Chemical identity
Anastrozole Diacid
CAS 1338800-81-9 · C17H21N3O4
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-06346 |
|---|---|
| PubChem CID | 123960757 |
| Name | Anastrozole Diacid |
| CAS RN | 1338800-81-9 |
| Molecular formula | C17H21N3O4 |
| Molecular weight | 331.37 g/mol |
| IUPAC name | 2,2’-(5-((1H-1,2,4-Triazol-1-yl)methyl)-1,3-phenylene)bis(2-methylpropanoic acid) |
| InChIKey | RWMCPKLPAVTKFC-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 | CC(C)(C1=CC(=CC(=C1)CN2C=NC=N2)C(C)(C)C(=O)O)C(=O)O |
|---|---|
| InChI | Not listed |
| Formula from structure | C17H21N3O4 |
| Molecular weight from structure | 331.37 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 1338800-81-9 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 1338800-81-9 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
Anastrozole
View API and impurity familyOther names
- Anastrozole Diacid Impurity
- Anastrozole Diacid
- 1338800-81-9
- 2,2'-(5-((1H-1,2,4-Triazol-1-yl)methyl)-1,3-phenylene)bis(2-methylpropanoic acid)
- 2,2'-[5-(1H-1,2,4-Triazol-1-yl)methylbenzene-1,3-diyl]bis(2-methylpropanoic Acid)
- Anastrozole Impurity 11
- 1,3-Benzenediacetic acid, a1,a1,a3,a3-tetramethyl-5-(1H-1,2,4-triazol-1-ylmethyl)-
- a1,a1,a3,a3-Tetramethyl-5-(1H-1,2,4-triazol-1-ylmethyl)-1,3-benzenediacetic acid
- 2-[3-(1-Carboxy-1-methyl-ethyl)-5-(1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanoic Acid
- A495Y8ZFV7
- 1,3-Benzenediacetic acid, alpha1,alpha1,alpha3,alpha3-tetramethyl-5-(1H-1,2,4-triazol-1-ylmethyl)-
- 2-[3-(1-carboxy-1-methylethyl)-5-[(1H-1,2,4-triazol-1-yl)methyl]phenyl]-2-methylpropanoic 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 123960757
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.
