Chemical identity
Olmesartan Dibromo Impurity / Losartan Tritylated Dibromo Impurity
CAS 358685-13-9 · C33H24Br2N4
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-23996 |
|---|---|
| PubChem CID | 129318800 |
| Name | Olmesartan Dibromo Impurity / Losartan Tritylated Dibromo Impurity |
| CAS RN | 358685-13-9 |
| Molecular formula | C33H24Br2N4 |
| Molecular weight | 636.38 g/mol |
| IUPAC name | 5-[4'-(Dibromomethyl)[1,1'-biphenyl]-2-yl]-1-(triphenylmethyl)-1H-tetrazole |
| InChIKey | XADJWXJJVWQFNM-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 6 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 | 6 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1=CC=C(C=C1)C(C2=CC=CC=C2)(C3=CC=CC=C3)N4C(=NN=N4)C5=CC=CC=C5C6=CC=C(C=C6)C(Br)Br |
|---|---|
| InChI | Not listed |
| Formula from structure | C33H24Br2N4 |
| Molecular weight from structure | 636.38 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 358685-13-9 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 358685-13-9 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
Olmesartan
View API and impurity familyOther names
- Olmesartan Impurity 2
- Olmesartan Dibromo Impurity
- Losartan Tritylated Dibromo Impurity
- 5-(4'-(Dibromomethyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole
- 358685-13-9
- 5-[2-[4-(dibromomethyl)phenyl]phenyl]-1-trityltetrazole
- Olmesartan Impurity G
- Valsartan Impurity 45
- SCHEMBL31050109
- H42459
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 129318800
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.
