Chemical identity
Azelastine EP Impurity D
CAS 53242-88-9 · C15H11ClN2O
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-07362 |
|---|---|
| PubChem CID | 104452 |
| Name | Azelastine EP Impurity D |
| CAS RN | 53242-88-9 |
| Molecular formula | C15H11ClN2O |
| Molecular weight | 270.72 g/mol |
| IUPAC name | 4-(4-chlorobenzyl)phthalazin-1(2H)-one |
| InChIKey | NLXGCQIEVZYDRS-UHFFFAOYSA-N |
02Structure identifiers
Structure facts for this exact identity.
| Molecular formula | C15H11ClN2O |
|---|---|
| InChIKey | NLXGCQIEVZYDRS-UHFFFAOYSA-N |
| Ring count | 3 |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | O=C1NN=C(CC2=CC=C(Cl)C=C2)C3=C1C=CC=C3 |
|---|---|
| InChI | InChI=1S/C15H11ClN2O/c16-11-7-5-10(6-8-11)9-14-12-3-1-2-4-13(12)15(19)18-17-14/h1-8H,9H2,(H,18,19) |
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 | NOT FOUND IN REVIEWED ENTRIES | CAS 53242-88-9 was not found in the reviewed exact-identity entries. Generic, class, analogue, salt and isomer provisions were not evaluated. |
|---|---|---|
| SCOMET | NOT FOUND IN REVIEWED CAS ENTRIES | CAS 53242-88-9 was not found in the reviewed exact-CAS mapping. Generic and analogue entries were not evaluated. |
- Narcotic Drugs and Psychotropic Substances Act, 1985, ScheduleDepartment of Revenue, Government of India · source version 1985-09-16
- Controlled-substances notifications and amendmentsDepartment of Revenue, Government of India · source version 2026-03-11
- Appendix 3, SCOMET ListDirectorate General of Foreign Trade, Government of India · source version 2024-09-02
04Names and relationships
Associated parent compound
Azelastine
View API and impurity familyOther names
- 4-[(4-Chlorophenyl)methyl]phthalazin-1(2H)-one
- 4-(4-Chloro-benzyl)-2H-phthalazin-1-one
- 4-(4-chlorobenzyl)phthalazin-1-ol
- Azelastine Related Compound D
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 104452
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.