Identidade

Methylprednisolone EP Impurity D

Não indicado · C22H28O4

01Identidade

Lazychem ID	LC-35261
CAS RN	Não indicado
PubChem CID	131667993
Molecular formula	C22H28O4
Molecular weight	356.5 g/mol
IUPAC name	2-hydroxy-2-[(6S,8S,9S,10R,11S,13S,14S)-11-hydroxy-6,10,13-trimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ylidene]acetaldehyde
InChIKey	XYGYYRSXRDASPZ-MZLJKTDUSA-N

02Estrutura e estereoquímica

Two-dimensional chemical structure of Methylprednisolone EP Impurity D — Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 4 rings, includes aliphatic carbon, has 7 defined stereocentres. These statements are calculated from the published structure string.

Defined stereocentres	7
Ring count	4
Secondary amines	0
Tertiary amines	0

SMILES	C[C@H]1C[C@H]2[C@@H]3CCC(=C(C=O)O)[C@]3(C[C@@H]([C@@H]2[C@@]4(C1=CC(=O)C=C4)C)O)C
InChI	Não indicado

03Stereochemistry

The published structure contains 7 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.

Defined centres7Structure assigned

Unassigned centres0Structure unspecified

Assignment statusFully assignedExact published identity

Tetrahedral upper bound≤ 128Before symmetry reduction

Published same-connectivity configurations

2 records

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.