Chemical identity
5-Chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-2,3'-bipyridine 4-methylbenzenesulfonate
CAS 287930-71-6 · C25H23ClN2O5S2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-03451 |
|---|---|
| PubChem CID | 53447335 |
| Name | 5-Chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-2,3'-bipyridine 4-methylbenzenesulfonate |
| CAS RN | 287930-71-6 |
| Molecular formula | C25H23ClN2O5S2 |
| Molecular weight | 531.04 g/mol |
| IUPAC name | 5-Chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-2,3'-bipyridine 4-methylbenzenesulfonate |
| InChIKey | KLSTYLZAOSHTHI-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 | 0 |
| N-methyl amine sites | 0 |
| SMILES | CC1=CC=C(C=C1)S(=O)(=O)O.CC1=NC=C(C=C1)C2=C(C=C(C=N2)Cl)C3=CC=C(C=C3)S(=O)(=O)C |
|---|---|
| InChI | Not listed |
| Formula from structure | C25H23ClN2O5S2 |
| Molecular weight from structure | 531.04 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 287930-71-6 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 287930-71-6 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
Etoricoxib
View API and impurity familyOther names
- 5-Chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-2,3'-bipyridine 4-methylbenzenesulfonate
- EC 619-811-1
- RefChem:534816
- 619-811-1
- 287930-71-6
- SCHEMBL321881
- DTXSID70703435
- 4-Methylbenzene-1-sulfonic acid--5-chloro-3-[4-(methanesulfonyl)phenyl]-6'-methyl-2,3'-bipyridine (1/1)
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 53447335
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.
