Sulfonyl Isocyanates Or Sulfonyl Isothiocyanates, (i.e., Compounds Having The -s(=o)(=o)-n=c=x Group, Wherein X Is Oxygen Or Sulfur) Patents (Class 562/870)
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Publication number: 20040199011Abstract: The present invention relates to a process for preparing arylsulfonyl isocyanates by reacting an arylsulfonamide with phosgene in the presence of a catalytically effective amount of an alkyl isocyanate.Type: ApplicationFiled: April 1, 2004Publication date: October 7, 2004Inventors: Horst Mayer, Dieter Golsch
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Patent number: 6525211Abstract: The invention relates to novel sulphonylamino(thio)carbonyl compounds of the formula (I), in which A represents a single bond, oxygen, sulphur or the group N—R, in which R represents hydrogen, alkyl, alkenyl, alkinyl or cycloalkyl, Q represents oxygen or sulphur, R1 represents hydrogen or formyl or represents in each case optionally substituted alkyl, alkenyl, alkinyl, alkylcarbonyl, alkoxycarbonyl, alkylsulphonyl, cycloalkyl, cycloalkylcarbonyl or cycloalkylsulphonyl, R2 represents cyano or halogen or represents in each case optionally substituted alky, alkenyl, alkinyl, alkoxy, alkenyloxy or alkinyloxy, and R3 represents in each case optionally substituted heterocyclyl having 5 ring members of which at least one is oxygen, sulphur or nitrogen and from one to three further ring members can be nitrogen, and salts of compounds of the formula (I), the previously known compounds 4,5-dimethoxy-2-(2,5-dimethoxy-phenylsulphonylaminocarbonyl)-2,4-dihydro-3H-1,2,4-triazol-3-one, 4,5-dieType: GrantFiled: April 20, 2001Date of Patent: February 25, 2003Assignee: Bayer AktiengesellschaftInventors: Klaus-Helmut Müller, Rolf Kirsten, Ernst Rudolf F. Gesing, Joachim Kluth, Mark Wilhelm Drewes, Kurt Findeisen, Johannes Rudolf Jansen, Klaus König, Hans-Jochem Riebel, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
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Patent number: 5633400Abstract: The invention relates to a process for the preparation of a compound of the formula (I) ##STR1## in which X is an optionally protected formyl group andR is a group which is itself inert to the reaction conditions of the synthesis,which comprises reacting a compound of the formula (II) ##STR2## where X is as defined above, with a substituted phenyl-halogen compound of the formula (III) ##STR3## where the substituent Hal is a halogen group and R is as defined above.Type: GrantFiled: May 24, 1995Date of Patent: May 27, 1997Assignee: Hoechst AktiengesellschaftInventors: Adalbert Wagner, Neerja Bhatnagar, Jean Buendia, Christine Griffoul
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Patent number: 5294741Abstract: The invention relates to an improved process for the preparation of a compound of the formula R.sup.1 -X-SO.sub.2 -NCO in whichX is O or NR.sup.2,R.sup.1 is alkylsulfonyl or phenyl which is optionally substituted by Hal, alkyl and/or alkoxy, andR.sup.2 is alkyl, by reactingR.sup.1 XH with ClSO.sub.2 NCO to give the compound R.sup.1 XCONHSO.sub.2 Cl followed by a rearrangement reaction, which comprises carrying out the process continuously in the presence or absence of an inert solvent.Type: GrantFiled: February 21, 1992Date of Patent: March 15, 1994Assignee: Hoechst AktiengesellschaftInventors: Gunter Schlegel, Stephen Lachhein, Harald Berger
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Patent number: 5068424Abstract: The invention relates to a process for preparing arylsulphonyl isocyanates of the general formula (I) ##STR1## and addition derivatives thereof--where in the formula the meaning of the substituents are as follows:Ar represents optionally substituted aryl, naphthyl- or thienyl group, andHX is a chemical bond or XZR.sub.1 stands for a group where Z is oxygen or sulphur,R.sub.1 is saturated or unsaturated alkyl, benzyl, cyclohexyl or substituted phenyl group orX is an NR.sub.2 R.sub.3 groupwherein R.sub.2 R.sub.3 is hydrogen, alkyl, unsubstituted alkyl, aryl, substituted aryl, aroyl or acyl group, and the essence of the process is that an N-halogen sulphonamidate is carbonylated in the presence of a carbonylating catalyst, in the presence or absence of alcohol, (thio) alcohol or amine reactants and the carbonylated compound obtained is reacted subsequently with the reactants.Type: GrantFiled: June 14, 1989Date of Patent: November 26, 1991Assignees: Nitrokemia Ipartelepek, Magyar Tudomanyos Akademia Kozponti Kemiai Kutato IntezeteInventors: Gabor Besenyei, Sandor Nemeth, Laszlo Simandi, Maria Belak, Jozsef Dukai, Lajos Nagy, Elemer Tomordi, Csaba Soptei, Erzsebet E. Dioszegine
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Patent number: 5041603Abstract: The invention relates to N-phenylsulfonyl-N'-pyrimidinylureas and N-phenylsulfonyl-N-triazinylureas of the general formula ##STR1## wherein R.sub.1 is hydrogen, halogen, nitro, amino, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.4 haloalkyl or a --Q--R.sub.7, --CO--OR.sub.8 or --(CO).sub.n --NR.sub.9 R.sub.10 radical,R.sub.2 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 haloalkoxy, halogen or alkoxyalkyl containing not more than 4 carbon atoms,R.sub.3 is C.sub.2 -C.sub.10 alkenyl which is substituted by one or more fluorine or bromine atoms or by one or more hydroxyl, cyano, nitro, --(Y).sub.m --CO--(Z).sub.n --R.sub.8, --SO.sub.2 --NR.sub.11 R.sub.12, --S(O).sub.p --C.sub.1 -C.sub.3 haloalkyl or --S(O).sub.n --C.sub.1 -C.sub.3 alkyl groups and which may additionally be substituted by one or more chlorine atoms,R.sub.4 is C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 haloalkyl, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.Type: GrantFiled: January 12, 1990Date of Patent: August 20, 1991Assignee: Ciba-Geigy CorporationInventors: Willy Meyer, Dieter Reinehr, Konrad Oertle, Rolf Schurter
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Patent number: 4990637Abstract: Herbicidally active novel substituted 1-benzylsulphonyl-3-heteroaryl(thio)-ureas of the formula ##STR1## in whichQ.sub.1 represents oxygen or sulphur,R.sup.1 represents hydrogen, or represents optionally substituted radicals from the series comprising alkyl, alkenyl, alkynyl and aralkyl,R.sup.2 represents hydrogen, halogen, hydroxyl, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, amino, alkylamino or dialkylamino,R.sup.3 represents hydrogen or alkyl,R.sup.4 represents halogenoalkyl,X represents nitrogen or a --CH grouping,Y represents nitrogen or a --CR.sup.5 grouping,R.sup.5 represents hydrogen, halogen, cyano, alkyl, formyl, alkyl-carbonyl or alkoxy-carbonyl,Z represents nitrogen or a --CR.sup.6 grouping, andR.sup.6 represents hydrogen, halogen, hydroxyl, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, alkylamino or dialkylamino,and salts thereof with metals and basic organic nitrogen compounds. The benzylsulphonyl moieties are also new.Type: GrantFiled: January 30, 1990Date of Patent: February 5, 1991Assignee: Bayer AktiengesellschaftInventors: Christa Fest, Klaus-Helmut Muller, Theodor Pfister, Hans-Jochem Riebel, Ernst Kysela, Hans-Joachim Santel, Robert R. Schmidt, Robert H. Strang
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Patent number: 4952726Abstract: N-Phenylsulfonyl-N'-pyrimidinyl- and -triazinylureas of the formula I ##STR1## wherein A is 3,3,3-trifluoropropyl or 3,3-difluorobutyl,R.sup.1 is hydrogen, halogen, nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulfonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, --CO--R.sup.6, --NR.sup.7 R.sup.8, --CO--NR.sup.9 R.sup.10 or --SO.sub.2 --NR.sup.11 R.sup.12,R.sup.2 is hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkysulfonyl or C.sub.1 -C.sub.4 -alkylsulfonyl,R.sup.3 and R.sup.4 independently of one another are each hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.2 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.2 -C.sub.4 -alkoxyalkyl, C.sub.1 -C.sub.4 -alkoxy or --NR.sup.13 R.sup.13,R.sup.5 is hydrogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy,R.sup.6 is C.sub.1 -C.Type: GrantFiled: November 21, 1989Date of Patent: August 28, 1990Assignee: Ciba-Geigy CorporationInventors: Willy Meyer, Konrad Oertle