Lactoseoctaacetate, CAS:6291-42-5

The acetates of lactose are useful starting points and intermediates in the synthesis of oligosaccharides based on lactose, particularly in the synthesis of the important oligosaccharides that occur in human milk. CAS Number 6291-42-5 Product Name [(2R,3R,4S,5R,6R)-4,5,6-triacetyloxy-3-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]methyl acetate IUPAC Name [(2R,3R,4S,5R,6R)-4,5,6-triacetyloxy-3-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]methyl acetate Molecular Formula C??H??O?? Molecular Weight 678.59 InChI InChI=1S/C28H38O19/c1-11(29)37-9-19-21(39-13(3)31)23(40-14(4)32)26(43-17(7)35)28(46-19)47-22-20(10-38-12(2)30)45-27(44-18(8)36)25(42-16(6)34)24(22)41-15(5)33/h19-28H,9-10H2,1-8H3/t19-,20-,21+,22-,23+,24+,25-,26-,27+,28+/m1/s1 SMILES CC(=O)OCC1C(C(C(C(O1)OC(=O)C)OC(=O)C)OC(=O)C)OC2C(C(C(C(O2)COC(=O)C)OC(=O)C)OC(=O)C)OC(=O)C Synonyms 4-O-(2,3,4,6-Tetra-O-acetyl-?- D-galactopyranosyl) -?-D-glucopyranose 1,2,3,6-Tetraacetate; ?-Octaacetyllactose; CAS No: 6291-42-5,23973-20-8 Synonyms: Octa-O-acetyl-D-lactose4-O-(2,3,4,6-Tetra-O-acetyl-b-D-galactopyranosyl)-1,2,3,6-tetra-O-acetyl-D-glucopyranosePeracetylated lactoseLactose peracetyate MDL No: MFCD00064040 Chemical Formula: C28H38O19 Molecular Weight: 678.59 References: 1. Hurd CD, Bonner WA, J. Am. Chem. Soc. 1945, Vol67, p1972