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JPH06172376A |
PURPOSE: To provide the subject compound useful as a key production intermediate for hydantocidin known as an excellent herbicidal substance. CONSTITUTION: The compound of formula I (R1 to R4 are H or hydroxyl- protecting group; X is hyd...
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JPH06157574A |
PURPOSE: To provide an improved process for preparation of 1,2-5,6-diacetone-D- glucose. CONSTITUTION: A process for preparation of 1,2-5,6-diacetone-D-glucose is provided. The process is characterized by reacting α-D-glucose with aceto...
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JPH06504529A |
(57)【要約】 本公報は電子出願前の出願データであるため
要約のデータは記録されません。
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JPH06503804A |
(57)【要約】 本公報は電子出願前の出願データであるため
要約のデータは記録されません。
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JPH06503813A |
(57)【要約】 本公報は電子出願前の出願データであるため
要約のデータは記録されません。
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JPH0629198B2 |
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JPH06100518A |
PURPOSE: To obtain the corresponding hydroxylamino sugar and hydroxylamino acid in high yield from an amino sugar and amino acid having many substd. groups without changing the other substd. groups. CONSTITUTION: Aliphatic non-axial hydr...
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JPH06100470A |
PURPOSE: To provide the subject reagent having excellent selectivity and useful for peptide synthesis or the like comprising an aqueous phase, a specific catalyst and a nucelophilic compound soluble in water, which cleaves unsaturated al...
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JPH06503084A |
(57)【要約】 本公報は電子出願前の出願データであるため
要約のデータは記録されません。
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JPH0692988A |
PURPOSE: To obtain a compound simply and in high yield useful as an antiviral agent by reacting a specific arabinoaminooxazoline with an α- bromomethylacrylic ester and subjecting the reaction product to ring closure reaction with potas...
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JPH0687884A |
PURPOSE: To provide a new compound useful as an antiliphemic and for treating liver disorders with cholestasis with no side-effects, which has activity to decrease the cholesterol level in the serum and has high affinity for transport sy...
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JPH0586957B2 |
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JPH05331132A |
PURPOSE: To provide a new sulfate useful as an intermediate for the synthesis of a sulfamate showing excellent anticonvulsive activity and useful for diseases such as epilepsy glaucoma. CONSTITUTION: The compd. is a chlorosulfate express...
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JPH0578557B2 |
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JPH05507487A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPH05279378A |
PURPOSE: To provide an efficient process for continuous production of a sucrose 6-ester without requiring the addition or removal of an acid. CONSTITUTION: A soln. of sucrose and trimethyl orthoacetate in dimethylformamide is passed thro...
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JPH0575759B2 |
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JPH0574595B2 |
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JPH05262785A |
PURPOSE: To obtain a mercaptal of an oligosaccharide and more particularly a mercaptal of a disaccharide by reacting the oligosaccharide with thiol in the presence of a halocarboxylic acid. CONSTITUTION: The objective compd. is obtd. by ...
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JPH0567153B2 |
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JPH0565517B2 |
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JPH05230011A |
PURPOSE: To obtain a sulfamate showing antispasmodic activity and useful for the treatment for symptoms such as epilepsy from an easily available source material under safe conditions. CONSTITUTION: A compd. expressed by RCH2OH (R is for...
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JPH0560474B2 |
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JPH05222082A |
PURPOSE: To provide a new staurosporin deriv. which has a significant and selective inhibiting effect against proteinkinase C, and therefore, which is useful as a therapuetic drug for diseases corresponding to proteinkinase C inhibition ...
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JPH05140179A |
PURPOSE: To provide the subject compounds showing an antiviral effect and a cell-proliferation inhibitory effect. CONSTITUTION: Derivatives of formula I (X is H, a lower alkyl, etc.; R1 and R2 are H or an OH-protecting group) and salt th...
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JPH0529369B2 |
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JPH0597886A |
PURPOSE: To provide a new compound useful as a flavorant-releasing additive. CONSTITUTION: The compound of the formula, e.g. 4'-formyl-2'- methoxyphenyl-4,6-O-(α-hexylcinnamylidene)-β-D-glucopyrano
side, is obtained, for example, by mi...
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JPH0523278B2 |
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JPH0515436B2 |
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JPH0532687A |
PURPOSE: To provide the subject new derivative enabling accurate and efficient determination of α-amylase activity and useful as a reagent for the determination of α-amylase activity. CONSTITUTION: The derivative of formula I (X1 is me...
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JPH0525192A |
PURPOSE: To provide a novel β-D-glucose having an antitumor activity, useful as an intermediate for synthesizing a carcinostatic agent: etoposide, and giving the easily purified etoposide in a high purity and a good yield. CONSTITUTION:...
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JPH05500374A |
(57)【要約】 本公報は電子出願前の出願データであるため
要約のデータは記録されません。
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JPH0517492A |
PURPOSE: To obtain a maltooligosaccharide derivative useful as a synthetic intermediate for a ketobutylidene-chloro-nitrophenyl-β-maltopentaoside of a reagent for measuring an α-amylase activity. CONSTITUTION: A maltooligosaccharide de...
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JPH055824B2 |
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JPH05500057A |
(57)【要約】 本公報は電子出願前の出願データであるため
要約のデータは記録されません。
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JPH054985A |
PURPOSE: To obtain a novel compd. useful as an anti-carcinoma agent. CONSTITUTION: A compd. of the formula (Y is H, deuterium, A is H, deuterium, a 1 to 4 C alkyl, etc.; X1, X2 together with C to which both are bonded form a cyclic aceta...
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JPH0481597B2 |
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JPH0471919B2 |
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JPH0471079B2 |
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JPH04321696A |
PURPOSE: To obtain the title compound to be used e.g. as an intermediate for synthesizing antineoplastically active substances without substrate degradation, by reaction in an aprotic solvent, between 2-deoxyamino sugar and a halogenodic...
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JPH0466874B2 |
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JPH04154761A |
NEW MATERIAL:A compound expressed by formula I [A is formula II or III (B is O, S or substitutable CH2; R5 is H or protecting Group of OH; R6 is H, alkoxy, OH, protected OH, alkylthio, halogen or, together with H of CH2, forms single bon...
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JPH0425272B2 |
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JPH0459789A |
NEW MATERIAL:The cyclonucleosides expressed by formula I (R1 is H, NH2 or OH; R3 is H or NH2). EXAMPLE: 8,3'-S-cyclo-2',3'-dideoxyadenosine. USE: An antiviral agent stable to acid and useful as a remedy for viral diseases such as AIDS. P...
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JPH0426696A |
NEW MATERIAL:A compound of formula I (R1-R4 are each H or hydroxyl; R5 and R6 are such that one of them is H, the other being group of formula II, etc.) or formula III(R7-R10 are each H or hydroxyl; R11 and R12 are such that one of them ...
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JPH0418072A |
PURPOSE: To effectively prepare the subject compound, by converting 1,2-O- isopropylidene-5-oxo-α-D-glucuronolactone hydrate into its oxime, catalytically hydrogenating the same, reducing the product by a hydride reducing agent, and rea...
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JPH03261795A |
NEW MATERIAL:A compound expressed by formula I (R1 is H, alkyl, aryl or substituent group containing a functional group; R2 and R3 are H, alkyl or aryl; R4 and R5 are H, halogen, alkyl, aryl, alkoxycarbonyl or protected hydroxymethyl; x ...
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JPH03261772A |
NEW MATERIAL:A compound of formula I (n is 2-4). EXAMPLE: 2(RS)-5,5-Dimethyl-D-galacto-(1',2',3',4',5'-pentahydroxypen
tyl) thiazohidine-4-(S)-carboxylic acid. USE: A glycation-inhibiting agent. Useful for treating arterial sclerosis acc...
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JPH0372626B2 |
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JPH03251595A |
NEW MATERIAL:A compound of formula I (Ac is acetyl). USE: A deoxyribonucleic acid(DNA) transoription-controlling agent. PREPARATION: A compound of formula II (Bn is benzyl; Z is benzyloxycarbonyl) is glycosylated using a compound of form...
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