Christopher E Mathews

US Patent:

59289988, Jul 27, 1999

Filed:

Dec 9, 1996

Appl. No.:

8/730632

Inventors:

Donald R. James - El Sobrante CA
Don R. Baker - Orinda CA
Steven D. Mielich - Palo Alto CA
William J. Michaely - El Cerrito CA
Steven Fitzjohn - Bracknell, GB
Christopher G. Knudsen - Berkeley CA
Christopher Mathews - San Francisco CA
John M. Gerdes - Fairfax CA

Assignee:

Zeneca Limited - London

International Classification:

C07D23156
A01N 4357

US Classification:

504281

Abstract:

Substituted arylindazoles of the formula: ##STR1## wherein X is CR. sup. 14 and R. sup. 14 is hydrogen, halogen, haloalkyl, cyano, nitro, alkylthio, alkylsulfonyl, alkylsulfinyl or alkoxy; and substituents R. sup. 1, R. sup. 2, R. sup. 3, R. sup. 4, R. sup. 5, R. sup. 6, R. sup. 7 and R. sup. 8 are as defined in the specification. Use of the compounds as herbicides and methods of making the compounds are also described.

US Patent:

55997740, Feb 4, 1997

Filed:

Dec 31, 1992

Appl. No.:

7/991617

Inventors:

Ferenc M. Pallos - Walnut Creek CA
Christopher J. Mathews - San Francisco CA

Assignee:

Imperial Chemical Industries PLC - London

International Classification:

A01N 4338

US Classification:

504284

Abstract:

Substituted N-arylindoles, a process for producing them and their use as herbicides. In particular, substituted N-arylindoles of the formula ##STR1## are disclosed in which: R is hydrogen; halogen; nitro; cyano; alkyl; alkoxy; alkenyloxy; alkynyloxy; alkoxyalkyl; carbonylalkoxy; alkyloxyalkoxy; cyanoalkoxy; benzyloxy; alkoxycarbonylalkoxy; alkylcarbonylalkoxy; haloalkyl; hydroxalkyl; formyl; azido; carboxy or its salts; COOalkyl; amino; substituted amino wherein the substituents are alkyl, alkoxy, hydroxy, formyl, alkylcarbonyl, substituted alkylcarbonyl substituted with carboxy or alkoxycarboxy, alkylsulfonyl, haloalkylsulfonyl, aminocarbonyl, (di)alkylaminocarbonyl, alkoxycarbonyl, alkoxyalkyl, hydroxycarbonylalkyl, alkoxycarbonylalkyl, amino or (di)alkyl amino; carboxyamido; substituted carboxyamido wherein said substituents can be selected from alkyl, alkylsulfonyl, and haloalkylsulfonyl; sulfonamido wherein the N is substituted with hydrogen and/or alkyl; YR. sup. 4 wherein Y is O or S(O). sub. m and R. sup. 4 is selected from the group hydrogen, alkyl, haloalkyl, cyano-alkyl, alkoxycarbonylalkyl, hydroxycarbonylalkyl and aminocarbonylalkyl wherein the N is substituted with hydrogen and/or alkyl; n is 0 to 4 and m is 0 to 2; R. sup.

US Patent:

54440386, Aug 22, 1995

Filed:

Mar 2, 1993

Appl. No.:

8/018871

Inventors:

Donald R. James - El Sobrante CA
Don R. Baker - Orinda CA
Steven D. Mielich - Palo Alto CA
William J. Michaely - El Cerrito CA
Steven Fitzjohn - Bracknell, GB2
Christopher G. Knudsen - Berkeley CA
Christopher Mathews - San Francisco CA
John M. Gerdes - Fairfax CA

Assignee:

Zeneca Limited - London

International Classification:

A01N 4338
C07D40104

US Classification:

504253

Abstract:

This invention relates to substituted aryl indazoles, a process for producing them and their use as herbicides. In particular this invention relates to substituted aryl indazoles of the formula ##STR1## wherein all variables are as defined in the specification.

US Patent:

54515661, Sep 19, 1995

Filed:

Nov 17, 1993

Appl. No.:

8/153702

Inventors:

Christopher J. Mathews - San Francisco CA

Assignee:

Zeneca Limited - London

International Classification:

A01N 4340
C07D47102

US Classification:

504246

Abstract:

Herbicidal 1-aryl pyrrolopyridine compounds of the formula: ##STR1## wherein at least one of Y, Z or J is N or N--O and the remainder of Y, Z or J is C--R.

US Patent:

56984952, Dec 16, 1997

Filed:

Oct 31, 1996

Appl. No.:

8/742010

Inventors:

Christopher John Mathews - Pinole CA
Don Robert Baker - Orinda CA

Assignee:

Zeneca Limited - London

International Classification:

A01N 4356
C07D23120

US Classification:

504282

Abstract:

Herbicidal compositions containing substituted pyrazole compounds and derivatives thereof of the formula: ##STR1## wherein Y is O or S and Z is a carbon-carbon single bond, O, S, C. dbd. O or C. dbd. N. Methods of controlling undesirable vegetation using these compounds and derivatives are also disclosed. Herbicidal compounds wherein Z is a carbon-carbon single bond, S, C. dbd. O or C. dbd. N are also described.

US Patent:

57393532, Apr 14, 1998

Filed:

Nov 1, 1996

Appl. No.:

8/743457

Inventors:

Ferenc M. Pallos - Walnut Creek CA
Christopher J. Mathews - San Francisco CA

Assignee:

Zeneca Limited - London

International Classification:

C07D20904
C07D20912
C07D20914
C07D20918

US Classification:

548503

Abstract:

This invention relates to substituted N-arylindoles, a process for producing them and their use as herbicides. In particular, this invention relates to substituted N-arylindoles of the formula ##STR1## wherein R, R. sup. 3, X, Z, n and k are defined herein.

US Patent:

57863024, Jul 28, 1998

Filed:

Aug 4, 1997

Appl. No.:

8/905749

Inventors:

Christopher John Mathews - Pinole CA
Don Robert Baker - Orinda CA

Assignee:

Zeneca Limited - London

International Classification:

A01N 4356

US Classification:

504282

Abstract:

Herbicidal compositions containing substituted pyrazole compounds and derivatives thereof of the formula: ##STR1## wherein Y and O or S is Z is a carbon-carbon single bond, O, S, C. dbd. O or C. dbd. N. Methods of controlling undesirable vegetation using these compounds and derivatives are also disclosed. Herbicidal compounds wherein Z is a carbon-carbon single bond, S, C. dbd. O or C. dbd. N are also described.