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JPH0132215B2 |
The process of making a wet or dry dispersion containing anthraquinone suitable for use in the alkaline digestion of wood comprising cyclizing ortho-benzoylbenzoic acid at a temperature of about 150 DEG to 180 DEG C. and at an absolute p...
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JPH0125731B2 |
The invention relates to a process of producing a carbonyl compound by dehydrogenating a linear aliphatic alcohol of 1 to 6 carbon atoms in the gas phase in the presence of a solid catalyst comprising a ruthenium catalyst supported on a ...
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JPH0124774B2 |
A process for the preparation of anthraquinone compounds by condensation of phthalic anhydride with a benzene derivative wherein a mixture of hydrofluoric acid and boron trifluoride is utilized as catalyst.
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JPH0124295B2 |
A photographic material for diffusion transfer photography containing a quinonoid compound, which is capable in reduced state and under alkaline conditions of releasing a photographically useful group and corresponds to one of the follow...
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JPH0120139B2 |
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JPH0120138B2 |
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JPH0118910B2 |
Optically active alpha-tocopherol is synthesized by a multi-step process using phytol as a starting material. New intermediate compounds being synthesized in said multi-step process are described.The process according to the invention do...
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JPH0115492B2 |
A compound of the general formula wherein n is an integer of 10 to 21, inclusive; R is H or lower alkyl having 1 to 4 carbon atoms has pharmaceutical activities such as hypotensive, tissue metabolism stimulating, immuno-regulatory, lysos...
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JPH0114215B2 |
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JPS6461441A |
NEW MATERIAL: Anthraquinones shown as the formula I {R1 and R2 are each H or 1-5C alkyl; R3 is H, 1-5C alkyl, -CH2C6H4OH, -C(CH3)2C6H4OH; (n) is 1 to 3; X is H, the formula II, -CmH2mCOOH [(m) is 1 to 12] or -CmH2mCONR' NH2 (R' is H or 1...
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JPS6461448A |
NEW MATERIAL: Anthraquinones of formula I [X is -CR2R3 (R2 is H, -CN or 1-5C alkyl; R3 is H or -CN); R1 is H or 1-5C alkyl; R is a direct bond or linear or branched 1-18C alkylene (which, alone or together with the -CR2R3- group, can be ...
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JPS6461440A |
PURPOSE: To prepare the pest-combating agent contg. at least one king of substituted 1,4-naphthoquinones some of which are new and showing strong acaricidal, bactericidal and fungicidal effects. CONSTITUTION: This pest-combating agent co...
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JPH0112727B2 |
A mammal suffering from ischemic disease such as cerebral apoplexy, cadiac insufficiency, renal insufficiency due to hypertensive vasculer lesions, etc. is remedied by administering to said mammal an effective amount of a compound of the...
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JPS649305B2 |
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JPS645585B2 |
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JPS645584B2 |
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JPS6365058B2 |
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JPS6363024B2 |
PURPOSE:To improve yield of deposition of starting material for catalytically active substance to carrier, strength of deposition of the catalyst, catalytic activity and/or selectivity by using whisker for the carrier aid. CONSTITUTION:1...
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JPS6356821B2 |
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JPS63250338A |
Psoriasis in mammals is relieved by administering naphthalenes of the formula: wherein: R<1> is lower alkoxy or optionally substituted phenoxy; R<2> is hydrogen, lower alkyl, lower alkoxy, optionally substituted phenyl, optionally substi...
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JPS63250339A |
Psoriasis in mammals is relieved by topically administering naphthalenes of the formula: wherein: R<1> is lower alkoxy or optionally substituted phenoxy; R<2> is hydrogen, lower alkyl, optionally substituted phenyl or optionally substitu...
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JPS6346734B2 |
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JPS6346733B2 |
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JPS6346061B2 |
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JPS6346060B2 |
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JPS6342611B2 |
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JPS63190849A |
PURPOSE: To collect 1,4-naphthoquinone efficiently in bringing a formed hot gas obtained by catalytic vapor phase oxidation of naphthalene with molecular oxygen-containing gas, by suppressing remarkable foaming by the use of a Venturi sc...
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JPS63190848A |
PURPOSE: To obtain 1,4-naphthoquinone economically, by gradually raising a heating rate or increasing O2 content in an O2-containing gas to cautiously regenerate a catalyst having lowered activity and catalytically oxidizing naphthalene ...
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JPS63190847A |
PURPOSE: To obtain 1,4-naphthoquinone in high yield even by using coal-based naphthalene, by using air having sulfur content in fixed range and pretreating a vanadium pentoxide-potassium sulfate-potassium pyrosulfate at a specific temper...
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JPS63190846A |
PURPOSE: To obtain the titled compound by a simplified process in high yield, by limiting sulfur content in a raw material and a reaction temperature to specific ranges and catalytically oxidizing coal-based naphthalene in vapor phase in...
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JPS6337775B2 |
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JPS63178804A |
Aqueous phenolic solutions are separated by pervaporation to yield a phenol-depleted retentate and a phenol-enriched permeate. The separation effect is enhanced by phase segregation into two immiscible phases, "phenol in water" (approxim...
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JPS6335637B2 |
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JPS63162649A |
PURPOSE: To obtain all trans form vitamin K2 of natural type having slight side effects and high medicinal activity, irradiating a solution of cis form vitamin D2 or cis-trans form mixed vitamin K2 with laser beam optionally in the prese...
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JPS6332344B2 |
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JPS6332079B2 |
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JPS63501288A |
PCT No. PCT/US86/01852 Sec. 371 Date May 18, 1987 Sec. 102(e) Date May 18, 1987 PCT Filed Sep. 5, 1986.Novel 1,4-naphthalenediol and 1,4-hydroquinone derivatives of formulas I, II, III and IV and their therapeutic uses as 5-lipoxygenase ...
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JPS6323179B2 |
Process for the decomposition of complexes of orthobenzoyl-benzoic acid, hydrogen fluoride, and boron trifluoride in which the complex is subjected to the action of sulfuric acid in a concentration of at least about 96% by weight or to t...
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JPS6320810B2 |
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JPS6391348A |
(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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JPS6391347A |
PURPOSE: To obtain the titled compound useful as an intermediate raw material for dye, drugs, etc., by one stage, readily and industrially advantageously, by subjecting a m-benzoxybenzonic acid derivative as a starting raw aqueous to rea...
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JPS6317818B2 |
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JPS6317817B2 |
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JPS6314697B2 |
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JPS638759B2 |
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JPS635019B2 |
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JPS633854B2 |
A compound of the formula: wherein m is an integer of 11 to 22; R1 is alkyl having 1 to 4 carbon atoms; R2 is hydrogen, alkyl having 1 to 4 carbon atoms or carboxylic acyl having 1 to 8 carbon atoms. Such compounds have pharmaceutical ac...
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JPS6314751A |
PURPOSE: To stereospecifically obtain the titled compound having powerful antitumor activity, by reacting anthracycline having no substituent group at the 10-position with an N-oxide of a tertiary amine. CONSTITUTION: A compound expresse...
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JPS632425B2 |
In a process for purifying crude anthraquinone obtained by the oxidation, by molecular oxygen in an aqueous alkali metal hydroxide solution, of an adduct obtained by the Diels-Alder reaction of butadiene with 1,4-naphthoquinone obtained ...
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JPS632248B2 |
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