- NOVEL COMPOUNDS
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The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein n, X1, X2, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12and R13 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
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Page/Page column 39; 40
(2018/04/12)
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- Use of 2-(sulphonylamino) phenols as couplers in oxidation colouring
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The invention relates to the field of the oxidation dyeing of keratinous fibres and in particular of human keratinous fibers, such as the hair. The invention relates more particularly to the use of certain 2-(sulphonylamino)phenols of following formula (I) as coupler in combination with oxidation dye precursors for 1the oxidation dyeing of the fibers.
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- 1,3,2λ5-Benzothiazaphosphole 2-Oxide and 1,3,2λ5-Benzoxazaphosphole 2-Oxide Derivatives, New and Versatile Phosphorylating Reagents
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The synthesis of the highly reactive five-membered cyclic phosphorylating reagents 6a and 12 is decribed.The reagent 6a monophosphorylates alcohols without ring opening, whereas 12 diphosphorylates with ring opening yielding phosphate triesters.
- Jacob, Peter,Richter, Wolfgang,Ugi, Ivar
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p. 519 - 522
(2007/10/02)
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