CAS 1367369-78-5

Entecavir System Suitability Mixture (This is a mixture containing entecavir 1-epimer (0.2%), entecavir (99.6%), 8-hydroxy entecavir (0.1%), and 8-methoxy entecavir (0.1%))

CAS: 1367369-78-5

Diagnostic or lab reagents on a backing, prepared diagnostic or lab reagents whether or not on a backing, whether or not in the form of kits, nesoi

Color and Shape: White Powder

Ref: 45-1235988

Entecavir EP Impurity A (1'-epi-Entecavir)

CAS: 1367369-78-5

Formula: C₁₂H₁₅N₅O₃

Color and Shape: Off-White Solid

Molecular weight: 277.28

Ref: 4Z-E-237

Entecavir Impurity 51

CAS: 1367369-78-5

Formula: C₅₁H₄₅N₅O₄

Color and Shape: Off-White Solid

Molecular weight: 791.95

Ref: 4Z-E-2372

1’-epi-Entecavir

Controlled Product

CAS: 1367369-78-5

Impurity Entecavir EP Impurity A
Applications An epimeric impurity of the antiviral drug Entecavir (E558900).

Formula: C₁₂H₁₅N₅O₃

Color and Shape: Neat

Molecular weight: 277.279

Ref: TR-E558920

Entecavir (1R,3R,4S) diastereomer

CAS: 1367369-78-5

Entecavir (1R,3R,4S) diastereomer is a synthetic compound and is an analytical standard for HPLC. This product is an impurity of the drug Entecavir. The impurity is characterized by a retention time of 17.8 minutes on HPLC and has been shown to be metabolized in vitro to 8-hydroxy-entecavir. The purity of this product is 98% with a CAS number of 1367369-78-5.

Formula: C₁₂H₁₅N₅O₃

Purity: Min. 95%

Molecular weight: 277.28 g/mol

Ref: 3D-IE145298

Entecavir 1-epimer

CAS: 1367369-78-5

Formula: C₁₂H₁₅N₅O₃

Molecular weight: 277.28

Ref: ST-EA-CP-E36010