For research use only. Not for therapeutic Use.
<span style="color:#000000;"><span style="font-size:12px;"><span style="font-family:arial,helvetica,sans-serif;">(6α,11β)-11,20-Dihydroxy-6-methyl-3-oxopregna-1,4,17(20)-trien-21-al (CAS 1338549-02-2) is an impurity of Methylprednisolone.</span></span></span>
| Catalog Number | R058866 |
| CAS Number | 1338549-02-2 |
| Synonyms | 11β,20-Dihydroxy-6α-methylpregna-1,4,17(20)-triene-3,21-dione; Methylprednisolone EP Impurity D; |
| Molecular Formula | C₂₂H₂₈O₄ |
| Purity | ≥95% |
| Storage | Store at -20C |
| IUPAC Name | (2Z)-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 |
| InChI | InChI=1S/C22H28O4/c1-12-8-14-15-4-5-16(19(26)11-23)22(15,3)10-18(25)20(14)21(2)7-6-13(24)9-17(12)21/h6-7,9,11-12,14-15,18,20,25-26H,4-5,8,10H2,1-3H3/b19-16-/t12-,14-,15-,18-,20+,21-,22-/m0/s1 |
| InChIKey | XYGYYRSXRDASPZ-MAFKTLPYSA-N |
| SMILES | CC1CC2C3CCC(=C(C=O)O)C3(CC(C2C4(C1=CC(=O)C=C4)C)O)C |
| Reference | <span style="color:#000000;"><span style="font-size:12px;"><span style="font-family:arial,helvetica,sans-serif;">1.Solomun, Ljiljana, et al. "Methylprednisolone and its related substances in freeze-dried powders for injections." <i style="font-family: Arial, sans-serif; font-size: 13px;">Journal of the Serbian Chemical Society</i></span></span></span><span style="font-family: Arial, sans-serif; font-size: 13px;"><span style="color:#000000;"><span style="font-size:12px;"><span style="font-family:arial,helvetica,sans-serif;"> 75.10 (2010): 1441-1452.</span></span></span></span><br /> |
