(E)-5-(2-bromovinyl)-2'- deoxyuridine and its derivatives of general formula VI (where R is H or as defined below) are prepared from 3,5'-di-O-acyl-5-ethyl- 2'-deoxyuridines of general formula IV (wherein R is C1-8 alkanoyl, benzoyl or benzoyl group substituted in para position by C1-4 alkyl or halogen) by reaction with bromine to give a dibromo derivative of general formula V ...

An apparatus connectable to a vacuum cleaner for feeding washing liquid under pressure to a location to be washed. The apparatus comprises a ring container (2) which surrounds a washing liquid container (18) and which has a connection (1) connectable to a vacuum cleaner. A communication (20, 16, 9) is provided from the connection (1) to a chamber located above the cover (21) of the washing liquid ...

Antibiotic activity is exhibited by beta -lactams having an substituent (and analogs thereof) in the 1-position and an acylamino substituent in the 3-position.

Antibiotic activity is exhibited by beta -lactams having an substituent (and analogs thereof) in the 1-position and an acylamino substituent in the 3-position.

Antibiotic activity is exhibited by beta -lactams having an substituent (and analogs thereof) in the 1-position and an acylamino substituent in the 3-position.

Antibiotic activity is exhibited by beta -lactams having an substituent (and analogs thereof) in the 1-position and an acylamino substituent in the 3-position.

The present invention relates to novel 4H-1,4-benzothiazine derivatives and a method for their synthesis. The invention also relates to the pharmaceutical use of said derivatives, in particular their use as anti-infective agents, as agents for promoting growth and for improving feed stuff utilization in animals, and as preservations.

The present invention relates to novel 4H-1,4-benzothiazine derivatives and a method for their synthesis. The invention also relates to the pharmaceutical use of said derivatives, in particular their use as anti-infective agents, as agents for promoting growth and for improving feed stuff utilization in animals, and as preservations.

An adjustable guard rail, Figure 1, consists of a number of poles 1 which can be secured to the gutters 3 of a building, are supported against the outer wall 15 via the support element 14 and against the roof via the brace 19. The poles are placed with a gap of two to three metres and connected to one another via horizontally extending pipes. The adjustable guard rail is preferably used as a prote...

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A means for milling peat off a bog surface, said means comprising a milling drum attachable to a towing means known in itself, such as a tractor, and rotating substantially transversally to the direction of driving and of which the surface is provided with one or several milling cutters disposed obliquely with reference to the tangent of the milling drum's surface. With a view to achieving optimum...