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110205-60-2 8,9-didehydro-n-demethyl-n-ethylerythromycin a 6,9-hemiketal

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Product Name 8,9-Didehydro-N-demethyl-N-ethylerythromycin A 6,9-hemiketal
CAS No. 110205-60-2
Synonyms EM-523; 8,9-Didehydro-N-demethyl-9-deoxo-6-deoxy-6,9-epoxy-N-ethylerythromycin; (2S,3R,4S,5R,8R,9R,10S,11S,12S)-5-ethyl-11-({(2S,3R,4S,6R)-4-[ethyl(methyl)amino]-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl}oxy)-3,4-dihydroxy-9-{[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy}-2,4,8,10,12,14-hexamethyl-6,15-dioxabicyclo[10.2.1]pentadec-1(14)-en-7-one (non-preferred name)
InChI InChI=1/C38H67NO12/c1-14-26-38(11,44)31(41)21(5)29-19(3)17-37(10,51-29)33(50-35-28(40)25(39(12)15-2)16-20(4)46-35)22(6)30(23(7)34(43)48-26)49-27-18-36(9,45-13)32(42)24(8)47-27/h20-28,30-33,35,40-42,44H,14-18H2,1-13H3/t20-,21-,22+,23-,24+,25+,26-,27+,28-,30-,31-,32+,33+,35+,36-,37+,38-/m1/s1
Molecular Formula C38H67NO12
Molecular Weight 729.9381
Density 1.19g/cm3
Boiling point 799.5°C at 760 mmHg
Flash point 437.3°C
Refractive index 1.541