No record-level structural candidate is currently published for this identity.
API and parent drug
Acetaminophen
CAS 103-90-2 · C8H9NO2 · 36 related records
01API identity and structure
2D structurePubChem CID 1983

| API / medicine name | Acetaminophen |
|---|---|
| CAS RN | 103-90-2 |
| PubChem CID | 1983 |
| Molecular formula | C8H9NO2 |
| Molecular weight | 151.16 g/mol |
| IUPAC name | N-(4-hydroxyphenyl)acetamide |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | CC(=O)NC1=CC=C(C=C1)O |
|---|---|
| InChI | Not listed |
| InChIKey | RZVAJINKPMORJF-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 103-90-2 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 1983
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: Diacetamide, N,N’-(2-hydroxy-[1,1’-biphenyl]-4,4’-diyl), CAS 2819093-06-4](/structures/pubchem/125307467/2819093-06-4-diacetamide-n-n-2-hydroxy-1-1-biphenyl-4-4-diyl-2d-structure-300.png)





















