C - Chemistry – Metallurgy – 07 – K
Patent
C - Chemistry, Metallurgy
07
K
C07K 4/04 (2006.01) A61K 38/03 (2006.01) C12P 1/06 (2006.01) A61K 38/00 (2006.01)
Patent
CA 2045761
There are described WS7622A mono- or di- sulfates and their pharmaceutically acceptable salts which have the following proposed formula: Image These compounds are useful for their human leukocyte elastase-inhibiting activity. The preparation of these compounds is carried by sulfating the WS7622A substance or a salt thereof.
Ezaki Masami
Hatanaka Hiroshi
Okamoto Masanori
Okuhara Masakuni
Shigematsu Nobuharu
Fujisawa Pharmaceutical Co. Ltd.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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