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Matches 601 - 650 out of 927

Document Document Title
JPH07233061A
PURPOSE: To provide a method for producing an orally administrating agent having action for suppressing proliferation of malignant tumor cells of animals including human, suitable for mass production, excellent in pharmacological effect ...  
JPH07228582A
PURPOSE: To obtain trioxane useful as a monomer for polyacetal resins with reduced energy consumption by heating an aqueous solution of formaldehyde in the presence of an acid catalyst and extracting the trioxane from the generated vapor...  
JPH0776220B2  
JPH07215961A
PURPOSE: To obtain in an energy saving way trioxane, a monomer for polyacetal resin as an engineering plastics, by heating an aqueous formaldehyde solution in the presence of an acid catalyst followed by e.g. extracting the resultant tri...  
JPH0774212B2
1. A process for the isolation of trioxane by treatment of a dilute aqueous formaldehyde-containing solution with an extracting agent, which comprises the solution which is obtained being subjected (1) after completion of the reaction of...  
JPH0772226B2
A thermoplastic polyester-carbonate resin containing in the polymer chain, divalent moieties of the formula:- wherein R represents aliphatic hydrocarbyl of from 1 to 9 carbon atoms, inclusive, halogen substituted aliphatic hydrocarbyl of...  
JPH07173093A
PURPOSE: To obtain chloroaldehyde of high-purity which is useful as a synthetic intermediate for medicines, agrochemicals and high-molecular compounds in high yield by depolymerization of a specific chloroaldehyde trimer in the presence ...  
JPH07173142A
PURPOSE: To obtain the subject novel inhibitor which inhibits the angiotensinogen-cleaving action of a natural proteolytic enzyme, renin, and is useful in treating or preventing renin-associated hypertension, hyperaldosteronism, glaucoma...  
JPH07504664A
Novel chemical compounds that can be used to synthesize halichondrin B and norhalichondrin B, and related derivatives, are described. The synthesis of halichondrin B and norhalichondrin B from these compounds also is described.  
JPH07134126A
PURPOSE: To carry out the quantitative analysis of an analysis object in a test sample at high sensitivity and high reproductivity by using a marked antibody or a marked antigen having a specified formula I or a formula II. CONSTITUTION:...  
JPH0743342B2  
JPH0737521B2
A method for making cyclic polycarbonate oligomers is provided by converting oligomeric monochloroformate carbonates to the cyclic state. Improvements in materials usage, process control, and product characteristics are obtained.  
JPH07502731A
PCT No. PCT/EP92/02913 Sec. 371 Date Aug. 19, 1994 Sec. 102(e) Date Aug. 19, 1994 PCT Filed Dec. 15, 1992 PCT Pub. No. WO93/13045 PCT Pub. Date Jul. 8, 1993The invention relates to a polymeric optical amplifier doped with lanthanide ions...  
JPH0748364A
PURPOSE: To provide a radical polymerization initiator enabling radical polymerization to be initiated at higher temperatures compared to conventional initiators. CONSTITUTION: The objective radical polymerization initiator is characteri...  
JPH0733762A
PURPOSE: To separate trioxane according to the pervaporation operation by heating an aqueous solution of formaldehyde in the presence of an acidic catalyst and then reacting the heated aqueous solution with the trioxane. CONSTITUTION: An...  
JPH0733760A
PURPOSE: To obtain a new compound useful as toys, a detecting agent for various diagnostic agents, an emergency light source, etc. CONSTITUTION: This compound is expressed by formula I [(a) is 2-4; X1 and X2 are organic group or, togethe...  
JPH075584B2
The synthesis and use of optically active isomers of bis(12-crown-4-methyl) dialkylmalonates as sodium specific ionophores is described. The synthesis of optically active isomers of hydroxymethyl 12-crown-4 useful in synthesizing ionopho...  
JPH072833A
PURPOSE: To prepare trioxane by a process in which no by-products are obtained, the space-time yield is high and which deposits on the reactor surface do not occur. CONSTITUTION: A process for the catalytic preparation of trioxane from f...  
JPH072834A
PURPOSE: To continuously prepare trioxane in high space-time yield from formaldehyde in the gas phase using a specified catalyst with the suppression of byproducts. CONSTITUTION: Trioxane is continuously prepared by bringing a formaldehy...  
JPH06306072A
PURPOSE: To simultaneously produce monochloroacetaldehyde trimer and chloral in a high yield without causing problems of waste water treatment by adding the chloral to a specific chlorinated solution, distilling the resultant mixture, su...  
JPH06306071A
PURPOSE: To efficiently obtain the trimer useful as a raw material, etc., for medicines, agrichemicals, etc., in a high yield without causing problems of waste water treatment by subjecting a specific aliphatic aldehyde to the cyclizatio...  
JPH0678333B2
1. A process for the preparation of highly pure trioxane by crystallization of a trioxane mixture, which comprises the trioxane mixture being subjected, in a closed system, to a one-step or multistep crystallization, with the last step o...  
JPH06273732A
PURPOSE: To provide the liquid crystalline oligomer with which higher speed response is possible by holding a film mixture contg. the specific liquid crystalline oligomer, low-molecular liquid crystal and an electrolyte with a pair of co...  
JPH06273377A
PURPOSE: To obtain a highly durable ion-sensitive film exhibiting highly sensitive ion selectivity in which adhesion between a dielectric gate film and a support is enhanced along with the coupling between an ionophore compound and a bas...  
JP6076512B2  
JPH0676512B2  
JPH06265547A
PURPOSE: To enhance sensitivity and stability in the immunoassay by employing a trioxan derivative represented by a specific formula, and a labeled antibody or antigen having a covalent bond with a specific antibody or antigen. CONSTITUT...  
JPH06256217A
PURPOSE: To provide a labeled antibody and a labeled antigen respectively useful far a diagnostic or immunoassay respectively exhibiting a high sensitivity and excellent in stability and reproducibility. CONSTITUTION: A labeled antigen o...  
JPH06239855A
PURPOSE: To obtain the subject new compound useful as an anti-parasitic pharmaceutical agent. CONSTITUTION: The objective compound is a compound of formula I e.g. cis-3,4 a,7,7a-tetrahydro-6,7a-bis(4-(trifluoromethyl)phenyl)-3-spir o-(4-...  
JPH0665675B2
Antineoplastic agents designated bryostatins (4, 5, 6, 7 and 8) have been isolated from the marine animals Bugula neritina L. and Amathia convoluta (Bryozoan phylum). These and analogues thereof are novel compounds.  
JPH0662604B2
Cyclic polyarylate oligomer compositions are prepared by the reaction of an aromatic dicarboxylic acid halide, such as isophthaloyl chloride or terephthaloyl chloride, with a water-soluble salt of a dihydroxyaromatic compound, such as bi...  
JPH06228129A
PURPOSE: To obtain a new trioxane derivative emitting intense luminescence and useful as toys, detecting agent for various diagnostic agents, an emergency light source, etc. CONSTITUTION: The compound of formula I (R1 and R2 are lower al...  
JPH06228128A
PURPOSE: To remove benzene from a benzene-containing aqueous solution and recover the remaining active components. CONSTITUTION: Benzene is removed from a benzene-containing aqueous solution by-produced in the synthesis of trioxane. The ...  
JPH06228126A
PURPOSE: To synthesize trioxane by a process capable of removing benzene and recovering active component and having low energy consumption including the energy for recovery process. CONSTITUTION: Trioxane is produced as a volatile compon...  
JPH06228127A
PURPOSE: To provide a simple process for the production of trioxane having high purity in high efficiency without causing the deposition of paraformaldehyde on the reactor wall. CONSTITUTION: An aqueous solution of formaldehyde is suppli...  
JPH06220042A
PURPOSE: To obtain a method for efficiently producing trioxane which is a monomer of a polyacetal resin. CONSTITUTION: This method for synthesizing trioxane comprises carrying out reaction in the presence of an alkylene glycol expressed ...  
JPH06220040A
PURPOSE: To readily remove benzene from an aqueous solution containing the benzene with a small energy consumption and recover an aqueous solution containing methanol, formaldehyde, etc., as an effective resource. CONSTITUTION: This meth...  
JPH06220041A
PURPOSE: To obtain a method for efficiently producing trioxane which is a monomer of a polyacetal resin. CONSTITUTION: This method for synthesizing trioxane comprises thermally distilling an aqueous solution containing formaldehyde in th...  
JPH06219728A
PURPOSE: To provide a simple and economical process for production of a faujasite having a high Si/Al ratio. CONSTITUTION: This process consists of a stage for preparing a reaction mixture of a pH>10 which comprises water, quadrivalent s...  
JPH06211975A
PURPOSE: To obtain a cyclic poly(alkylene dicarboxylate) oligomeric composition easily and at a low cost by reacting a specific dicarboxylic acid chloride and a specific bis(hydroxyalkyl) ester in an organic liquid solution in the presen...  
JPH06199830A
PURPOSE: To separate trioxane from an aq. mixture consisting essentially of trioxane, water and formaldehyde. CONSTITUTION: When trioxane is separated from an aq. mixture consisting essentially of trioxane, water and formaldehyde, water ...  
JPH06194668A
PURPOSE: To prepare an oriented film capable of providing a liquid crystal display with excellent liquid crystal orientation, high contrast and high transmissivity in a bright state by using a modified polysaccharide as a constituent mat...  
JPH0643416B2
The invention relates to a process for the continuous preparation of trioxane, optionally together with cyclic formals, from an aqueous formaldehyde solution in the presence of acidic solid-bed catalysts, the reaction taking place withou...  
JPH06135957A
PURPOSE: To obtain polymerizable pure trioxane by preventing formation of flock by adding alkaline organic compounds to trioxane mixtures at the time of crystallizing. CONSTITUTION: At the time of preparing pure trioxane by a continuous ...  
JPH0627720B2
Ion-selective compositions which comprise an ionophore, a compound capable of solvating the ionophore and a supporting matrix are disclosed. The ionophores useful in these compositions are certain crown ethers. These ion-selective compos...  
JPH06100554A
PURPOSE: To provide the subject new compound useful as a detector for diagnostics, luminescent probes, or light sources for emergency use, and adaptable to the spectroscopic sensitivity of photomultiplier tubes. CONSTITUTION: The objecti...  
JPH06100553A
PURPOSE: To provide the subject new compound useful, as a chemiluminescent substance with high emission, as a detector for various diagnostics, for various kinds of probes, or light sources for emergency use. CONSTITUTION: The objective ...  
JPH0680661A
PURPOSE: To provide the subject new compound capable of emitting blue light by chemiluminescence when mixed with a base and useful as, e.g. a detecting agent for a diagnostic. CONSTITUTION: A compound of formula I (R1 and R2 are a lower ...  
JPH0617338B2  
JPH0656819A
PURPOSE: To provide a new trioxane derivative, having a functional group bondable to a protein, nucleic acid, etc., and high luminous quantity and utilizable as a detecting agent for various diagnostic agents, various luminous probes, em...  

Matches 601 - 650 out of 927