No record-level structural candidate is currently published for this identity.
API and parent drug
Nalidixic acid
CAS 389-08-2 · C12H12N2O3 · 5 related records
01API identity and structure
2D structurePubChem CID 4421

| API / medicine name | Nalidixic acid |
|---|---|
| CAS RN | 389-08-2 |
| PubChem CID | 4421 |
| Molecular formula | C12H12N2O3 |
| Molecular weight | 232.23 g/mol |
| IUPAC name | 1-ethyl-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | CCN1C=C(C(=O)C2=C1N=C(C=C2)C)C(=O)O |
|---|---|
| InChI | Not listed |
| InChIKey | MHWLWQUZZRMNGJ-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 389-08-2 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 4421
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.


![2D structure: N-[(1-Ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridin-3-yl)carbonyl]-D-aspartic acid, CAS 1212087-50-7](/structures/pubchem/39847117/1212087-50-7-n-1-ethyl-1-4-dihydro-7-methyl-4-oxo-1-8-naphthyridin-3-yl-carbonyl-d-aspartic-acid-2d-structure-300.png)


