GB Patent

GB9412719D0 — Substituted azaindolylidene compounds and process for their preparation

Assigned to Pfizer Italia SRL · Expires 1994-08-17 · 32y expired

What this patent protects

PCT No. PCT/EP95/02043 Sec. 371 Date Feb. 9, 1996 Sec. 102(e) Date Feb. 9, 1996 PCT Filed May 30, 1995 PCT Pub. No. WO96/00226 PCT Pub. Date Jan. 4, 1996The present invention relates to compounds useful as tyrosine kinase inhibitors, having the following general formula (I) &l…

USPTO Abstract

PCT No. PCT/EP95/02043 Sec. 371 Date Feb. 9, 1996 Sec. 102(e) Date Feb. 9, 1996 PCT Filed May 30, 1995 PCT Pub. No. WO96/00226 PCT Pub. Date Jan. 4, 1996The present invention relates to compounds useful as tyrosine kinase inhibitors, having the following general formula (I) <IMAGE> (I) wherein one of the groups X1, X2, X3, X4 is N and the others are CH; R is a group of formula (a), (b), (c) or (d) <IMAGE> (a) <IMAGE> (b) <IMAGE> (c) <IMAGE> (d) each of R1 and R3 independently is hydrogen, amino, carboxy, cyano, -SO3R4, -SO2NHR5, <IMAGE> -COOR6, -CONH(CH2)oPh, -CONHCH2(CHOH)nCH2OH, <IMAGE> -N (CH2CH2OH)2, -NHCH2(CHOH)nCH2OH, -NHCONH2, -NHC(NH2)=NH, -NHCO(CHOH)nCH2OH, <IMAGE> -NHSO2R7, -OCH2(CHOH)nCH2OH, -OOC(CHOH)nCH2OH, -OPO(OH)2, -OCH2SO2NH2, -CH2NH2, -C(NH2)=NH, -CH2NHC(NH2)=NH, <IMAGE> -CH2OH, -CH2OOC(CHOH)nC2OH, -CH2OPO(OH)2, -PO(OH)2; R2 is H, C1-C6 alkyl, C2-C6 alkanoyl, -CH2OH, -CH2CH2CONH2, -SO2Me, -COCH2SO2NH2; R4 is H, -CH2(CHOH)nCH2OH, C1-C6 alkyl; R5 is H, C1-C6 alkyl, -CH2(CHOH)nCH2OH, -(CH2)mNMe2; R6 is C1-C6 alkyl, unsubstituted or substituted by phenyl, -CH2(CHOH)nCH2OH; R7 is Me, -C6H4Me; Z is CH2, O, NH, NCH2CH2OH; n is 1 or 1; m is 2 or 3; o is 0, 1, 2 or 3; p is 1, 2 or 3; provided that when R is (a), (b), or (c) then R1 is not H and when R is (d) then one of R1 and R3 is not H; and the pharmaceutically acceptable salts thereof.

Drugs covered by this patent

Patent Metadata

Patent number
GB9412719D0
Jurisdiction
GB
Classification
Expires
1994-08-17
Drug substance claim
No
Drug product claim
No
Assignee
Pfizer Italia SRL
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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