No record-level structural candidate is currently published for this identity.
API and parent drug
Sulfamethazine
CAS 57-68-1 · C12H14N4O2S · 5 related records
01API identity and structure
2D structurePubChem CID 5327

| API / medicine name | Sulfamethazine |
|---|---|
| CAS RN | 57-68-1 |
| PubChem CID | 5327 |
| Molecular formula | C12H14N4O2S |
| Molecular weight | 278.33 g/mol |
| IUPAC name | 4-amino-N-(4,6-dimethylpyrimidin-2-yl)benzenesulfonamide |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | CC1=CC(=NC(=N1)NS(=O)(=O)C2=CC=C(C=C2)N)C |
|---|---|
| InChI | Not listed |
| InChIKey | ASWVTGNCAZCNNR-UHFFFAOYSA-N |
02Structural nitrosamine screen
This result does not predict manufacturing conditions, formation, analytical findings or absence of risk. A process-specific assessment is required.
03India status for this compound
The result below applies only to this exact compound identity and CAS number.
| NDPS / RCS | NOT FOUND IN REVIEWED ENTRIES | No exact reviewed identity entry was found. Generic, class, analogue, salt and isomer provisions were not evaluated. Confirm the current official schedule before a regulatory decision. |
|---|---|---|
| SCOMET | NOT FOUND IN REVIEWED CAS ENTRIES | CAS 57-68-1 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
05Sources
- S01PubChem compound record, CID 5327
Structure, identifiers and machine-readable properties for the API identity.
- S02NCBI website and molecular data policies
Reuse policy for NCBI molecular data. Vendor descriptions and contributed narrative text are not reproduced.
- S03Lazychem chemical records
Parent-family links use the supplied parent identity.





