Chemical identity
N-Nitroso N-desmethyl Relugolix
CAS not listed · C28H24F2N8O6S
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-32204 |
|---|---|
| PubChem CID | 168442585 |
| Name | N-Nitroso N-desmethyl Relugolix |
| CAS RN | Not listed |
| Molecular formula | C28H24F2N8O6S |
| Molecular weight | 638.6 g/mol |
| IUPAC name | 1-(4-(1-(2, 6-difluorobenzyl)-3-(6-methoxypyridazin-3-yl)-5-((methyl(nitroso)amino)methyl)-2, 4-dioxo-1, 2, 3, 4-tetrahydrothieno[2, 3-d]pyrimidin-6-yl)phenyl)-3-methoxyurea |
| InChIKey | QLPYCAKOKGXWOC-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 5 rings, includes aromatic atoms, includes aliphatic carbon, contains at least one halogen atom, contains an N-nitroso substructure. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 5 |
| Secondary amines | 0 |
| Tertiary amines | 1 |
| N-methyl amine sites | 1 |
| SMILES | O=C(NOC)NC1=CC=C(C(S2)=C(CN(C)N=O)C(C(N3C4=NN=C(OC)C=C4)=O)=C2N(CC5=C(F)C=CC=C5F)C3=O)C=C1 |
|---|---|
| InChI | Not listed |
| Formula from structure | C28H24F2N8O6S |
| Molecular weight from structure | 638.6 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 | No CAS number is available for an exact comparison. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | No CAS number is available for an exact comparison. |
| 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
Relugolix
View API and impurity familyOther names
- N-Nitroso Relugolix Impurity 1
- N-Nitroso N-desmethyl Relugolix
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 168442585
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.
