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JPH04978B2 |
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JPH03291265A |
NEW MATERIAL:An alkyl xanthate compound of formula I (R1 is 1-18C alkyl). EXAMPLE: Xylylene bis(ethyl xanthate). USE: Useful as a photopolymerization initiator. The compound of formula I is employed for a polymerization reaction to prepa...
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JPH03169851A |
NEW MATERIAL:A dithiocarbonic acid ester derivative expressed by the formula (R is 1-18C straight-chain or branched alkyl). EXAMPLE: O-Methyl S-carbamoylmethyl dithiocarbonate. USE: An agricultural and horticultural germicide of high pra...
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JPH03141252A |
NEW MATERIAL:A 1-alkoxycarbonylthio-1-benzoyl-2-(N,N-dimethylamino)ethene derivative expressed by formula I (R1 is H or halogen atom, lower haloalkyl, lower alkoxyl or lower haloalkoxyl at the o- or m-position; R2 is lower alkoxyl). EXAM...
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JPH03860B2 |
Xanthogen disulphides of the following formula: wherein R and R1 independently represent hydrogen, C1-C6 alkyl, C5-C8-cycloalkyl or an oxygen-containing heterocyclic ring system having from 5 to 8 ring members and optionally mono- or tri...
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JPH0261451B2 |
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JPH02503799A |
Novel mercapto-acylamino acids useful in the treatment of hypertension and combinations of mercapto-acylamino acids and atrial natriuretic factors or angiotensin converting enzyme inhibitors useful for treating hypertension are disclosed.
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JPH02212468A |
NEW MATERIAL: A compd. represented by formula I (wherein R1 is H, alkoxycarbonyl, alkoxyalkoxycarbonyl, alkylthioalkoxycarbonyl, halogenoalkoxycarbonyl or cycloalkoxycarbonyl, R2 is H, an alkyl or phenyl, R1 and R2 together represent the...
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JPH0259427A |
PURPOSE: To produce a composition useful as a catalyst and a catalyst precursor, etc. for a catalytic dehydrogenating polymerization of tetrahydroquinoline by mixing a waste soln. of tetrathioperrhenate and specified disulfide. CONSTITUT...
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JPH0253752A |
NEW MATERIAL: A compd. of formula I or II [wherein R1 is a (substd.) alkyl, alkoxy, (substd.) phenyl, amino or the like; R4 is H, a (substd.) alkyl or the like; R5 and R6 are each H, OH, or OR7 (in which R7 is a phenylalyl, alkyl or the ...
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JPH0211561A |
NEW MATERIAL: A compd. represented by formula (wherein R, R2 and R4 are each H, 1-15C alkyl or 6-15C aryl, R1 and R3 are each H, 1-15C alkyl, 6-15C aryl or 4-10C cycloalkyl, R5 is H or 1-15C alkyl, R6 is alkyl or alkenyl or R7 is H, alky...
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JPH029858A |
PURPOSE: To obtain the title compound useful as an intermediate for medicine without contamination by impurities and coloring by blowing SO2 into a solvent mixture consisting of perchloromethylmercaptane contained as a main ingredient, s...
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JPH029855A |
NEW MATERIAL:A compound shown by formula I {A is group shown by formula II [X is H, halogen or nitro; R1 is -X1Z1 (X1 is O or S; Z1 is alkyl or alkenyl), -COZ1, etc.; R3 is nitro, etc.]; R is group shown by formula II (R8 is as shown for...
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JPH0125615B2 |
Equipment for carrying out chemical reactions consists of bundles of filled vertical tubes into which at least one liq. is introduced and from which at least one gaseous prod. and at least one liq. prod. are withdrawn. In operation the t...
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JPH0124142B2 |
Chlorothiolformates are prepared by reacting a mercaptan with phosgene in the presence of a catalytic amount of a quaternary ammonium salt.
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JPH01501227A |
The derivatives have the general formula (I) wherein R1? is an optionally mono or polyhalogenated aliphatic acyl group, a benzoyl or phenacetyl group which may carry on the phenyl residue one to three halogeno or alkyl substituents, an a...
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JPS6463A |
NEW MATERIAL:A compound shown by formula I [R1 is H or group shown by formula II; R2 is H, OH or alkoxy (with the proviso that R1 and R2 are not H at the same time); R3WR5 and R3'WR5' are H, alkyl or alkoxy; X1 and X2 are H or group show...
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JPS63313769A |
NEW MATERIAL:A compound of formula I [R1, R2 are lower alkyl or they incorporate to form alkylene; Y, Y' are formula II (Ar is phenyl which may be substituted; A is O, S), formula III (R3, R4 are H, lower alkyl, Ar), formula IV (A' is A;...
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JPS63277641A |
NEW MATERIAL:A compound shown by formula I [R1 is group shown by formula II, -OSO2CF3, OH, -N3, -NH2 or group shown by formula III; R2, R3 and R5 are -Bn (Bn is benzyl) or H; R4 is -CHO, group shown by formula IV or formula V]. EXAMPLE: ...
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JPS6347704B2 |
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JPS6347705B2 |
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JPS6347706B2 |
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JPS6328410B2 |
Novel antiviral xanthate compounds, a process for their production, pharmaceutical compositions containing said xanthate compounds, and a method of combating viruses therewith, are disclosed.
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JPS636536B2 |
2,3-Dichloro-7-hydroxy-1H-inden-1-one derivatives of the formula I (I) wherein R1 is hydrogen or one of the groups R2 and R3 independently of one another are each hydrogen, fluorine, chlorine, bromine, C1-C4-alkyl, trifluoromethyl or nit...
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JPS6249268B2 |
Optically active compounds of formula in which R is either a H3C-, (CH3)3C-, (CH3)3CO-, C6H5CH2O-, C6H5-, o-NO2C6H4-, p-NO2C6H4- or a p-CH3C6H4-group, or salts or lower alkyl esters thereof. The compounds are prepared by the following se...
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JPS6228783B2 |
Process for the preparation of a chlorothioformate of the formula in which R is alkyl, lower cycloalkylmethyl, lower cycloalkyl-lower alkyl, phenyl, chloro-substituted phenyl, benzyl or chloro-substituted alkyl, the chloro substituent be...
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JPS6218544B2 |
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JPS6248661A |
The invention relates to new phenanthrene derivatives wherein R stand for C1-10 alkylamino; C1-10 alkylthio; C1-5 alkoxy; or phenyl or phenylamino, the two latter groups being optionally substituted on the phenyl ring by one or more iden...
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JPS6239563A |
NEW MATERIAL:A compound expressed by formula I [R1 is H or lower alkyl; R2 is alkyl, hydroxy, amino, alkoxycarbonyl, phenyl, benzyl, naphthyl, etc.; X is H, halogen, hydroxyl, nitro, (halogen-substituted) lower alkyl, lower alkoxy, etc.;...
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JPS625422B2 |
The invention relates to a process for the industrial scale synthesis of vinyl and isopropenyl chloroformates and thiochloroformates. According to the invention, phosgene or thiophosgene is reacted, at between 20 DEG and 70 DEG C., with ...
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JPS6147831B2 |
A new process is described for the preparation of trithiocarbonic acid esters of formula:in which R and R1, which can be the same or different, are aliphatic, alicyclic, aromatic or heterocyclic radicals. The new process is characterised...
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JPS6124385B2 |
PCT No. PCT/JP82/00198 Sec. 371 Date Jan. 14, 1983 Sec. 102(e) Date Jan. 18, 1983 PCT Filed May 26, 1982 PCT Pub. No. WO82/04251 PCT Pub. Date Dec. 9, 1982.DL-cystein is produced by reacting a beta -halogenoalanine with a trithiocarbonat...
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JPS6124557A |
Fluorochemical allophanates containing one or more monovalent fluoroaliphatic radicals having at least three fully fluorinated terminal carbon atoms and one or more allophanate moieties, the radicals and moieties bonded together by heter...
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JPS612063B2 |
Prepn. of piperdine derivs. of formula (I, R4isH) comprises firstly reacting a thiobenzoic acid deriv. of formula (II, Y is H) with ClCO2R5. Reactor is at -15 to 0 degrees C in an organic solvent in presence of NET3. The prod. of formula...
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JPS6058908B2 |
S-Substituted derivatives of N-(2-mercapto-2-methylpropanoyl)-cysteine which have the formula are useful as a medicine for suppressing liver disorders.
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JPS6050783B2 |
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JPS6050180B2 |
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JPS6050186B2 |
2-Mercaptoethylamine hydrohalides of the formula wherin R1, R2, R3 and R4 are identical or different, and each represents a hydrogen atom, a lower alkyl group, a hydroxy-substituted lower alkyl group or a phenyl group, and X represents a...
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JPS60188374A |
Phenylsulphonamide derivatives of the formula and the salts of these compounds with amines, alkali metal bases or alkaline earth metal bases or with quaternary ammonium bases have good pre- and post-emergence-selective herbicidal and gro...
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JPS60123464A |
Novel fluorinated thiocarbonic acid ester-fluorides of the formula (I) in which R1 represents alkyl, cycloalkyl or optionally substituted aryl and R2 and R3 independently of one another represent hydrogen or alkyl, or R1 and R2 together ...
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JPS6025431B2 |
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JPS6011049B2 |
Dialkoxyxanthogendisulphides, their production by reacting an alcohol and carbondisulphide in the presence of alkali and subsequent oxydation, use of these dialkoxyxanthogendisulphides as molecular weight regulators in polymerisation pro...
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JPS609748B2 |
Biocidal compounds of the general structural formula R-S(O)n-@@C IDENTICAL N wherein n is 0, 1, or 2 and R is alkyl, alkylcarbalkoxy, cyclohexyl, halophenyl, benzyl, N,N-di-lower alkyl carbamoyl, hexamethyleneimino carbonyl, pyrimidyl, l...
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JPS606332B2 |
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JPS604166B2 |
An improved process for producing alkyl, lower cycloalkyl, lower cycloalkylmethyl, lower alkenyl, phenyl, benzyl, chloro-substituted phenyl and certain haloalkyl chlorothioformates by the reaction of the corresponding mercaptan with phos...
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JPS5943944B2 |
Novel antiviral xanthate compounds, a process for their production, pharmaceutical compositions containing said xanthate compounds, and a method of combating viruses therewith, are disclosed.
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JPS5941984B2 |
Chlorothiolformates are prepared by reacting a mercaptan with phosgene in the presence of a catalyst selected from a group consisting of (1) secondary amine and (2) secondary amine hydrochloride.
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JPS59112961A |
NEW MATERIAL:The compound of formula I [R1 is 8W22C alkyl, or phenyl- substituted 2W5C alkyl; R2 is H, 1W6C alkyl, group of formula II (R5 is H, halogen, methoxy, etc.) etc.; R3 is 1W8C alkylene; R4 is amino, -NHCOR7 (R7 is 1W4C alkyl), ...
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JPS59101457A |
PURPOSE: To prepare the titled compound useful as an intermediate of agricultural chemicals, pharmaceuticals, perfumes, etc., in high yield, without using phosgene, by reacting trichloromethyl chloroformate with a mercaptan in the presen...
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JPS5989658A |
(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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