摘要:
Polyalkyl and polyalkenyl aromatic amides having the formula:
or a fuel-soluble salt thereof; wherein A is hydroxy, nitro, amino, N -alkylamino wherein the alkyl group contains 1 to 6 carbon atoms, or N,N-dialkylamino wherein each alkyl group independently contains 1 to 6 carbon atoms; R 1 and R 2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; R 3 is hydrogen or lower alkyl having 1 to 6 carbon atoms; R 4 is hydrogen or an acyl group of the formula:
wherein A 1 is hydroxy, nitro, amino, N-alkylamino wherein the alkyl group contains 1 to 6 carbon atoms, or N,N -dialkylamino wherein each alkyl group independently contains 1 to 6 carbon atoms; R 6 and R 7 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; R 5 is a polyalkyl or polyalkenyl group having an average molecular weight in the range of about 450 to 5,000; n is an integer from 0 to 2; and x is an integer from 2 to 5. The polyalkyl and polyalkenyl aromatic amides of formula I are useful as fuel additives for the prevention and control of engine deposits.
R 1 is hydrogen or -(CH 2 ) m COOR 2 ; R 2 is hydrogen, (R 6 ) 2 N(CH 2 ) 2 -, R 6 COOCH 2 - or -CH 2 CON(CH 2 CH 2 0H) 2 ; R 3 is hydrogen, nitro, hydroxy, amino, CH 3 (CH 2 ) n S(O) 0-2 -, CH 3 (CH 2 ) n -,CH 3 (CH 2 ) n O- ,R 5 COO-, RsOOC- ,R 5 HNCOO-, RsNHCO-, RsCONH-, RsNHCONH-, [CH 3 (CH 2 ) n]2 NCO- , CH 3 (CH 2 ) n CHOHCH 2 0-, (2-quinolinyl)methoxy, oleyloxy, linoleyloxy, R 8 OOC(CH 2 ) t -O, (R 6 0) 2 PO(CH 2 )pO- , (HO) (R 6 0)PO(CH 2 )pO- , R 6 [O(CH 2 ) 2 ] q O- , R 7 (CH 2 )pO-, or -O(CH 2 ) p -pyridinium + (OH - ); R 4 is CH 3 (CH 2 ) n - , CH 3 (CH 2 ) n O- , CF 3 SO 2 NH-, RsCOO-, RsOOC- ,R 5 HNCOO-, RsNHCO-, RsCONH-RsNHCONH-, [CH 3 (CH 2 ) n]2 NCO-, CH 3 (CH 2 ) n CHOHCH 2 0-, carboxy, (2-quinolinyl)methoxy, oleyloxy, linoleyloxy, R 8 OOC(CH 2 ) t O-, R 6 [O(CH 2 ) 2 ] q O- , or R 7 (CH 2 )pO-; R 5 is CH 3 (CH 2 ) n -, 1-adamantyl or diphenylmethyl; R 6 is lower alkyl; R 7 is 1- or 2 -naphthyloxy, 1-, 2- or 3-pyridinyloxy, 2,3- or 3,4-dihydroxyphenyl, 6,7-dihydroxy-2-naphthyl, phenyl, phenoxy or substituted phenyl or phenoxy, wherein the substituent is selected from the group consisting of lower alkyl, lower alkoxy, hydroxy, nitro, amino, halo, R 6 S(O) 0-2 -, carboxy, carboxy-lower alkyl or phenyl; R 8 is hydrogen or lower alkyl; n is an integer from 0 to 17; m is an integer from 1 to 3; t is an integer from 1 to 10; p is an integer from 2 to 18, and q is an integer from 1 to 6;
and when R 2 is hydrogen, a pharmaceutically acceptable salt thereof with a base, are potent inhibitors of phospholipases A 2 (PLA 2 's) and are therefore useful in the treatment of inflammatory diseases, such as psosiasis, inflammatory bowel disease, asthma, allergy, arthritis, dermatitis, gout, pulmonary disease, myocardial ischemia/reperfusion, and trauma induced inflammation, such as spinal cord injury.
摘要:
A muscarinic receptor antagonist, useful in treating irritable bowel syndrome, of the formula:- or a pharmaceutically acceptable salt thereof, wherein R¹ is a group of the formula:- where Z and Z¹ are each independently hydrogen, halo or C₁-C₄ alkyl; X is -(CH₂)₂-, -CH=CH-, -CH₂-S-, -CH₂-O-, -S- or -O-; Y is a direct link, O or S; R² and R³ are each independently C₁-C₄ alkyl or together represent -(CH₂) p - where p is 2, 3, 4 or 5; R⁴ is H or C₁-C₄ alkyl; m is 1, 2 or 3, with the proviso that when m is 1, Y is a direct link; and R is a group of the formula:- where either R⁵ and R⁶ are certain specified optional substituents, or R⁵ and R⁶, when attached to adjacent carbon atoms, together represent a group of the formula -O(CH₂) r O- where r is 1, 2 or 3, -O(CH₂)₂- or -(CH₂)₃-; R⁷ is H, C₁-C₄ alkyl or -CONH₂; and R⁸ is H, C₁-C₄ alkyl or C₁-C₄ alkoxy.
摘要:
Compounds of formula I where A, B and R¹⁻⁶ are as defined in the description have pesticidal and especially fungicidal activity. Many of the compounds are novel and these compounds per se , form part of the invention.
摘要:
3,3-Diarylacrylic acid amides are prepared by the reaction of a benzophenone with an acetamide in the presence of a base characterised in that a sodium alcoholate is used as the base.