Chemical identity
Aceclofenac EP Impurity H
CAS 1216495-92-9 · C20H17Cl2NO8
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-04639 |
|---|---|
| PubChem CID | 57369464 |
| Name | Aceclofenac EP Impurity H |
| CAS RN | 1216495-92-9 |
| Molecular formula | C20H17Cl2NO8 |
| Molecular weight | 470.26 g/mol |
| IUPAC name | [[[[[[[2-[(2,6-Dichlorophenyl)amino]phenyl]acetyl]oxy]acetyl] oxy]acetyl]oxy]acetic acid |
| InChIKey | ZCCRLKICIDWHKV-UHFFFAOYSA-N |
02Structure identifiers

Structure facts for this exact identity.
| Molecular formula | C20H17Cl2NO8 |
|---|---|
| InChIKey | ZCCRLKICIDWHKV-UHFFFAOYSA-N |
| Ring count | 2 |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | C1=CC=C(C(=C1)CC(=O)OCC(=O)OCC(=O)OCC(=O)O)NC2=C(C=CC=C2Cl)Cl |
|---|---|
| InChI | InChI=1S/C20H17Cl2NO8/c21-13-5-3-6-14(22)20(13)23-15-7-2-1-4-12(15)8-17(26)30-10-19(28)31-11-18(27)29-9-16(24)25/h1-7,23H,8-11H2,(H,24,25) |
03Possible N-nitroso structures
A record-level structural review indicates a possible N-nitroso candidate. This is not a confirmed impurity, formation prediction or analytical finding.
A structural result alone does not establish that a nitrosamine forms. A process-specific and analytical assessment is required.
04India 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 1216495-92-9 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 1216495-92-9 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
05Names and relationships
Associated parent compound
Aceclofenac
View API and impurity familyOther names
- 2-(2-(2-(2-(2-(2,6-Dichlorophenylamino)phenyl)-acetoxy)acetoxy)acetoxy)acetic acid
- Benzeneacetic acid, 2-((2,6-dichlorophenyl)amino)-, 2-(2-(carboxymethoxy)-2-oxoethoxy)-2-oxoethyl ester
- Aceclofenac Impurity H
- Diacetic Aceclofenac
- Aceclofenac impurity H [EP]
- (((((((2-((2,6-Dichlorophenyl)amino)phenyl)acetyl)oxy)acetyl)oxy)acetyl)oxy)acetic acid
- ACECLOFENAC IMPURITY H [EP IMPURITY]
- UNII-AGQ71ZS1VB
- 2-[2-[2-[2-[2-(2,6-dichloroanilino)phenyl]acetyl]oxyacetyl]oxyacetyl]oxyacetic acid
06Documented 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.
07Sources
- S01PubChem compound record, CID 57369464
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.
