Chemical identity
Candesartan Dibromo N2-Trityl Impurity/ Irbesartan Dibromo N2-Trityl Impurity/ Losartan Dibromo N2-Trityl Impurity/ Olmesartan Dibromo N2-Trityl Impurity/ Valsartan Dibromo N2-Trityl Impurity
CAS 151052-34-5 · C33H24Br2N4
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-09271 |
|---|---|
| PubChem CID | 18954360 |
| Name | Candesartan Dibromo N2-Trityl Impurity/ Irbesartan Dibromo N2-Trityl Impurity/ Losartan Dibromo N2-Trityl Impurity/ Olmesartan Dibromo N2-Trityl Impurity/ Valsartan Dibromo N2-Trityl Impurity |
| CAS RN | 151052-34-5 |
| Molecular formula | C33H24Br2N4 |
| Molecular weight | 636.38 g/mol |
| IUPAC name | 5-(4'-(Dibromomethyl)(1,1'-biphenyl)-2-yl)-2-trityl-2H-tetrazole |
| InChIKey | KKTYIAGAGAAHSK-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)N4N=C(N=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 151052-34-5 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 151052-34-5 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
Candesartan
View API and impurity familyOther names
- Candesartan Dibromo N2-Trityl Impurity
- 5-[4'-(Dibromomethyl)[1,1'-biphenyl]-2-yl]-2-(triphenylmethyl)-2H-tetrazole
- 151052-34-5
- 5-[2-[4-(dibromomethyl)phenyl]phenyl]-2-trityltetrazole
- 5-(4'-(Dibromomethyl)-[1,1'-biphenyl]-2-yl)-2-trityl-2H-tetrazole
- 2H-Tetrazole, 5-[4'-(dibromomethyl)[1,1'-biphenyl]-2-yl]-2-(triphenylmethyl)-
- BHQ6JK94TX
- SCHEMBL9429727
- N-Triphenylmethyl-5-[4'-(dibromomethyl)biphenyl-2-yl]tetrazole
- DB-317099
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 18954360
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.
