Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 291 - Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms
Patents for C07D 291 - Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms (1,087)
09/1990
09/11/1990CA1273922A1 Process for the preparation of 6-methyl-3,4-dihydro-1, 2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
09/11/1990CA1273921A1 3-aryl-5, 6-dihydro-1, 4, 2-oxathiazines and their oxides
09/04/1990USH817 Photographic light-sensitive material
07/1990
07/11/1990CN1008736B Process for preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide
05/1990
05/23/1990CN1008094B Process for preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and for purification thereof
05/23/1990CN1008055B Pesticide composition with acrylic derivs. as active component and process for preparing same, and use thereof
05/16/1990CN1007979B 2,2-dioxy 6-methyl-3,4-dihydro-1,2,3-oxathiazine-4-one and process for the preparation of its non-toxic salt
05/16/1990CN1007978B Process for preparing of 6-methyl-3, 4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
02/1990
02/28/1990EP0355598A2 Beta-phenoxyethyl amines and their use in the preparation of dyes
02/21/1990EP0355045A2 Composition comprising a macrocyclic compound and an organic acid and its use in metal extraction
02/13/1990US4900818 Large scale synthesis of twelve member diazamonocyclic compounds
01/1990
01/30/1990US4897405 Novel naphthalenylalkyl-3H-1,2,3,5-oxathiadiazole 2-oxides useful as antihyperglycemic agents
01/23/1990US4895862 Novel benzyl-3H-1,2,3,5-oxathiadiazole 2-oxides useful as antihyperglycemic agents
01/23/1990US4895861 Novel naphthalenyl-3H-1,2,3,5-oxathiadiazole 2-oxides useful as antihyperglycemic agents
01/23/1990US4895860 Antidiabetic, antilipemic
10/1989
10/24/1989US4876341 Cyclization of acetoacetamide-n-sulfonic acid or salt dissolved in sulfur trioxide; hydrolysis
06/1989
06/21/1989EP0321199A2 Synthesis of twelve member diazamonocyclic compounds
02/1989
02/21/1989US4806639 Cyclizing acetoacetamide-n-sulfonic acid or salt with sulfur trioxide
02/14/1989US4804755 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and for the purification thereof
02/14/1989CA1250000A1 Process for preparing crystalline salts of acetoacetamide-n-sulfofluoride
09/1988
09/13/1988CA1241955A1 Process for the preparation of 6-methyl-3,4-dihydro-1, 2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
07/1988
07/13/1988EP0274351A1 Substituted 1,3,4-oxathiazol-2-one stabilizers
05/1988
05/24/1988CA1237131A1 Gelling composition with sulfonated diphenyldiissocyanate
02/1988
02/09/1988US4724246 Substituted 1,3,4-oxathiazol-2-one stabilizers
09/1987
09/22/1987US4695629 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
06/1987
06/23/1987US4675044 3-aryl-5,6-dihydro-1,4,2-oxathiazines and their oxides
06/16/1987US4673632 In silver halide photographic material
04/1987
04/29/1987CN86105506A Process for the preparation of 6-methyl-3.4-dihydro-1,2,3 oxathiazin-4-one 2,2-dioxide
04/15/1987EP0218076A1 Process for the preparation of the non-toxic salts of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxide
04/08/1987EP0217024A1 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxide
04/08/1987CN86105339A Proces for the preparation of 6-methyl-3, 4-dihydro-1, 2,3-oxathiazin-4-one 2,2-dioxide and for the purification thereof
03/1987
03/25/1987EP0215347A1 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide as well as for its purification
03/12/1987DE3531357A1 Process for the preparation of the non-toxic salts of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide
03/04/1987CN86105877A Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and the purification thereof
02/1987
02/18/1987CN85106284A 2,2-dioxy 6-methyl-3.4-dihydro-1,2,3-oxathiazine-4-one and process for the preparation of its non-toxic salt
01/1987
01/20/1987US4638063 Artificial sweeteners
12/1986
12/03/1986CN85104278A Process for preparaing of 6-methyl-3, 4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
12/03/1986CN85104277A Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide and its non-toxic salts......
11/1986
11/25/1986US4625024 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
10/1986
10/21/1986US4618455 Process for preparing crystalline salts of acetoacetamide-N-sulfofluoride
08/1986
08/27/1986CN85108235A Preparation of fungicides
08/19/1986US4607100 Artificial sweeteners
04/1986
04/23/1986EP0178826A2 Fungicides
03/1986
03/05/1986EP0173082A1 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide and its non-toxic salts
02/1986
02/11/1986US4569690 Herbicides, fungicides, plant dessicants, defoliants
01/1986
01/07/1986US4563521 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
12/1985
12/31/1985US4562185 Insecticides; miticides
11/1985
11/27/1985EP0162308A2 Hardening method for gelatin
10/1985
10/30/1985EP0159516A1 Method for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide and its non-toxic salts
09/1985
09/25/1985EP0155634A2 Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and of its non-toxic salts, as well as of acetoacetamide-N-sulfonic acid occurring as an intermediary in this process, and its salts
09/25/1985EP0155609A1 Process for the production of crystalline salts of acetoacetamido-N-sulphonyl fluoride
11/1984
11/28/1984EP0126235A1 Five-membered nitrogen-containing heterocycles, process for their preparation and their use as pesticides
04/1984
04/04/1984EP0104940A1 3-Aryl-5,6-dihydro-1,4,2-oxathiazines and their oxides
05/1983
05/03/1983CA1145766A1 Optically active phenethanolamines and method for increasing cardiac contractility
02/1983
02/15/1983US4374122 3,4-dihydro-6-methyl-1,2,3-oxathiazine-4-one-2,2-dioxide in a sugar-containing carrier; chewing gum; dentifrices
01/1983
01/18/1983US4369311 By sulfiting aromatic amides
10/1982
10/12/1982US4353976 Crown compounds
07/1982
07/27/1982CA1128420A1 Methyloxathiazinone dioxide in oral compositions
01/1982
01/19/1982US4311638 Silver complexing agents
11/1981
11/03/1981CA1111670A1 3-aryl-4-isothiazolecarboxylic acids and 3-aryl-4- isoxazolecarboxylic acids as plant growth regulants
05/1981
05/12/1981US4267256 Novel silver complexing agents
05/12/1981US4267254 Photographic process
03/1981
03/17/1981US4256730 Oral compositions
03/1980
03/05/1980EP0008480A1 Sweetened oral compositions, preferably toothpastes or mouthwash compositions
02/1980
02/05/1980US4187099 3-Aryl-4-isothiazolecarboxylic acid and 3-aryl-4-isoxazolecarboxylic acid derivatives and their use as herbicides
01/1980
01/23/1980EP0007205A1 Optically active phenethanolamines, their formulations, use and preparation
09/1979
09/11/1979CA1062255A1 Macrocyclic compounds and complexes thereof
08/1979
08/28/1979US4166177 Antiinflammatory agents, antipyretics, analgesics
04/1979
04/17/1979CA1052786A2 6-methyl-2h-1,3-oxazin-2,4(3h)-dione-2-sulfohalides, process for preparing them and their transformation into sweeteners
03/1979
03/20/1979CA1051021A1 .beta.-ACYLOXY-CROTONIC ACID AMIDE-N-SULFOHALIDES, A PROCESS FOR THEIR PREPARATION AND THEIR TRANSFORMATION INTO SWEETENERS
03/13/1979US4144047 3-Aryl-4-isoxazolecarboxylic acids as plant growth regulants
03/13/1979CA1050566A1 Process for preparing acetoacetamide-n-sulfofluoride
12/1978
12/05/1978CA1043788A1 Process for the manufacture of 6-mehyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide and its use as sweetener
12/05/1978CA1043787A1 Process for the manufacture of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide
12/05/1978CA1043786A1 Process for the manufacture of the potassium salt of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide
09/1978
09/19/1978US4115647 Amidinoureas
01/1978
01/10/1978US4067862 Crosslinking
11/1977
11/15/1977US4058557 Amidinoureas
10/1977
10/04/1977US4052453 Process for preparing acetoacetamide-n-sulfofluoride
07/1977
07/12/1977US4035496 Methods of combatting nematodes using certain derivatives of 1,3,5-oxathiazine
04/1977
04/19/1977US4018920 3-Halohydrocarbylthio-1,2,3-benzoxathiazin-4-(3H)-one 2-oxides
12/1976
12/21/1976US3998796 Nitrogen and sulfur-containing amphoteric compounds and polymers thereof
11/1976
11/23/1976US3993689 Sweeteners
09/1976
09/07/1976US3979401 Intermediates for polyisocyanates
07/1976
07/13/1976US3969347 Process for the manufacture of the potassium salt of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide
07/06/1976US3968107 Process for the manufacture of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide
07/06/1976US3968106 Process for the manufacture of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide and its use as sweetener
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