Chemical identity
Trazodone BP Impurity C/ Trazodone Related Compound C/ Trazodone 4-Chloro Analog (HCl Salt)
CAS 1263278-77-8 · C19H23Cl2N5O
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-30038 |
|---|---|
| PubChem CID | 72942008 |
| Name | Trazodone BP Impurity C/ Trazodone Related Compound C/ Trazodone 4-Chloro Analog (HCl Salt) |
| CAS RN | 1263278-77-8 |
| Molecular formula | C19H23Cl2N5O |
| Molecular weight | 408.32 g/mol |
| IUPAC name | 2-[3-[4-(4-Chlorophenyl)piperazin-1-yl]propyl]-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one hydrochloride |
| InChIKey | YJPDFSADWATFEK-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 4 rings, includes aromatic atoms, includes aliphatic carbon, contains at least one halogen atom. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 4 |
| Secondary amines | 0 |
| Tertiary amines | 2 |
| N-methyl amine sites | 0 |
| SMILES | C1CN(CCN1CCCN2C(=O)N3C=CC=CC3=N2)C4=CC=C(C=C4)Cl.Cl |
|---|---|
| InChI | Not listed |
| Formula from structure | C19H23Cl2N5O |
| Molecular weight from structure | 408.32 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 1263278-77-8 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 1263278-77-8 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
Trazodone
View API and impurity familyOther names
- Trazodone BP Impurity C (HCL salt)
- Trazodone 4-Chloro Analog (HCl Salt)
- 1,2,4-Triazolo(4,3-a)pyridin-3(2H)-one, 2-(3-(4-(4-chlorophenyl)-1-piperazinyl)propyl)-, hydrochloride (1:1)
- Trazodone Related Compound C(HCl Salt)
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 72942008
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.
