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Milbemycin EP Impurity D

Product Code:

MMC/1004

CAS Number:

51596-11-33

Molecular Formula:

C32H46O7

Molecular Weight:

542.70
Synonyms : Milbemycin B2 ; O-Methyl Milbemycin A3 ; (1′R,2R,4′S,5S,6R,8′R,10′E,13′R,14′E,16′E,20′R,21′R,24′S)-24′-Hydroxy-21′-methoxy-5,6,11′,13′,22′-pentamethyl 3,4,5,6-tetrahydrospiro[pyran-2,6′-[3,7,19] trioxatetracyclo[15.6.1.14,8.020,24]pentacosa[10,14,16,22]tetraen]-2′-one

Milbemycin EP Impurity E

Product Code:

MMC/1005

CAS Number:

51596-11-34

Molecular Formula:

C32H44O7

Molecular Weight:

540.69
Synonyms : Milbemycin A4 Keto Analog ; (1′R,2R,4′S,5S,6R,8′R,10′E,13′R,14′E,16′E,20′S,24′S)-6-Ethyl-24′-hydroxy-5,11′,13′,22′-tetramethyl-3,4,5,6-tetrahydrospiro[pyran-2,6′-[3,7,19 ]trioxa tetracyclo-[15.6.1.14,8.020,24]pentacosa[10,14,16,22]tetraene]-2′,21′-dione

Milbemycin EP Impurity F

Product Code:

MMC/1006

CAS Number:

51596-11-35

Molecular Formula:

C31H42O7

Molecular Weight:

526.66
Synonyms : Milbemycin A3 Keto Analog ; (1′R,2R,4′S,5S,6R,8′R,10′E,13′R,14′E,16′E,20′S,24′S)-24′-Hydroxy-5,6,11′, 13′,22′-pentamethyl-3,4,5,6-tetrahydrospiro[pyran-2,6′-[3,7,19] trioxatetra cyclo[15.6.1.14,8.020,24]-pentacosa[10,14,16,22] tetraene]- 2′,21′-dione