Chemical identity
Orphenadrine EP Impurity B / Phenyl(o-tolyl)methanone
CAS 131-58-8 · C14H12O
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-24213 |
|---|---|
| PubChem CID | 67230 |
| Name | Orphenadrine EP Impurity B / Phenyl(o-tolyl)methanone |
| CAS RN | 131-58-8 |
| Molecular formula | C14H12O |
| Molecular weight | 196.25 g/mol |
| IUPAC name | (2-methylphenyl)phenylmethanone |
| InChIKey | CKGKXGQVRVAKEA-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 2 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 2 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | CC1=CC=CC=C1C(=O)C2=CC=CC=C2 |
|---|---|
| InChI | Not listed |
| Formula from structure | C14H12O |
| Molecular weight from structure | 196.25 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 131-58-8 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 131-58-8 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
Orphenadrine
View API and impurity familyOther names
- Orphenadrine EP Impurity B
- Phenyl(o-tolyl)methanone
- 2-Methylbenzophenone
- 131-58-8
- Methanone, (2-methylphenyl)phenyl-
- o-Methylbenzophenone
- Phenyl o-tolyl ketone
- Benzophenone, 2-methyl-
- Phenyl 2-tolyl ketone
- (2-Methylphenyl)phenylmethanone
- 2-methylphenyl phenyl ketone
- LSN1480NFF
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 67230
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.
