(4R,5S,6S,8R,2'S,4'S)-3-[4-(2-Dimethylaminocarbonyl)pyrrolidinylthio ] -4-methyl-6-(1-hydroxyethyl)-1-azabicyclo[3.2.0]hept-2-en-7-one-2-carb oxylic acid of the formula: in a crystalline form, which is useful as an antibiotic agent.

Bicyclo-[2,2,1]-heptanes, bicyclo-[2,2,2]-octanes and bicyclo-[2,2,3]-nonanes having 2 or 3 ring hetero atoms selected from 0, S and N, substituted at the 1-position by a 4-alkynylphenyl group and at the 4-position and optionally at the 3 and/or 5-position are valuable pesticides, particularly insecticides and acaracides. The compounds may be prepared by reacting an alkyne with the corresponding 4...

Chiral sorbinil intermediates of the formula wherein R is hydrogen or benzyloxycarbonyl and Y is hydroxy or amino, processes therefor, and processes for the conversion thereof to sorbinil.

The derivatives in question are the products of formula I R = either Ra = an organic group; R'A and R'B are either a hydrogen atom or an alkyl radical; ZA = single bond, sulphur, optionally oxidised, or oxygen, R3A = in particular, aryl, optionally substituted, quaternary ammonium, acetyl, carbamoyl, alkoxycarbonyl, alkyl, haloalkyl, nitrile or azido; R4 = H or OCH3; A ...

A method for producing a compound of the formula; [I] wherein R stands for a hydrogen atom, an acyl group or a protective group other than acyl groups, Q stands for a hydrogen atom or an ester residue, Y stands for the residue of a nucleophilic compound and the dotted line shows the double bond at 2- or 3- position of the cephem ring or a salt thereof, characterized by allowing a compoun...

A cephalosporin compound of the formula: wherein R<1> is a protected or unprotected amino group; either one of R<2> and R<3> is a substituted or unsubstituted lower alkylthio group; sulfamoyl group; a lower alkylsulfonyl group; sulfo group; a substituted or unsubstituted amino group; a lower alkyl group; a lower alkyl group having a substituent selected from a lower alkylthio group, amino ...

It has been found that 2-methyl-thiazolo[4,5-c]quinoline and pharmaceutically acceptable acid addition salts and hydrates thereof possess valuable central nervous depressive properties being different from those of benzodiazepines. The invention relates to pharmaceutical compositions comprising as active ingredient 2-methyl-thiazolo[4,5-c]quinoline of the Formula I (I) or a pharmaceuti...

6-Aryl-2,3-dihydroimidazo[2,1-b]thiazoles and corresponding thiazines act as nucleophiles, either directly or in the form of Grignard reagents, with N-acylpyridinium salts to produce new 6-aryl-5-(N-acyl-1,4-dihydro-4-pyridyl)-2,3-dihydroimidazo-[2,1-b]thia zoles and corresponding thiazines. These are oxidized to give the corresponding pyridyl-substituted imidazo[2,1-b]thiazoles and thiazines, whi...

Compounds of the formula +TR or a pharmaceutically acceptable acid addition salt thereof wherein R is 2-pyridyl, 6-chloro-2-pyridyl, 6-methyl-2-pyridyl or 5-methylisoxazol-3-yl; useful as prodrug forms of the corresponding known oxicam antiinflammatory and analgesic agents, piroxicam, the corresponding 6-chloro-2-pyridyl and 6-methyl-2-pyridylcarboxamides, isoxicam and tenoxi...

PCT No. PCT/HU86/00066 Sec. 371 Date Aug. 7, 1987 Sec. 102(e) Date Aug. 7, 1987 PCT Filed Dec. 9, 1986 PCT Pub. No. WO87/03594 PCT Pub. Date Jun. 18, 1987.The invention relates to new 6-fluoro-7-chloro-1-methylamino-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid/boric acid anhydrides of the general Formula I (I) (wherein R and R1 stand for halogen; an aliphatic acyloxy group comprising 2-...

PCT No. PCT/HU86/00068 Sec. 371 Date Aug. 7, 1987 Sec. 102(e) Date Aug. 7, 1987 PCT Filed Dec. 9, 1986 PCT Pub. No. WO87/03595 PCT Pub. Date Jun. 18, 1987.The invention relates to a process for the preparation of compounds of the Formula I (I) (wherein R and R1 stand for an aliphatic acyloxy group comprising 2-5 carbon atoms and optionally substituted by halogen or for an aromatic acylo...

The invention relates to novel compounds comprising lipophilic complexes of silybin, silidianin, and silicristin with phospholipids, and the preparation of these complexes by non-conventional methods. Absorption of the novel compounds in the gastrointestinal tract is appreciably greater, resulting in higher plasma levels than for the individual flavanolignans. The resulting improvement in the phar...

Antibacterial activity is exhibited by 2-azetidinones having an acylamino substituent in the 3-position and having an activating group in the 1-position of the formula wherein R4 is -CH2-Z, or i

The present invention provides disphosphonates of the general formula: (I) wherein R1 is a straight-chain or branched, saturated or unsaturated aliphatic hydrocarbon radical of 1-9 carbon atoms which is optionally substituted by phenyl or cyclohexyl, R2 is cyclohexyl or cyclohexylmethyl, benzyl or a straight-chained or branched, saturated or unsaturated aliphatic hydrocarbon of 4 to 18 ...

A compound of the formula: wherein each of R<1>, R<2>, R<3>, R<4>, R<5> and R<6> which may be the same or different, is hydrogen or C1-C4 alkyl; one of X<1> and X<2> is nitro, fluorine, chlorine, difluoromethoxy or trifluoromethyl and the other is hydrogen, or both of X<1> and X<2> are chlorine; and Y is wherein A is C2-C6 alkylene, each of Ar<1> and Ar<2> which may be the same or di...

1. Claims for the Contracting States : AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE Compounds having the formula I : see diagramm : EP0240392,P18,F1 in which : Az is a 1-aziridinyl radical, substituted or non-substituted, the substitution consisting of 1 to 4 C1 to C3 alkyl or alkoxy radicals, A, B and C, independently of one another, can represent an alkylene or alkenylene or alkynylene chain whi...

The present invention is related to new diselenobis benzoic acid amides of primary heterocyclic amines of the general formula I wherein R<1> and R<2>, which are equal or different from another, represent hydrogen, halogen, C1-4-alkyl, C1-4-alkoxy, trifluoromethyl, nitro or, both together, methylenedioxy, n is zero or a numeral from 1 to 4 and R<3> is a saturated or unsaturated heterocycli...