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COA COO

Josamycin EP Impurity B (18-Dihydroleucomycin A3)

Impurity

CAS Number

40361-41-9

Molecular Formula

C42H71NO15

Product format

Neat

Molecular Weight

830.02

Shipping

Room Temperature

API Family

Josamycin

Synonyms

(2S, 3S, 4R, 6S)-6-(((2R, 3S, 4R, 5R, 6S)-6-(((4R, 5S, 6S, 7R, 9R, 10R, 11E, 13E, 16R)-4-acetoxy-10-hydroxy-7-(2-hydroxyethyl)-5-methoxy-9, 16-dimethyl-2-oxooxacyclohexadeca-11, 13-dien-6-yl)oxy)-4-(dimethylamino)-5-hydroxy-2-methyltetrahydro-2H-pyran-3-yl)oxy)-4-hydroxy-2 and 4-dimethyltetrahydro-2H-pyran-3-yl 3-methylbutanoate

Iupac Name

[(2S, 3S, 4R, 6S)-6-[(2R, 3S, 4R, 5R, 6S)-6-[[(4R, 5S, 6S, 7R, 9R, 10R, 11E, 13E, 16R)-4-acetyloxy-10-hydroxy-7-(2-hydroxyethyl)-5-methoxy-9, 16-dimethyl-2-oxo-1-oxacyclohexadeca-11, 13-dien-6-yl]oxy]-4-(dimethylamino)-5-hydroxy-2-methyloxan-3-yl]oxy-4-hydroxy-2 and 4-dimethyloxan-3-yl] 3-methylbutanoate

InChI

InChI=1S/C42H71NO15/c1-23(2)19-32(47)56-40-27(6)53-34(22-42(40,8)50)57-37-26(5)54-41(36(49)35(37)43(9)10)58-38-29(17-18-44)20-24(3)30(46)16-14-12-13-15-25(4)52-33(48)21-31(39(38)51-11)55-28(7)45/h12-14,16,23-27,29-31,34-41,44,46,49-50H,15,17-22H2,1-11H3/b13-12+,16-14+/t24-,25-,26-,27+,29+,30+,31-,34+,35-,36-,37-,38+,39+,40+,41+,42-/m1/s1

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COA COO

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Synthesis

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