Chemical identity
Olaparib Impurity K
CAS 2250242-62-5 · C36H28F2N6O4
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-23968 |
|---|---|
| PubChem CID | 132103527 |
| Name | Olaparib Impurity K |
| CAS RN | 2250242-62-5 |
| Molecular formula | C36H28F2N6O4 |
| Molecular weight | 646.65 g/mol |
| IUPAC name | 4,4'-(((piperazine-1,4-dicarbonyl)bis(4-fluoro-3,1-phenylene))bis(methylene))bis(phthalazin-1(2H)-one) |
| InChIKey | FYNNYPQKUUOJBO-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 7 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 | 7 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1CN(CCN1C(=O)C2=C(C=CC(=C2)CC3=NNC(=O)C4=CC=CC=C43)F)C(=O)C5=C(C=CC(=C5)CC6=NNC(=O)C7=CC=CC=C76)F |
|---|---|
| InChI | Not listed |
| Formula from structure | C36H28F2N6O4 |
| Molecular weight from structure | 646.65 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 2250242-62-5 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 2250242-62-5 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
Olaparib
View API and impurity familyOther names
- Olaparib Impurity 14
- 2250242-62-5
- 4-{[4-fluoro-3-(4-{2-fluoro-5-[(4-oxo-3,4-dihydrophthalazin-1-yl)methyl]benzoyl}piperazine-1-carbonyl)phenyl]methyl}-1,2-dihydrophthalazin-1-one
- 4,4'-(((Piperazine-1,4-dicarbonyl)bis(4-fluoro-3,1-phenylene))bis(methylene))bis(phthalazin-1(2H)-one)
- 4,4?-[1,4-Piperazinediylbis[carbonyl(4-fluoro-3,1-phenylene)methylene]]bis[1(2H)-phthalazinone]
- Olaparib Impurity K
- MUG86ZF4B3
- SCHEMBL19569971
- AQD24262
- EBC-97057
- EN300-33267262
- 1(2H)-Phthalazinone, 4,4'-[1,4-piperazinediylbis[carbonyl(4-fluoro-3,1-phenylene)methylene]]bis-
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 132103527
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.
