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Calcifediol impurities and related standards

4 reference standards related to Calcifediol held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.

CAS numbers are listed for 4 of 4; 4 entries carry a structure drawing.

Calcifediol — related standards
CompoundCAS No.Catalogue No.FormulaMW
Calcifediol EP Impurity D 1233749-00-2 RS-C123001 C27H44O2 400.64
Calcifediol EP Impurity B 22145-68-2 RS-C123002 C27H44O2 400.64
Calcifediol EP Impurity C 39932-44-0 RS-C123003 C27H44O2 400.64
Calcifediol EP Impurity A 61585-29-3 RS-C123004 C27H44O2 400.64

Structures

Cannot find the impurity you need? Non-compendial impurities can be quoted from a structure — a CAS number is not required. Write to [email protected].