Discloses is a process for producing α-D-glucopyranose, 3-O-decyl-2-deoxy-6-O-[2-deoxy-3-O-[(3R)-3-methoxydecyl]-6-O-methyl-2-[(11Z)-1-oxo-11-octadecenyl]amino]-4-O-phosphono-β-D-glucopyranosyl]-2-[(1,3-dioxotetradecyl)amino]- or 1-(dihydrogen phosphate) tetrasodium salt which is useful as an active ingredient of a pharmaceutical or an intermediate for the synthesis thereof, which is environment-friendly and excellent in safety, operationality and reproducibility. A process for producing a compound represented by the formula (I) comprising the steps of reacting a compound represented by the formula (VIII) with a palladium catalyst in the presence of a nucleopholic agent and treating the product with a sodium source.
-
Page/Page column 38-39
(2008/12/06)
REAGENTS AND METHODS FOR PREPARING LPS ANTAGONIST B1287 AND STEREOISOMERS THEREOF
The present invention provides methods for preparing LPS antagonist lipodisaccharide B1287 and stereoisomers thereof, which compounds are useful as in the prophylactic and affirmative treatment of endotoxemia including sepsis, septicemia and various forms of septic shock. Also provided are synthetic intermediates useful for implementing the inventive methods.
Get Best Price for185954-98-7a-D-Glucopyranose,3-O-decyl-2-deoxy-6-O-[2-deoxy-3-O-[(3R)-3-methoxydecyl]-6-O-methyl-2-[[(11Z)-1-oxo-11-octadecen-1-yl]amino]-4-O-phosphono-b-D-glucopyranosyl]-2-[(1,3-dioxotetradecyl)amino]-,1-(dihydrogen phosphate), sodium salt (1:4)