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ChemicalBook CAS DataBase List 3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate
160145-82-4

3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate synthesis

5synthesis methods
Erythromycin, 3-O-de(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)-6-O-methyl-, 2'-acetate

143353-81-5
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3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate

160145-82-4
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Yield:-

Steps:

Multi-step reaction with 3 steps
1: pyridine / dichloromethane / 23 h / 0 - 20 °C
2: N-chloro-succinimide; thioformaldehyde / dichloromethane / 3.5 h / -5 °C
3: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetone / 14 h / Reflux

References:

Wei, Xin;You, Qidong [Organic Process Research and Development,2006,vol. 10,# 3,p. 446 - 449]

3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate Related Search:

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