C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
530/5.04, 260/24
C07D 253/00 (2006.01) C07D 253/08 (2006.01) C07K 1/10 (2006.01) C07K 1/14 (2006.01) C07K 5/06 (2006.01)
Patent
CA 1282548
ABSTRACT OF THE INVENTION The invention relates to salts of 3-hydroxy-4-oxo-3,4-dihydro- 1,2,3-benzotriazine (HOObt) and compounds containing a primary amino group, a process for their preparation and their use. The compounds of the invention may be used in the purification of amino compounds and in the preparation of carboxamides in the presence of carbodiimides.
483499
Konig Wolfgang
Volk Alexander
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
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