Carbohydrate Research, 222 (1991) c17—cl9 Elsevier Science Publishers B.V., Amsterdam CONTENTS (Abstracts/contents lists published in: Chem. Abstr.; Curr. Contents: Phys., Chem. & Earth Sci.; Life Sci. Full texts are incorporated in CJELSEVIER, a file in the Chemical Journals Online database which is available on STN® International. ) Intestinal mucin of germ-free rats. Biochemical and electron-microscopic characterization H. S. Slayter (Boston, MA, U.S.A.), J. K. Wold (Oslo, Norway), and T. Midtvedt (Stock- ON ae eS Fee a Ook ee ON Sa ee ee ee Oa ee ee ae X-ray crystal structures of 1 ,2,4-tri-O-acetyl-5-deoxy-3-O-methyl-5-[(S)-phenylphosphinyl]-a-D-xy- lopyranose and its 5-[(.S)-phenylphosphinothioy]] derivative, and conformations of D-xylo- pyranose analogs having a C,H,P(=R) group in the hemiacetal ring T. Richter, P. Luger (Berlin, Germany), T. Hanaya, and H. Yamamoto (Okayama, Japan) 11 Analysis of cyclomalto-oligosaccharides (cyclodextrins) and derivatives thereof by ion-spray mass spectrometry. J. W. Metzger, M. Jung, D. Schmaizing, E. Bayer, and V. Schurig (Tibingen, Germany) . 23 Crystal structure of 2-O-[(S)-2-hydroxypropyl]cyclomaltoheptaose K. Harata (Ibaraki, Japan), C. T. Rao, J. Pitha (Baltimore, MD, U.S.A.), K. Fukunaga (Shizuoka, Japan), and K. Uekama (Kumamato, Japan) .................. 37 Hydrogen bonding in the crystal structure of «,8-panose G. A. Jeffrey and D.-b. Huang (Pittsburgh, PA, U.S.A.) .................. 47 Synthesis of 2-deoxy-2-[(3R)-3-hydroxytetradecanamido]-3-O-[(3 R)-3-hydroxytetradecanyl]-a-D- glucopyranosyl dihydrogen phosphate and 2-deoxy-2-[(3 R)-3-hydroxytetradecanamido]-3- O-[(3 R)-3-hydroxytetradecanyl]-4-O-phosphono-D-glucopyranose M. Shiozaki, Y. Kobayashi, N. Ishida, M. Arai, T. Hiraoka, M. Nishijima, S. Kuge, T. Otsuka, and Y. Akamatsu (Tokyo, Japan) ...............000-0022 .ee e 57 Synthesis of a 3-ether analogue of lipid A M. Shiozaki, Y. Kobayashi, M. Arai, N. Ishida, T. Hiraoka, M. Nishijima, S. Kuge, T. Otsuka, and Y. Akamatsu (Tokyo, Japan) .........0..00.02. e.e e0n e 69 Synthesis of 2,6-dideoxy-6-fluoro-2-[(3R and 35S)-3-hydroxytetradecanamido]-R3)--3O-(-t[et(r3a- decanoyloxy)tetradecanoyl]-D-glucopyranose 4-(dihydrogen phosphate) and 2-deoxy-2- [((3R and 3S)-3-hydroxytetradecanamido]-3-O-[(3 R)-3-(tetradecanoyloxy)tetradecanoy]]-a- D-glucopyranosyl fluoride 4-(dihydrogen phosphate): fluorosugar analogues of GLA-60 Y. Kobayashi, N. Ishida, M. Arai, M. Shiozaki, T. Hiraoka, M. Nishijima, S. Kuge, T. Otsuka, and Y. Akamatsu (Tokyo, Japan) ...............2.2.2. 0004000 83 Synthesis and reactivity toward acetylenic dipolarophiles of imidazo[2,1-b]thiazolium-3-olate sys- tems P. Areces, M. Avalos, R. Babiano, L. Gonzalez, J. L. Jiménez, J. C. Palacios, and M. D. Pilo EI i Se ee a4 los BRITE Gao eels bo NaF ee ee eS 99 Synthesis of some 2-O-(2-hydroxyalkyl) and 2-O-(2,3-dihydroxyalkyl) derivatives of cyclomalto- heptaose B. Lindberg, J. Lindberg (Stockholm, Sweden), J. Pitha, C. T. Rao (Baltimore, MD, U.S.A.);- ic es nt a ee ee che oe ke wea ee wok ore ow a cl8 Regioselective enzymic deacetylation of octa-O-acetylsucrose: preparation of hepta-O-acetyl- sucroses K.-Y. Chang, S.-H. Wu, and K.-T. Wang (Taipei, Taiwan). ................ Synthesis of 4-thio-L-rhamnofuranose P. A. Zunszain and O. Varela (Buenos Aires, Argentina) .................. 131 Preparation of 2-, 3-, and 4-deoxy derivatives of L-rhamnose, and derivatives of 2-azido-2-deoxy-L- rhamnose and 2,6-dideoxy-2-fluoro-L-glucose, for use in glycosylation reactions M. Bols (Ballerup, Denmark), I. Lundt, and E. R. Ottosen (Lyngby, Denmark). ..... 141 Total asymmetric synthesis of 6-deoxy-5-C-methyl-D-ribo-hexose: structure in aqueous solution J. Wagner and P. Vogel (Lausanne, Switzerland) ..................0046. 151 Total synthesis of 4-(D-alanylamino)-2-amino-2,3,4-trideoxy-DL-threo-pentose (3-deoxy-DL-pru- mycin) V. Constantinou-Kokotou, E. A. Couladouros, M. P. Georgiadis, G. Kokotos (Athens, Greece), and T. M. Georgiadis (Los Angeles, CA, U.S.A.) ................. 163 De novo highly stereocontrolled synthesis of 2,6-dideoxy sugars by use of 2,6-anhydro-2-thio sugars K. Toshima, T. Yoshida, S. Mukaiyama, and K. Tatsuta (Yokohama, Japan) ...... 173 Total syntheses of glucosidase inhibitors, cyclophellitols K. Tatsuta, Y. Niwata, K. Umezawa, K. Toshima, and M. Nakata (Yokohama, Japan) . 189 Molecular motions of chitosan in the solid state M. Pizzoli, G. Ceccorulli, and M. Scandola (Bologna, Italy) ................ 205 Studies of an acidic polysaccharide from Encephalartos friderici guilielmi M. Adinolfi, M. M. Corsaro, L. Mangoni, M. Parrilli (Naples, Italy), and E. Poerio (Viterbo, a a rk Cy ear iw Cag § Ricca cw Aik “WIAs aR AINA Aa CR ee aD, 215 Properties of the polyalcohol prepared from the £-p-glucan schizophyllan by periodate oxidation and borohydride reduction D. Schulz and P. Rapp (Braunschweig, Germany) ................+e+04. 223 Structure of the major exopolysaccharide produced by Azotobacter beijerinckii B-1650 L. M. Likhoshertstov, S. N. Senchenkova, A. S. Shashkov, V. A. Derevitskaya, I. V. Danilova, and I. V. Botvinko (Moscow, U.S.S.R.) ..............2.2.2208- 233 Branched saccharides formed by the action of His-modified cyclodextrin glycosyltransferase from Klebsiella pneumoniae M 5 al on starch a, er EIe , SII sk kk kn 8 he en ek ee ee ee ee wees 239 Structure of the capsular polysaccharide (K98 antigen) of E. coli O7:K98:H6 M. Hahne, B. Jann and K. Jann (Freiburg-Zahringen, Germany) ............. 245 Notes '3C-N.m.r. structural study on an enteric pharmaceutical coating cellulose derivative having ether and ester substituents Y. Tezuka, K. Imai, M. Oshima, and K.-i. Ito (Niigata, Japan) .............. 255 Evidence of acetyl migration during the methylation of methyl 2,3,4-tri-O-acetyl-D-mannose with diazomethane—boron trifluoride etherate S. Manna and B. H. McAnalley (Dallas, TX, U.S.A.)...................4. Synthesis of N-[l-acetyl-5-(D-arabino-tetraacetoxybutyl)-2-methyl-3-pyrroyl]-N-phthalimidoacet- amide M. M. El Sadek and N. N. El Soccary (Alexandria, Egypt). ................ 267 Synthesis of sulfenates of sugar derivatives i. FOKt ang W. Geue (Guwice, POM) 2... ee eee ek eles 271 The action of diethylaminosulfur trifluoride (DAST) on 1-(4,6-O-isopropylidene-f-p-glucopyrano- syl)pyramidines, a one-spot synthesis of 2,2’-anhydro-1-(3-deoxy-3-fluoro-4,6-O-isopropyli- dene-f-pD-altropyranosyl)pyrimidines F. Leclercq and K. Antonakis (Villejuif, France) ...............2..2200. 277 Some new aspects of the synthesis and isolation of 1,2:5,6-di-O-isopropylidene-D-mannitol G. J. F. Chittenden (Nijmegen, The Netherlands)...................... 283 Studies on Acacia nilotica gum exudates. Structural variation due to different habitats V. P. Kapoor, M. I. H. Faroogi (Lucknow, India), F. R. Taravel, and J.-P. Joseleau Rar rea yere tre Pua pins Nar ane Mana rw ep ree iya cter Lore 289 Preliminary communication Total synthesis of a disialoganglioside Gpla H. Prabhanjan, M. Kiso, and A. Hasegawa (Gifu, Japan) ................. ARE RP i Polat Sarge Denys Ter ome we w OFa y See ata e ee ae a a FP ene ra a Pee Gi ee Ng > Spe ak Soa a eae tw ie naa ek ab Oe a a a aea e 5 SS ee oe ook ca ope ae ae a ee a a eae at eels a en er Eee yaar CUD cerns oe teS UCRE EL OMEOns, iy AG ON yer Meme agm ann 0h; Ro R pRr ae Ie Re EE I I nish 5a lg Shee ge ee re ey yea a ek ies cae a