Chemical identity
Nicergoline EP Impurity D
CAS 20826-04-4 · C6H4BrNO2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-23334 |
|---|---|
| PubChem CID | 88707 |
| Name | Nicergoline EP Impurity D |
| CAS RN | 20826-04-4 |
| Molecular formula | C6H4BrNO2 |
| Molecular weight | 202.01 g/mol |
| IUPAC name | 5-Bromopyridine-3-carboxylic Acid |
| InChIKey | FQIUCPGDKPXSLL-UHFFFAOYSA-N |
02Structure identifiers

Structure facts for this exact identity.
| Molecular formula | C6H4BrNO2 |
|---|---|
| InChIKey | FQIUCPGDKPXSLL-UHFFFAOYSA-N |
| Ring count | 1 |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | BrC1=CN=CC(C(O)=O)=C1 |
|---|---|
| InChI | InChI=1S/C6H4BrNO2/c7-5-1-4(6(9)10)2-8-3-5/h1-3H,(H,9,10) |
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 | NOT FOUND IN REVIEWED ENTRIES | CAS 20826-04-4 was not found in the reviewed exact-identity entries. Generic, class, analogue, salt and isomer provisions were not evaluated. |
|---|---|---|
| SCOMET | NOT FOUND IN REVIEWED CAS ENTRIES | CAS 20826-04-4 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
04Names and relationships
Associated parent compound
Nicergoline
View API and impurity familyOther names
- 5-Bromo Nicotinic Acid
- 3-bromo-5-pyridine carboxylic acid
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 88707
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.
