Hexadecane, 1-isocyanato- → 16-((R)-{(2S,3S,4R,5R)-5-[2,4-Dioxo-3,4-dihydro-1 (2H)-pyrimidinyl]-3,4-dihydroxytetrahydro-2-furanyl}{[(3R,4S,5R)-5-({[(hexadecylamino)carbonyl]amino}methyl)-4-hydroxy-3-methoxytetrahydro-2-furanyl]oxy}methyl)-9-(1-hydroxy-2-methylpropyl)-6-(2-iminohexahydro-4-pyrimidinyl)-2-isopropyl-4,7,10-trioxo-3,5,8,11,15-pentaazaheptadecane-1,17-dioic Acid

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Reaction Steps

The title compound is prepared by the procedure of Example 11, using 50.0 mg (52 μmol) of 16-({[5-(aminomethyl)-4-hydroxy-3-methoxytetrahydro-2-furanyl]oxy}{5-[2,4-dioxo-3,4-dihydro-1 (2H)-pyrimidinyl]-3,4-dihydroxytetrahydro-2-furanyl}methyl)-9-(1-hydroxy-2-methylpropyl)-6-(2-iminohexahydro-4-pyrimidinyl)-2-isopropyl-4,7,10-trioxo-3,5,8,11,15-pentaazaheptadecane-1,17-dioic acid (λmax nm in water=259) and 14.0 mg (52 μmol) hexadecyl isocyanate in 2.0 ml of N,N-dimethyl formamide to give 3.0 mg of the desired product.

Provenance & Evidence