+ Site Statistics
+ Search Articles
+ Subscribe to Site Feeds
EurekaMag Most Shared ContentMost Shared
EurekaMag PDF Full Text ContentPDF Full Text
+ PDF Full Text
Request PDF Full TextRequest PDF Full Text
+ Follow Us
Follow on FacebookFollow on Facebook
Follow on TwitterFollow on Twitter
Follow on Google+Follow on Google+
Follow on LinkedInFollow on LinkedIn

+ Translate

Preparation of nucleosides via iso propylidene sugar derivatives part 5 coupling reactions using the titanium tetra chloride method

, : Preparation of nucleosides via iso propylidene sugar derivatives part 5 coupling reactions using the titanium tetra chloride method. Carbohydrate Research 14(3): 297-303

Accession: 006173595

DOI: 10.1016/S0008-6215(00)80002-6

Submit PDF Full Text: Here

Submit PDF Full Text

No spam - Every submission is manually reviewed

Due to poor quality, we do not accept files from Researchgate

Submitted PDF Full Texts will always be free for everyone
(We only charge for PDFs that we need to acquire)

Select a PDF file:

Related references

Kohn B.D.; Kohn P.; Dubin A., 1971: Preparation of nucleosides via iso propylidene sugar derivatives part 6 synthesis of 9 alpha and 9 beta allo furanosyl adenines. Carbohydrate Research 18(3): 349-355

Freyne, E.J.; Lepoivre, J.A.; Alderweireldt, F.C.; Anteunis, M.J.O.; De-Bruyn, A., 1976: Synthesis of 2 3 o iso propylidene pyridine nucleosides a 300 megahertz hydrogen nmr study of the conformation of 2 3 o iso propylidene d ribofuranosylamine toluene p sulfonate and of 1 2 3 o iso propylidene d ribofuranosyl 3 carbamoyl pyridinium chloride in solution. Eight 2,3-O-isopropylidene pyridine nucleosides were prepared in good yield by reaction of 2,3-O-isopropylidene-D-ribofuranosylamine with the corresponding 1-(2,4-dinitrophenyl)-pyridinium halides in dry methanol at room temperature. Assignments o...

Pravdic N.; Franjic Mihalic I., 1978: Syntheses of some purine nucleosides by the fusion method by the condensation of acetylated chlorides and from 1 acetates in the presence of titanium tetra chloride a comparison. Carbohydrate Research 62(2): 301-312

Just, G.; Ramjeesingh, M.; Liak, T.J., 1976: Syntheses of c nucleosides part 9 reactions of dl 3 4 di o iso propylidene 2 5 anhydro allose with wittig reagents syntheses of bis homo anhydro c nucleosides. The NMR spectra of the 2 anomers of 1-O-acetyl-3,4-di-O-isopropylidene-2,5-anhydro-D,L-allose are discussed. The reactions of D,L-3,4-di-O-isopropylidene-2,5-anhydroallose with carbethoxymethylenetriphenylphosphorane, bromocarbethoxymethylenetriph...

Kondo, K.; Adachi, T.; Inoue, I., 1976: Studies on biologically active nucleosides and nucleotides part 1 reactions of tetra acetoxy silane with pyrimidine ribo nucleosides. Tetraacetoxysilane reacted with 5'-O-acetyluridine to give 3',5'-di-O-acetyluridine as a major product. When the reaction was carried out in the presence of ZnCl2, 2,2'-anhydro-1-(3',5'-di-O-acetyl-.beta.-D-arabinofur...

Srivastava V.K.; Lerner L.M., 1979: Synthesis of 7 carbon and 8 carbon sugar derivatives from 2 3 5 6 di o iso propylidene d gulono 1 4 lactone and preparation of a new anhydro sugar. 2,3:5,6-Di-O-isopropylidene-D-gulono-1,4-lactone was condensed with ethyl bromoacetate in the presence of Zn to give the expected Reformatsky product, ethyl 2-deoxy-4,5:7,8-di-O-isopropylidene-.alpha.-D-gulo-3-octulofuranosonate (2). Treatment of...

Ohrui H.; Fox J.J., 1973: Nucleosides part 81 an approach to the synthesis of carbon carbon linked beta d ribofuranosyl nucleosides from 2 3 o iso propylidene 5 o trityl beta d ribofuranosyl chloride. Tetrahedron Letters 22: 1951-1954

Friedman, H.A.; Watanabe, K.A.; Fox, J.J., 1967: Nucleosides. 43. 3'-amino-3'-deoxyhexopyranosyl nucleosides. V. Studies on the preparation of aminoacyl derivatives of amino sugar nucleosides. Journal of Organic Chemistry 32(12): 3775-3780

Hamamura, E.K.; Prystasz, M.; Verheyden, J.P.H.; Moffatt, J.G.; Yamaguchi, K.; Uchida, N.; Sato, K.; Nomura, A.; Shiratori, O.; Et-Al, 1976: Reactions of 2 acyloxyisobutyryl halides with nucleosides part 6 synthesis and biological evaluation of some 3 acyl derivatives of 2 2 anhydro 1 beta d arabinofuranosyl cytosine hydro chloride. The reactions of cytidine with 22 2-O-acyloxyisobutyryl chlorides lead to the isolation of the corresponding 2,2'-anhydro-1-(3'-O-acyl-.beta.-D-arabinofuranosyl)cytosine [3'-O-Ac cycloC] hydrocholorides 9. These compounds, which sho...

Robins, M.J.; Mengel, R.; Jones, R.A.; Fouron, Y., 1976: Nucleic acid related compounds part 22 transformation of ribo nucleoside 2 3 o ortho esters into halo sugar nucleosides deoxy sugar nucleosides and epoxy sugar nucleosides using acyl halides mechanism and structure of products. Treatment of 2',3'-O-methoxyethylideneadenosine (2) with pivalic acid chloride in refluxing pyridine gave an unresolved mixture of 6-N-pivalamido-9-(3-chloro-3-deoxy-2-O-acetyl-5-O-pivalyl-.beta.-D-xylofuranosyl)purine (4a) and its 2&apo...