Patents in Class 558/33

Matches 1 - 50 out of 99

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Match	Document	Document Title
1	7632863	3,4,5,4��-tetramethoxyl-��,��-diphenylethane-3��-O-sodium sulphate and its use This invention relates to a compound of formula (I), 3,4,5,4′-tetramethoxyl-α,β-diphenylethane-3′-O-sodium sulphate, and its use in the preparation of antineoplastic pharmaceutical.
2	6756409	Phenoxyphenyl alkanesulphonates The invention relates to novel phenoxyphenyl alkanesulphonates, processes for their preparation, their use for producing medicaments for the treatment and/or prophylaxis of diseases, in particular...
3	6455573	Glycosidase inhibitors and methods of synthesizing same A method for synthesizing Salacinol, its stereoisomers, and non-naturally occurring selenium and nitrogen analogues thereof having the general formula (I): The compounds are potentially useful...
4	5625089	Aniline derivatives Anilines of the formula ##STR1## where rings A and B may each be benzofused, X is a bridge member, R 1 and R 2 are each hydrogen, C 1 -C 4 -alkyl, C 1 -C 4 -alkoxy, halogen,...
5	5606092	Monoazo compounds and method for dyeing or printing fiber materials using the same A monoazo compound of the following formula, ##STR1## wherein D is phenylene or naphthylene; X is halogeno, pyridinio or ##STR2## B is --OR 3 , --SR 4 , ##STR3## in which R 3 , R 4 , R 5 and R 6 ...
6	5563129	Hydroquinone derivatives and intermediates for production thereof There are disclosed novel hydroquinone derivatives of the formula: ##STR1## The derivatives of the formula (I) have various pharmacological activities such as antioxidation in living bodies and are...
7	5488180	Complex hydrophobe compounds This invention relates to complex hydrophobe compounds and to alkoxylation products, i.e., condensation reaction products of alkylene oxides and complex hydrophobe compounds having at least one...
8	5424405	Fiber-reactive monoazo dyes having A2-vinylsulfonyl-5-haloacryloylaniline diazo component or the like The fibre-reactive dyes of the formula ##STR1## where the variables are each as defined in the claims, are suitable in particular for dyeing nitrogen-containing and hydroxyl-containing fibre...
9	5405993	Reactive formazan dyes and hydrazones There are described formazan dyes of the formula ##STR1## where n is 1 or 2, Kat is the equivalent of a cation, Me is copper or nickel, X is a radical of the formula CO-O or SO 2 -O, ...
10	5332854	Surfactant The surfactant of this invention is a compound of general formula (I) ##STR1## wherein R 1 is an alkyl, alkenyl or aralkyl group containing 6 to 18 carbon atoms; R 2 is a hydrogen atom or an...
11	5329040	Process for the continuous preparation of aminoaryl or aminoalkyl β-sulfatoethyl sulfones In the process for the continuous preparation of aminoaryl or aminoalkyl β-sulfatoethyl sulfones by reaction of the corresponding β-hydroxyethyl sulfones with sulfuric acid in a molar ratio of...
12	5082963	Process for the regiospecific sulfonation of sulfonyl substituted 2-aminonaphthalenes and fiber reactive azo dyes made from the products of said process A process for the preparation of isomerically pure sulfonic acids of 2-aminonaphthalenes having a fiber reactive substituent of the formula --(SO 2 X) wherein X is --CH 2 --CH 2 --Z and Z is a...
13	5023326	Reactive dyes containing the 2-(cyano, carbonamido, sulfo-, hydroxy- or sulfato-C.sub.2 -C.sub.5 -alkyleneamino)-6-sulfo- or 3,6-disulfo-8-hydroxynaphthyl-(1) coupling component Reactive dyes of the formula ##STR1## in which Y is hydrogen or sulfo, U is --CN, --CONH 2 , --SO 3 H, --OH or --OSO 3 H, D is a phenyl or naphthyl radical, which can be substituted by C 1 -C 4 ...
14	4954646	Process for the preparation of sulfated alkanol oxethylates or alkylphenol oxethylates having a lowered content of 1,4-dioxane A process for the preparation of sulfated alkanol oxethylates or alkylphenol oxethylates is described. After completion of the reaction with SO 3 , 0.1 to 0.5% by weight, relative to the alkanol...
15	4939283	Surface active compounds having a polymerizable moiety Novel surfactants of the formula: ##STR1## wherein R 1 is alkyl, alkenyl, alkylaryl or aralkylaryl of 8-30 carbon atoms, A is alkylene of 2-4 carbon atoms, x is 0, or 1-100 and y is...
16	4912134	Azulene derivatives and pharmaceutical compositions containing them Azulene derivatives of the following formula ##STR1## wherein R 1 stands for an alkyl group of 1 to 3 carbon atoms, R 2 stands for an alkyl group of 1 to 3 carbon atoms, and R 3 is at the 5- or...
17	4826876	Chemical compounds having selective thyromimetic activity This invention relates to chemical compounds which have selective thyromimetic activity. A compound of this invention is 3,5-dibromo-3'-[6-oxo-3(1H)-pyridazinyl-methyl]-thyronine.
18	4778911	Process for preparation of 3-(acyl)amino-4-alkoxy-phenyl-β-hydroxyethyl-sulfone (sulfonates) A process for the preparation of 3-(acyl)amino-4-alkoxy-phenyl-β-hydroxyethyl-sulfone (sulfates) of the formula (1) ##STR1## in which R 1 is alkyl having 1-4 carbon atoms and R 2 is hydrogen or...
19	4739040	Surfactants from lignin A method of producing surfactants from lignin is disclosed by reducing lignin in the presence of a carbon monoxide or hydrogen reducing agent at high temperature and pressure to produce low...
20	4678855	Substituted benzenesulfonamides Benzenesulfonamides with a substituted-alkyl-S(O) n -substituent are carbonic anhydrase inhibitors useful in the treatment of elevated intraocular pressure.
21	4659856	4,4'-bis-(β-hydroxyethylsulfonyl)-biphenyl and its esters Compounds of the general formula (1) ##STR1## in which the Zs, preferably identical to each other, each denote a hydroxy group or a sulfato, thiosulfato or phosphato group. They can be prepared by...
22	4659855	Aryl sulfonyl fluoride compounds Certain novel aryl sulfonyl fluorides, their preparation, and their use in inhibiting serine proteases with chymotrypsin-like and elastase-like specificity.
23	4563189	Treatment of fibers with arylating agents to enhance disperse dyeability A method for treating natural textile fibres and synthetic polyamide fibres to enhance their affinity for disperse dyestuffs which comprises treating the fibres with an aqueous solution or...
24	4482501	Process for producing aminoaryl-β-sulfatoethylsulfone An improved process for producing sulfuric acid semiesters of the formula: NH 2 -A--SO 2 CH 2 CH 2 OSO 3 H) n wherein A is a substituted or unsubstituted aromatic group, and n is an integer...
25	4464292	Mixed ethoxylated alcohol/ethoxy sulfate surfactants and synthetic detergents incorporating the same A process for the preparation of mixed ethoxylated alcohol/ethoxy sulfate surfactants, such surfactants, and detergent formulations incorporating the same. The mixed surfactants comprise a...
26	4450114	Process for production of sulfuric acid semiesters A compound having at least one --SO 2 CH 2 CH 2 OSO 3 M group in the molecule, wherein M is hydrogen or an alkali metal, which is useful as a reactive dye for dying cellulose fiber materials or...
27	4407748	Azo dyestuffs possessing antimicrobial properties Azo dyestuffs, possessing antimicrobial properties, having the formula: ##STR1## wherein X is --OCH 3 or --SO 3 Na, Y is ##STR2## or --SO 2 CH 2 CH 2 OSO 3 Na, A is a derivative of...
28	4378313	Reactive yellow dye having both monochlorotriazinyl and vinylsulfone type reactive groups The compounds represented, in the form of free acid, by the following general formula (I): ##STR1## (wherein A is ##STR2## (wherein R 3 and R 4 are each hydrogen or a methyl, ethyl, methoxy,...
29	4372892	Process for the preparation of 1-aminobenzene-5-β-sulfatoethylsulfone-2,4-disulfonic acid, the 5-vinylsulfone compound and the alkali salts thereof New compounds had been found which correspond to the formula ##STR1## as well as processes for preparing them by sulfonation of 3β-sulfato- or 3-β-hydroxyethylsulfonyl - aminobenzene. The novel...
30	4351765	Process for the production of compounds having in the molecule at least one β-sulfatoethyl-sulfone group and at least one sulfonic acid group A compound having at least one --SO 2 CH 2 CH 2 OSO 3 M group in the molecule, wherein M is hydrogen or an alkali metal, which is useful as a reactive dye for dying cellulose fiber materials or...
31	4343711	Surfactant fluid suitable for use in waterflood oil recovery method Disclosed is a novel surfactant, a method for making the surfactant and an aqueous fluid containing the surfactant which is effective for recovering petroleum from a high temperature formation...
32	4334076	Process for the preparation of sulfuric acid semiester ethylsulfonyl compounds of aminophenols, aminobenzanilides or phenylpyrazolones by esterification with sulfuric acid and/or sulfur trioxide in a kneader An improved and novel process had been found for the esterification of aminophenol, amino-benzanilide and pyrazolone compounds containing a β-hydroxyethylsulfonyl group, by means of sulfuric acid...
33	4330468	Water soluble monoazo dyes for nylon Water-soluble monoazo dyes for nylon having the formula: ##STR1## wherein ring A may optionally be substituted by halogen, trifluoromethyl, alkoxy, acylamino or alkyl having from 1 to 4 carbon...
34	4315865	Process for the production of sulfuric acid semiester compounds by sulfation in a machine employing kneading action Improved process for the sulfatation of the hydroxy group of a β-hydroxy-ethylsulfonyl group present in compounds selected from the dyestuff class which comprises carrying out the reaction in a...
35	4271072	Azo dyestuffs containing -SO.sub.2 CH.sub.2 CH.sub.2 OSO.sub.3 H and -N(CH.sub.2 CH.sub.2 OSO.sub.3 H).sub.2 groups Water-soluble dyestuffs are disclosed which, in the form of the free acid, have the formula ##STR1## wherein R 1 is selected from the group consisting of H, alkyl having 1-4carbon atoms,...
36	4261916	Sulph(on)ation process An orifice plate mixer for mixing 2 fluids has an axial orifice perpendicular to the plate through which bore a first fluid passes and a port in the internal wall of the orifice through which the...
37	4233166	Composition for recovering hydrocarbons A process for recovering hydrocarbons from a subterranean formation in which in situ combustion is first initiated in the formation by injection of air, for example, through an injection well, the...
38	4191703	Process for the manufacture of sulfuric acid semi-ester compounds An improved and novel process has been found for the esterification of amino-benzoxazolone compounds containing a β-hydroxyethylsulfonyl group, by means of sulfuric acid or sulfur trioxide, with...
39	4165334	Detergent compounds and compositions Compounds of the formula ##STR1## wherein R 1 and R 2 are each straight chain, branched chain or cyclic alkyl, alkenyl, aryl, aralkyl or alkaryl moieties having from 1-30 carbon atoms; R 3 is a...
40	4163751	Thin film reaction process A process is disclosed which comprises the steps of introducing a stream of the organic liquid onto a plurality of rotating reacting surfaces, rotating the reacting surfaces at a velocity such that...
41	4138395	Water soluble copper complex monoazo dyestuff based upon ortho-amino phenol-sulfonic acid and N-acetoacetyl compound of amino-benzene-β-hydroxy-ethylsulfone-sulfuric acid ester Water soluble, metallized monoazo dyestuffs are shown, which in the form of their free acids correspond to the general formula ##STR1## where M is copper or chromium, x is methyl or methoxy and n...
42	4137251	Anionic araliphatic compounds Anionic araliphatic compounds which correspond to the general formula ##STR1## wherein A is a mono- or binuclear aromatic radical, R is alkyl having 4 to 22 carbon atoms, X is alkyl having 1...
43	4134887	Phenyl-azo-phenyl dyestuffs Fiber-reactive azo dyestuffs are obtained by diazotizing an amine of the formula ##STR1## in which Z stands for --CH 2 -CH 2 --A or --CHCH 2 in which A is N,N-dialkylamino with 1 to 4...
44	4102911	Sulfonating or sulfating method A method for reacting sulfur trioxide and sulfateable or sulfonateable liquid organic compounds such as alcohols, and unsaturated or aromatic compounds is disclosed which comprises contacting said...
45	4077917	Aqueous soluble mixed complex organic salts of aluminum sulfate Mixed complex organic salts of aluminum sulfate are prepared. The mixed complex salts are soluble in aqueous solutions and have surface active properties. The organic portion of the mixed salts is...
46	3956267	Indole-containing disazo dyestuffs having a sulfatoalkyleneoxy-substituent Disazo dyestuffs which in form of the free acid correspond to the formula ##SPC1## Wherein A is an alkylene of 2-5 carbon atoms; R 1 , R 2 , and R 3 are hydrogen, chloro, bromo, alkoxy, or alkyl;...
47	3931273	Method for sulphonatizing and sulphatizing organic compounds with sulphur trioxide and apparatus therefor A continuous method for sulphonating and sulphating liquid organic compounds with gaseous sulphur trioxide diluted with inert gas in a plurality of externally cooled, parallel reaction tubes with...
48	3925441	Isothermal sulfonation process In the process for sulfonation by contacting a falling thin film stream of organic compound with a stream of SO 3 -inert gas in parallel, an improved process for isothermal sulfonation producing...
49	3925351	Water-soluble reactive monoazodyestuffs Water-soluble reactive azo dyestuffs of the formula (1) ##SPC1## Wherein R represents a hydrogen atom or a lower alkyl radical a cyclohexyl radical or a phenyl radical, Q represents a hydrogen atom...
50	3900510	Sulfuric acid ester of 1-aminobenzene-4-(β-hydroxyethyl-sulfone)-2-sulfonic acid, the 4-vinylsulfone compound thereof and a process for their preparation Compounds of the formula ##SPC1## Wherein Z is a grouping of the formula HO 3 SO--CH 2 --CH 2 -- or CH 2 =CH--, and their alkali metal salts, and a process for preparing them by dissolving or...

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