Catalogue Number: | D-3639 |
Compound Name: | Dexamethasone Impurity 4 |
Synonyms: | (1R,2S,10S,11S,13R,14R,15S,17S)-1-fluoro-14,17-dihydroxy-2,13,15-trimethyl-5-oxotetracyclo[8.7.0.02,7.011,15]heptadeca-3,6-diene-14-carbaldehyde |
CAS#: | |
Alternate CAS#: | |
Molecular Formula: | C21H27FO4 |
Molecular Weight: | 362.44 |
17-Carboxy-17-Desoxy-Dexamethasone (Dexamethasone Acid Impurity)
CAS No. 75262-69-0
C21H27FO4
M.W. 362.44
Dexamethasone Sodium Phosphate EP Impurity G (Dexamethasone Acid)
CAS No. 37927-01-8
C21H27FO5
M.W. 378.44
Dexamethasone Impurity 31
CAS No. 2964-79-6 (aldehyde form), 4619-61-8 (hydrate form)
C22H27FO5. C22H29FO6
M.W. 390.45 408.47