中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2-deoxy-2-phthalimido-β-D-glucopyranose | 31505-45-0 | C14H15NO7 | 309.276 |
—— | 2-deoxy-2-phthalimido-D-glucopyranose | 31505-45-0 | C14H15NO7 | 309.276 |
2-脱氧-2-苯二酰亚胺-1,3,4,6-四-氧-乙酰-β-D-吡喃葡萄糖 | 1,3,4,6-tetra-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranose | 10022-13-6 | C22H23NO11 | 477.425 |
—— | 3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl bromide | 10028-45-2 | C20H20BrNO9 | 498.284 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | benzyl 3-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside | 80035-35-4 | C28H27NO7 | 489.525 |
—— | Benzyl 2-desoxy-4,6-O-isopropylidene-2-phthalimido-β-D-glucopyranoside | 151266-88-5 | C24H25NO7 | 439.465 |
—— | benzyl 3,6-di-O-benzyl-2-deoxy-2-phthalimido-beta-D-glucopyranoside | 80035-36-5 | C35H33NO7 | 579.65 |
—— | benzyl 2-deoxy-2-phthalimido-β-D-gluco-hexodialdo-1,5-pyranoside | 1221126-96-0 | C21H19NO7 | 397.384 |
—— | benzyl 2-deoxy-3,4-di-O-benzyl-2-phthalimido-β-D-glucopyranoside | 339316-77-7 | C35H33NO7 | 579.65 |
—— | benzyl 4,6-O-benzylidene-2-deoxy-2-phthalimido-β-D-glucopyranoside | 149342-15-4 | C28H25NO7 | 487.509 |
—— | benzyl 3-O-benzyl-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside | 158420-81-6 | C33H35NO8 | 573.643 |
—— | benzyl 2-deoxy-2-phthalimido-6-O-triphenylmethyl-β-D-glucopyranoside | 339316-75-5 | C40H35NO7 | 641.72 |
苯基甲基2-脱氧-2-(1,3-二氢-1,3-二氧代-2H-异吲哚-2-基)-3-O-(苯基甲基)-4,6-O-[(R)-苯基亚甲基]-BETA-D-吡喃葡萄糖苷 | benzyl 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-2-deoxy-β-D-glucopyranoside | 191482-37-8 | C35H31NO7 | 577.634 |
—— | benzyl 3-O-benzyl-2-deoxy-4-O-(3',6'-di-O-benzyl-2'-deoxy-2'-phthalimido-β-D-glucopyranosyl)-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside | 153805-00-6 | C61H60N2O14 | 1045.15 |
—— | benzyl (3,4-di-O-benzoyl-2-O-methyl-α-L-fucopyranosyl)-(1-6)-3-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside | 181875-91-2 | C49H47NO13 | 857.911 |
—— | benzyl 3-O-benzyl-2-deoxy-4-O-(3',6'-di-O-benzyl-4'-O-chloroacetyl-2'-deoxy-2'-phthalimido-β-D-glucopyranosyl)-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside | 153804-99-0 | C63H61ClN2O15 | 1121.63 |
—— | benzyl 2-deoxy-3,4-di-O-benzyl-2-phthalimido-6-O-triphenylmethyl-β-D-glucopyranoside | 339316-76-6 | C54H47NO7 | 821.97 |
—— | 4-O-[(2S,3R,4S,5R,6R)-4,5-bis(phenylmethoxy)-6-(phenylmethoxymethyl)-2-phenylsulfanyloxan-3-yl] 1-O-[(2R,3R,4R,5S,6R)-3-(1,3-dioxoisoindol-2-yl)-5-hydroxy-2-phenylmethoxy-6-(phenylmethoxymethyl)oxan-4-yl] butanedioate | 191216-69-0 | C65H63NO14S | 1114.28 |
—— | benzyl 2-deoxy-3,4-di-O-benzyl-2-[(R)-3-tetradecanoyloxytetradecanamido]-β-D-glucopyranoside | 339316-80-2 | C55H83NO8 | 886.266 |
—— | Benzyl 3,6-di-O-benzyl-2-deoxy-2-amino-β-D-glucopyranoside | 330999-05-8 | C27H31NO5 | 449.547 |
Procedures are reported for the synthesis of 4,6-di-O-acetyl-3-O-(tetra-O-acetyl-β-D-galactopyranosyl)-2-deoxy-2-phthalimido-α,β-D-glucopyranosyl chloride, a reagent useful for the reliable introduction of β-D-Galp-(1 → 3)-β-D-GlcNAcp units (lacto-N-biose 1 units) into oligosaccharide structures. A benzyl glycoside intermediate is hydrogenolyzed to the alcohol which is subsequently converted to the glycosyl chlorides by use of the Vilsmeier reagent in the presence of sym-collidine. A comparison is made of the oxazoline method for the preparation of β-glycosides from 2-amino-2-deoxysugars and the phthalimido procedure developed in this laboratory.