Class 549/18 - Three or more ring hetero atoms in the hetero ring

Subclass of Class 549 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the six-membered hetero ring contains
No. of patents: 19
Last issue date: 02/07/2006

Number	Title	Issue Date
6995276	Cyclic disulfide compound, process of producing the same and optical product comprising the same A compound capable of giving optical materials that may be high in both refractive index and Abbe's number and may be excellent in heat resistance and transparency, and a process that may produce the same with good efficiency are disclosed. The compound may be a cyc...	02/07/2006
6696540	Episulfide compound, method for producing the same and optical product comprising the same An episulfide compound useful as a starting material for optical materials that have a high refractive index and a high Abbe's number is provided. A method for producing the same and an optical product made with the same are also provided. The episulfide ...	02/24/2004
6545022	4(3)substituted-4(3)-aminomethyl-(thio)pyran or piperidine derivatives (=gabapentin analogues), their preparation and their use in the treatment of neurological disorders Novel amines of formulas 1D and 1E ##STR1## are disclosed and are useful as agents in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders,...	04/08/2003
6472488	(Thio) (meth) acrylate monomers, intermediate compounds for the synthesis of these monomers, polymerizable compositions and polymers obtained, and their optical and ophthalmic uses Polymerizable compositions from novel monomers that correspond to the formula: ##STR1## in which: Z represents H or CH3 and X represents O or S, and Y is a 5- to 8-membered heterocycle consisting of hydrogen, carbon and sulphur atoms and at lea...	10/29/2002
6410748	Alicycli c group-containing monomer A monomer represented by the following general formula (m-1): ##STR1## wherein R is a group having an alicyclic skeleton, R2 s may be the same or different and are individually hydrogen atom, halogen atom or monovalent organic group, X1	06/25/2002
6307062	(Thio) (meth) acrylate monomers, intermediate compounds for the synthesis of these monomers, polymerisable compositions and polymers obtained, and their optical and ophthalmic uses The novel monomers correspond to the formula: ##STR1## in which: Z represents H or CH3 and X represents O or S, and Y is a 5- to 8-membered heterocycle consisting of hydrogen, carbon and sulphur atoms and at least two endocyclic sulphur atoms....	10/23/2001
6294680	Process for the production of semi synthetic statins via novel intermediates A process has been provided to produce semi synthetic statins, as for instance simvastatin with a high yield, for another statin, preferably a naturally occurring statin, as for instance lovastatin. Also a number of novel intermediate compounds, prepared ...	09/25/2001
6211370	Asymmetric cycloaddition reactions The present invention relates to a process for stereoselective cycloaddition reactions which generally comprises a cycloaddition reaction between a pair of substrates, each either chiral or prochiral, that contain reactive π-systems, in the presence of a...	04/03/2001
6180799	Sulfalation of tetraol Provided are novel methods for preparing pentaerythritol disulfite employing reduced amounts of thionyl chloride and 1,2-dichloroethane as reaction media. Also disclosed is the first synthesis of pentaerythritol disulfate by oxydation of the above pentaer...	01/30/2001
6130340	Asymmetric cycloaddition reactions The present invention relates to a process for stereoselective cycloaddition reactions which generally comprises a cycloaddition reaction between a pair of chiral or prochiral substrates that contain reactive π-systems, in the present of a non-racemic ch...	10/10/2000
5646175	Carbamoyloxylabdane compounds Novel carbamoyloxylabdanes, intermediates and processes for the preparation thereof, and methods for reducing intraocular pressure and treating cardiac failure utilizing compounds and compositions thereof are disclosed....	07/08/1997
5374650	Carbamoyloxylabdanes Novel carbamoyloxylabdanes, intermediates and processes for the preparation thereof, and methods for reducing intraocular pressure and treating cardiac failure utilizing compounds and compositions thereof are disclosed....	12/20/1994
4924007	Process for the preparation of cyclic sulphates Cyclic sulphates of formula ##STR1## in which R1, R2, R3, R4, R5, and R6, which are identical or different, each denote hydrogen, halogen, alkyl, alkoxy, aryloxy or alkoxycarbonyl and ...	05/08/1990
4761486	Cyclohexenone derivatives, the preparation and use thereof as herbicides and plant growth regulators Cyclohexenone derivatives of the formula ##STR1## where R1, R2, A and X have the meanings given in the disclosure, a process for their manufacture, herbicidal and plant growth-regulating agents containing the novel active ingred...	08/02/1988
4725682	Biocidal sulfur-containing bis-imino carbamate compounds Sulfur-containing bis-amino carbamate compounds exhibit outstanding acaricidal, nematocidal and insecticidal activity....	02/16/1988
4596879	Process for producing intermediate furanones from diol derivative and thionyl chloride A novel process for the manufacture of the furanone of the formula ##STR1## is described. In this process, a diol is firstly reacted with thionyl chloride, then the sulphite formed, optionally after oxidation to the corresponding sulphate, is treated...	06/24/1986
4259507	3,5-Di-(2-methylpropyl)-1,2,4-trithiolane and uses thereof for augmenting or enhancing the flavor or aroma of a foodstuff 3,5-di-(2-methylpropyl)-1,2,4-trithiolane having the formula: ##STR1## and its "cis" and "trans" isomers represented by the structures: ##STR2## and described as being useful in augmenting or enhancing the organoleptic properties (taste and arom...	03/31/1981
4179514	Ketoalkanesulfenyl and ketoalkanethiosulfenyl carbamates Ketoalkanesulfenyl and ketoalkanethiosulfenyl carbamates exhibit exceptional pesticidal activity....	12/18/1979
4098815	Novel analogues of prostanoic acids not occurring in nature The present invention relates to novel not naturally occurring analogues of prostanoic acids of the formula ##STR1## as well as a process for their preparation. The compounds of the invention have valuable pharmacological properties similar to those ...	07/04/1978

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Class 549/18 - Three or more ring hetero atoms in the hetero ring