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Matches 651 - 700 out of 840

Document Document Title
JPS6327358B2  
JPS6320438B2  
JPS6312877B2  
JPS6312875B2  
JPS6312876B2  
JPS6312075B2  
JPS6312074B2  
JPS6310685B2  
JPS6345292A
PURPOSE: To obtain the titled compound useful as an intermediate for ascorbic acid, etc., on an industrial scale at a low cost, by reacting L-sorbose under the addition of acetone having low water-content in the presence of a ketalizatio...  
JPS63500452A  
JPS62283992A
NEW MATERIAL:A compound shown by formula I (R is α-D-glucopyranoxy- ortho-acetic acid residue shown by formula II, α-D-galactopyranoxy-ortho-acetic acid residue shown by formula III or β-D-mannopyranoxy-ortho-acetic acid residue shown...  
JPS62265296A
NEW MATERIAL:A compound expressed by formula I (wavy line represents axial or equatorial bond; n is 1 or 2). EXAMPLE: Methyl-4,6-O-β-phenylethylidene-α-D-glucopyranoside. USE: A fixative for perfumes. PREPARATION: A methyl-α-D-glycosi...  
JPS62258321A
PURPOSE: To obtain an agent for suppressing hepatic disorder, by using cysteine- glucuronic acid or cysteine glucuronolactone or their salt as essential component. CONSTITUTION: The objective agent for suppressing hepatic disorder contai...  
JPS6251960B2  
JPS62220196A
NEW MATERIAL:UCN-01 of formula having the following physical and chemical properties. Molecular formula, C28H26N4O4; melting point, 245W250°C (decomposition); [α]D22=+132.0° (C=0.3, methanol); solubility, soluble in methanol, chlorofo...  
JPS62207288A
NEW MATERIAL:The compound of formula (R1 is H or isobutanoyl; R2 is H, isobutanoyl, 2-methyl-3-hydroxybutanoyl or α-methylbutanoyl). USE: An evacuant. PREPARATION: Root of Ipomoea orizabensis Ledanois is crushed, extracted with an organ...  
JPS62207287A
NEW MATERIAL:The compound of formula (R1 and R2 are H or α-methyl- butanoyl; R3 is H, α-methylbutanoyl or isobutanyol). USE: An evacuant. PREPARATION: Seed of Ipomoea muricata (L) Jacq. is crushed, extracted with a lower alcohol prefer...  
JPS62207290A
NEW MATERIAL:The compound of formula I (R1 is benzyl; R2 is benzyl or allyl; R3 is trichoro-t-butoxycarbonyl or trichloroethoxy-carbonyl). EXAMPLE: Allyl-2-( 2',2',2'-trichloro-t-butyxycarbonyl )amino-2-deoxy-3-( 2',2',2'- trichloro-t-bu...  
JPS6231703B2  
JPS62111935A
PURPOSE: In an oxidation reaction using an alkali hypohalite as an oxidizing agent in an aqueous solvent, to control a reaction temperature readily and to reduce consumption of the oxidizing agent, by progressing the reaction while disti...  
JPS6264802A  
JPS6256423A
PURPOSE: To provide the titled ameliorating agent containing benzaldehyde and/or 4,6-O-benzylidene-D-glucose as an active component. CONSTITUTION: The objective remedy and ameliorating agent for cachexia can be produced by using benzalde...  
JPS6226258A  
JPS61293982A
NEW MATERIAL:A comppund expressed by formula I (R is NH2, OH or SCH3; R1 is NH2 or OH; R2 is OH or H). EXAMPLE: 2-Methylthio-4-oxo-3, 4, 5, 6-tetrahydro-6-(L-erythro-1, 2, 3- trihydroxypropyl)-pteridine. USE: Useful for diseases, e.g. pe...  
JPS61249980A
PURPOSE: To obtain the titled compound of high purity having a steric configuration, by reacting a dialkoxycyclohexanone with D-arabinose, reacting the resultant novel intermediate with a specific compound, and reducing the resultant nov...  
JPS6145639B2  
JPS61204190A
NEW MATERIAL:A compound of formula I [when R1 is formula II, R2 is alkoxycarbonyl, carboxyl (salt); when R1 is alkoxycarbonyl, carboxyl (salt), R2 is formula II; R3 is H, CH3CO]. EXAMPLE: 1-O-[Methyl(5-N-acetyl-3, 5-dideoxy-4,7,8,9-tetra...  
JPS6139957B2  
JPS61197582A
NEW MATERIAL:The compound of formula I (R1 is H, acyl, or benzyloxycarbonyl; R2 is H, OH, methanesulfonyloxy, etc.; R3 is H, OH, trifluoromethanesulfonyloxy, etc.). EXAMPLE: 2-Acetamido-1,5-anhydro-2-deoxy-4,6-isopropylidene-D-glucito l....  
JPS61194029A
PURPOSE: To obtain geraniin, by extracting a plant of Aceraceae family with an organic solvent. CONSTITUTION: The dried leaf of a plant of Aceraceae family (e.g. Acer nikoense, Acer buergerianum, Acer saccharum, Acer palmatum, etc.; the ...  
JPS61189288A  
JPS61132502A
PURPOSE: An alkali hypohalite is used as an oxidizing agent to effect the reaction and the waste solution containing the resultant alkali halide is subjected to electrolysis to form alkali hydroxide and halogen, then alkali hypohalite is...  
JPS61118394A  
JPS61100529A
PURPOSE: To produce the objective product in high yield, in the chemical dehydration reaction to produce a high-boiling compound having higher boiling point than an organic solvent, by carrying out the reaction while disilling out the pr...  
JPS6169785A
NEW MATERIAL:The compound of formula I [R11 is CH2R16 (R16 is OH, NH2, N3, etc.) or group of formula II; R12 is OH, H, N3, etc.; R13 is H, N3 or benzyloxy; R14 and R15 are H or benzyl; R22 and R23 are H, allyl, acetyl, methylthiomethyl, ...  
JPS6156192A  
JPS616836B2  
JPS6140297A
NEW MATERIAL:3'-Fluoro-3'-deoxykanamycin A of formula I or its salt. USE: An antibacterial agent against kanamycin-sensitive bacteria and kanamycin- resistant bacterial. PREPARATION: The compound of formula I can be prepared e.g. by cond...  
JPS6136293A  
JPS6112623A
PURPOSE: To provide the titled inhibiting agent containing benzaldehyde or 4,6-O- benzylidene-D-glucose as active component, effective to specifically suppressing encephalinase, and useful as an analgesic especially for carcinomatous pai...  
JPS60252419A
PURPOSE: To provide an anthelmintic for animal, containing a specific spiro- cyclic orthoester compound as an active component, and having remarkable anthelmintic effect to domestic animal and fowl. CONSTITUTION: The objective anthelmint...  
JPS6049639B2  
JPS6046189B2  
JPS60190745A
PURPOSE: To obtain ceramide which is a lipid part of a sphingoglycolipid stereoselectively in high yield, by converting 1,2-0-isopropylidene-α-D-xylo-pentodialdo- 1,4-furanose as a starting material through a novel intermediate into the...  
JPS60185719A
PURPOSE: An antitumor agent that contains, as an active ingredient, staurosporine, thus showing marked and specific inhibition against the growth of human neuroblastoma cells, human cervical carcinoma cell and human leukemia cells, espec...  
JPS60184094A
PURPOSE: To obtain the titled compound industrially advantageously without separating an intermediate, etc., by subjecting formaldehyde to addition reaction with an N-substituted thiazolium salt in the presence of a specific amount of a ...  
JPS6033824B2  
JPS6029718B2  
JPS60109558A  
JPS6087282A
PURPOSE: To obtain the titled compound useful as an intermediate for organic synthesis at low cost in high yield, by reacting a polyhydric alcohol or epoxide with a ketone in the presence of an acidic ion exchange resin and a lower monoh...  

Matches 651 - 700 out of 840