidazol-2- one |
| InChIKey | RGLNQNYCUFRGNZ-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 7 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 7 |
| Secondary amines | 0 |
| Tertiary amines | 2 |
| N-methyl amine sites | 0 |
| SMILES | C1CN(CC=C1N2C3=CC=CC=C3NC2=O)CCCC(=O)C4=CC=C(C=C4)N5CCC(=CC5)N6C7=CC=CC=C7NC6=O |
|---|---|
| InChI | Not listed |
| Formula from structure | C34H34N6O3 |
| Molecular weight from structure | 574.69 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 1346604-17-8 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 1346604-17-8 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
Droperidol
View API and impurity familyOther names
- 3-[1-[4-Oxo-4-[4-[4-(2-oxo-3H-benzimidazol-1-yl)-3,6-dihydro-2H-pyridin-1-yl]phenyl]butyl]-3,6-dihydro-2H-pyridin-4-yl]-1H-benzimidazol-2-one
- Droperidol Impurity E
- 1346604-17-8
- Droperidol EP Impurity E
- 4-Desfluoro-4-[4-(2-Oxo-2,3-dihydro-1H-benzimidazol-1-yl)-3,6-dihydropyridin-1(2H)-yl] Droperidol
- 4-Desfluoro-4-[4-(2-Oxo-2,3-dihydro-1H-benzimidazol-1-yl)-3,6-dihydropyridin-1(2H)-yl]Droperidol-d4
- 1346604-49-6
- Droperidol Imp. E (EP)
- 1-[1-[4-[4-[4-(2-Oxo-2,3-dihydro-1H-benzimidazol-1-yl)-3,6-dihydropyridin-1(2H)-yl]-1-oxobutyl]phenyl]-1,2,3,6-tetrahydro-4-pyridinyl]-1,3-dihydro-2H-benzimidazol-2-one
- 1-(1-(4-(4-(4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)-5,6-dihydropyridin-1(2H)-yl)butanoyl)phenyl)-1,2,3,6-tetrahydropyridin-4-yl)-1H-benzo[d]imidazol-2(3H)-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 71315675
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.
