
Aprepitant Open-Ring Methyl Ester Impurity
CAS 219821-37-1
JMBSYJOVXPFTFD-HBUDHLSFSA-N
Current configuration
Identidade
CAS 219821-37-1 · C24H25F7N4O4
| Lazychem ID | LC-06643 |
|---|---|
| CAS RN | 219821-37-1 |
| PubChem CID | 11261570 |
| Molecular formula | C24H25F7N4O4 |
| Molecular weight | 566.47 g/mol |
| IUPAC name | Methyl 2-(2-((2R,3S)-2-((R)-1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl) morpholino)-1-iminoethyl)hydrazinecarboxylate |
| InChIKey | JMBSYJOVXPFTFD-HBUDHLSFSA-N |

The parsed structure contains 3 rings, includes aromatic atoms, includes aliphatic carbon, has 3 defined stereocentres, contains at least one halogen atom. These statements are calculated from the published structure string.
| Defined stereocentres | 3 |
|---|---|
| Ring count | 3 |
| Secondary amines | 0 |
| Tertiary amines | 1 |
| SMILES | C[C@H](C1=CC(=CC(=C1)C(F)(F)F)C(F)(F)F)O[C@@H]2[C@@H](N(CCO2)C/C(=N/NC(=O)OC)/N)C3=CC=C(C=C3)F |
|---|---|
| InChI | Não indicado |
The published structure contains 3 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.
These records have the same connectivity, molecular formula and protonation layer, but a different complete InChIKey stereochemical layer. Only separately structure-linked records are shown.

CAS 219821-37-1
JMBSYJOVXPFTFD-HBUDHLSFSA-N
Current configuration
No additional structure-linked configuration with the same connectivity is currently present in the LazyChem dataset.
Scope: The mathematical 2^n value is only an upper bound. Symmetry and other stereogenic elements can change the number of distinct stereoisomers. A hypothetical configuration is not published as a compound record without a verified structure identity.
Exact-compound status is evaluated only against the published name and CAS number. Confirm the current official instrument before a regulatory decision.
Aprepitant
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